[571249] Update tests to correctly managed OffscreenEditPart

Currently the lifecycle of the OffscreenEditPart (and associated
EditPartViewer, Shell, Listeners, ...) is not correctly managed in tests
of MappingBasedSiriusFormatManagerFactory.
The Shell is disposed too early. As consequence, when the postCommit
listeners are called, the EditParts, especially DEdgeEditParts, are no
longer recorded as listeners. So they are not notified, and the effect
on Draw2D edges are not done. The final consequence is that the Draw2D
points list recorded for edges in tests were wrong. As we compared with
an expected result, generated from the tests themselves, we had not seen
this problem before.

The steps are now similar to:
* Get the offscreen edit part (by creating a new Shell)
* Execute the RecordingCommand (the post commit listeners are called at
the commit of the transaction)
* Deal with the offscreen edit part (mainly store the format data)
* Undo the command (to let the session, more or less, in its previous
state)
* Clean and dispose the offscreen edit part (and its associated Shell)

This commit contains also a change in
MappingBasedSiriusFormatManagerFactory: only to create one shell per
OffscreenEditPart. In reality, there is no impact with this modification
because there is only one Diagram for each DRepresentation. But the code
is now cleaner.

Bug: 571249
Change-Id: I74a706c5b1017d8688cc7327df30ca8f0d5af844
Signed-off-by: Laurent Redor <laurent.redor@obeo.fr>
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/api/format/MappingBasedSiriusFormatManagerFactory.java b/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/api/format/MappingBasedSiriusFormatManagerFactory.java
index 1032c07..8c1c029 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/api/format/MappingBasedSiriusFormatManagerFactory.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/api/format/MappingBasedSiriusFormatManagerFactory.java
@@ -546,10 +546,11 @@
     private Collection<DiagramEditPart> getDiagramEditPart(Session session, DRepresentation representation) {
         final List<DiagramEditPart> result = new ArrayList<DiagramEditPart>();
         final Collection<EObject> data = session.getServices().getCustomData(CustomDataConstants.GMF_DIAGRAMS, representation);
-        // Create a new shell for the diagramEditPart, it will be disposed later in cleanAndDispose(DiagramEditPart).
-        Shell shell = new Shell();
         for (final EObject dataElement : data) {
             if (dataElement instanceof Diagram) {
+                // Create a new shell for the diagramEditPart, it will be disposed later in
+                // cleanAndDispose(DiagramEditPart).
+                Shell shell = new Shell();
                 final Diagram diagram = (Diagram) dataElement;
                 final DiagramEditPartService tool = new DiagramEditPartService();
                 final DiagramEditPart diagramEditPart = tool.createDiagramEditPart(diagram, shell, PreferencesHint.USE_DEFAULTS);
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__full__New.xmi
index c2abf5d..dcb4075 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.0" width="120" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4FMXgHKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_O6ZDgIC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -25,7 +25,7 @@
     <location x="50" y="130"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.0/@ownedOperands.0" width="120" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4FMXgnKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_O6ZDgoC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -40,7 +40,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.1" width="120" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4FMXg3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_O6ZDg4C1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -64,7 +64,7 @@
     <location x="220" y="240"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.1/@ownedOperands.0" width="120" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4FM-kXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_O6ZDhYC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -82,7 +82,7 @@
     <label id="//@ownedInteractions.4/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4FM-l3KJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_O6ZDi4C1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -102,7 +102,7 @@
     <label id="//@ownedInteractions.4/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4FM-knKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_O6ZDhoC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -145,7 +145,7 @@
     <label id="//@ownedInteractions.4/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4FM-lXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_O6ZDiYC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -176,7 +176,7 @@
     <label id="//@ownedInteractions.4/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4FOMsXKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_O6ZDkYC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -196,7 +196,7 @@
     <label id="//@ownedInteractions.4/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4FNloHKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_O6ZDjIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -239,7 +239,7 @@
     <label id="//@ownedInteractions.4/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4FNlo3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_O6ZDj4C1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__full__New.xmi
index ff9100d..1374823 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__full__New.xmi
@@ -4,7 +4,7 @@
     <label id="//@ownedInteractions.1/@executions.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lqy-3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChwRYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -24,7 +24,7 @@
     <label id="//@ownedInteractions.1/@executions.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LsoKnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXVYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -99,7 +99,7 @@
     <label id="//@ownedInteractions.1/@executions.10">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lt2R3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXZoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -119,7 +119,7 @@
     <label id="//@ownedInteractions.1/@executions.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LtPNXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXW4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -172,7 +172,7 @@
     <label id="//@ownedInteractions.1/@executions.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lt2QHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXX4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -214,7 +214,7 @@
     <label id="//@ownedInteractions.1/@executions.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lt2Q3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="145,210,211">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXYoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="145,210,211">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -245,7 +245,7 @@
     <label id="//@ownedInteractions.1/@executions.5">
       <location x="-27" y="-14"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lt2RXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="128,201,205">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXZIC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="128,201,205">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -265,7 +265,7 @@
     <label id="//@ownedInteractions.1/@executions.6">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LraAHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChwRoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -285,7 +285,7 @@
     <label id="//@ownedInteractions.1/@executions.7">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lt2RnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_QCiXZYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -305,7 +305,7 @@
     <label id="//@ownedInteractions.1/@executions.8">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LraAXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChwR4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -336,7 +336,7 @@
     <label id="//@ownedInteractions.1/@executions.9">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LraA3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChwSYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -356,7 +356,7 @@
     <label id="//@ownedInteractions.1/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4LraBHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_QChwSoC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -376,7 +376,7 @@
     <label id="//@ownedInteractions.1/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LqL4HKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChJMIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -463,7 +463,7 @@
     <label id="//@ownedInteractions.1/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4Lqy9XKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChJN4C1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -538,7 +538,7 @@
     <label id="//@ownedInteractions.1/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4Lt2SnKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_QCiXaYC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -558,7 +558,7 @@
     <label id="//@ownedInteractions.1/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LraBXKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChwS4C1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -700,7 +700,7 @@
     <label id="//@ownedInteractions.1/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4LsBGHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_QChwV4C1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -830,7 +830,7 @@
     <label id="//@ownedInteractions.1/@states.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_4Lt2SHKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_QCiXZ4C1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -850,7 +850,7 @@
     <label id="//@ownedInteractions.1/@states.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_4Lt2SXKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_QCiXaIC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@conditionnalStyles.0/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__full__New.xmi
index cb39820..8b638bc 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.3/@interactionUses.0" width="120" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4P82CHKJEeu3z5ajPmLnEA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ROw57YC1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -16,7 +16,7 @@
     <location x="50" y="130"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.3/@interactionUses.1" width="120" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4P82B3KJEeu3z5ajPmLnEA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ROw57IC1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -34,7 +34,7 @@
     <label id="//@ownedInteractions.3/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4P82BnKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_ROw564C1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -54,7 +54,7 @@
     <label id="//@ownedInteractions.3/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4P82AXKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_ROw55oC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -97,7 +97,7 @@
     <label id="//@ownedInteractions.3/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4P82BHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_ROw56YC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -128,7 +128,7 @@
     <label id="//@ownedInteractions.3/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4P82AHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_ROw55YC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -148,7 +148,7 @@
     <label id="//@ownedInteractions.3/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4P8O8HKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_ROw54IC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -191,7 +191,7 @@
     <label id="//@ownedInteractions.3/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4P8O83KJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_ROw544C1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__full__New.xmi
index 7569176..aef226d 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__full__New.xmi
@@ -4,7 +4,7 @@
     <label id="//@ownedInteractions.6/@executions.0">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4WT8u3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_Saz2QoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -22,9 +22,9 @@
       <label id="//@ownedInteractions.6/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4WT8vHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Saz2Q4C1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4WT8vXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Saz2RIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -53,7 +53,7 @@
     <label id="//@ownedInteractions.6/@executions.1">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4WT8vnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_Saz2RYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -73,9 +73,9 @@
     <label id="//@ownedInteractions.6/@messages.0" width="-1" height="-1">
       <location y="-10"/>
     </label>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -102,7 +102,7 @@
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       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4WUjwHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Saz2SIC1EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Lost%20Message%20End']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -120,9 +120,9 @@
       <label id="//@ownedInteractions.6/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
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+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Saz2SYC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4WUjwnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Saz2SoC1EeutkuroUGaDfg" showIcon="false"/>
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@@ -151,9 +151,9 @@
     <label id="//@ownedInteractions.6/@messages.1" width="-1" height="-1">
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     </label>
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@@ -180,7 +180,7 @@
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       <location x="-1"/>
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+    <siriusStyle xsi:type="diagram:Dot" uid="_Saz2S4C1EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
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@@ -200,9 +200,9 @@
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@@ -229,7 +229,7 @@
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       <location x="-1"/>
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@@ -249,9 +249,9 @@
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@@ -278,7 +278,7 @@
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@@ -298,9 +298,9 @@
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@@ -327,7 +327,7 @@
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@@ -345,9 +345,9 @@
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@@ -376,9 +376,9 @@
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@@ -405,7 +405,7 @@
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@@ -423,9 +423,9 @@
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@@ -454,9 +454,9 @@
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@@ -483,7 +483,7 @@
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@@ -501,9 +501,9 @@
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@@ -532,9 +532,9 @@
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@@ -561,7 +561,7 @@
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@@ -610,9 +610,9 @@
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     </siriusStyle>
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@@ -708,7 +708,7 @@
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       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4WTVsHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_SazPUYC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -728,7 +728,7 @@
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       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4WSunHKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
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       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -771,7 +771,7 @@
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       <location x="-44"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_4WTVpnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
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       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -800,9 +800,9 @@
       <label id="//@ownedInteractions.6/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4WTVqHKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
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         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
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+        <centerLabelStyle uid="_SazPSoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -829,9 +829,9 @@
       <label id="//@ownedInteractions.6/@messages.9" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4WTVqnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_SazPS4C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
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       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -858,9 +858,9 @@
       <label id="//@ownedInteractions.6/@messages.8" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4WTVrHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
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         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4WTVrXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_SazPToC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -887,9 +887,9 @@
       <label id="//@ownedInteractions.6/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4WTVrnKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
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         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
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+        <centerLabelStyle uid="_SazPUIC1EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -918,7 +918,7 @@
     <label id="//@ownedInteractions.6/@participants.1">
       <location x="-4"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4WT8v3KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -938,7 +938,7 @@
     <label id="//@ownedInteractions.6/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4WTVsnKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_SazPU4C1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1003,7 +1003,7 @@
     <label id="//@ownedInteractions.6/@participants.1">
       <location x="-44"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_4WT8tXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
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       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__full__New.xmi
index 03f369a..456464e 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__full__New.xmi
@@ -4,9 +4,9 @@
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       <location y="-10"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bZRD3KJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -31,9 +31,9 @@
     <label id="//@ownedInteractions.0/@messages.1" width="-1" height="-1">
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     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bZREXKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
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     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -58,9 +58,9 @@
     <label id="//@ownedInteractions.0/@messages.2" width="-1" height="-1">
       <location y="-10"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -88,9 +88,9 @@
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@@ -116,9 +116,9 @@
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@@ -146,9 +146,9 @@
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@@ -174,9 +174,9 @@
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@@ -201,7 +201,7 @@
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@@ -221,7 +221,7 @@
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@@ -264,7 +264,7 @@
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@@ -293,9 +293,9 @@
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@@ -322,7 +322,7 @@
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@@ -342,7 +342,7 @@
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+    <siriusStyle xsi:type="diagram:Square" uid="_Tm8SMIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -385,7 +385,7 @@
     <label id="//@ownedInteractions.0/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4bYC4nKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Tm8SNYC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -414,9 +414,9 @@
       <label id="//@ownedInteractions.0/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bYC5HKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Tm8SN4C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_4bYC5XKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Tm8SOIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -443,7 +443,7 @@
     <label id="//@ownedInteractions.0/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4bZRDnKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Tm85TIC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -463,7 +463,7 @@
     <label id="//@ownedInteractions.0/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4bYp-3KJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Tm8SToC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -506,7 +506,7 @@
     <label id="//@ownedInteractions.0/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4bZRBHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Tm85QoC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -535,9 +535,9 @@
       <label id="//@ownedInteractions.0/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bZRBnKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Tm85RIC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_4bZRB3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Tm85RYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -565,9 +565,9 @@
       <label id="//@ownedInteractions.0/@messages.6" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bZRCHKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Tm85RoC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_4bZRCXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Tm85R4C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -592,9 +592,9 @@
       <label id="//@ownedInteractions.0/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bZRCnKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Tm85SIC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4bZRC3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Tm85SYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -620,9 +620,9 @@
       <label id="//@ownedInteractions.0/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bZRDHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Tm85SoC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4bZRDXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Tm85S4C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -650,7 +650,7 @@
     <label id="//@ownedInteractions.0/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4bYp-nKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Tm8STYC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -670,7 +670,7 @@
     <label id="//@ownedInteractions.0/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4bYp9nKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Tm8SSYC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -699,9 +699,9 @@
       <label id="//@ownedInteractions.0/@messages.4" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4bYp-HKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Tm8SS4C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_4bYp-XKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Tm8STIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -731,7 +731,7 @@
     <label id="//@ownedInteractions.0/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4bYp8XKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Tm8SRIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__full__New.xmi
index 4bc1c67..cb348aa 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0" width="270" height="150">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4oTroXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U74E7YC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -34,7 +34,7 @@
     <location x="50" y="515"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0/@ownedOperands.0" width="270" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4oTrpHKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U74E8IC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -49,7 +49,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0/@ownedOperands.1" width="270" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4oTrpXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U74E8YC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -67,9 +67,9 @@
     <label id="//@ownedInteractions.7/@constraints.0" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oUSxHKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U74r8IC1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_4oUSxXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_U74r8YC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -100,9 +100,9 @@
     <label id="//@ownedInteractions.7/@constraints.1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oUStnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U74r4oC1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_4oUSt3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_U74r44C1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
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     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -133,9 +133,9 @@
     <label id="//@ownedInteractions.7/@constraints.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oUStHKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U74r4IC1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_4oUStXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_U74r4YC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -166,9 +166,9 @@
     <label id="//@ownedInteractions.7/@constraints.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oUSsnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U74E_oC1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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+      <centerLabelStyle uid="_U74E_4C1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
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     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -199,9 +199,9 @@
     <label id="//@ownedInteractions.7/@constraints.4" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oUSsHKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
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       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -232,7 +232,7 @@
     <label id="//@ownedInteractions.7/@ends.0">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oRPYXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -252,7 +252,7 @@
     <label id="//@ownedInteractions.7/@ends.1">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oRPY3KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -272,7 +272,7 @@
     <label id="//@ownedInteractions.7/@ends.10">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oR2eXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -292,7 +292,7 @@
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       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oR2enKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -312,7 +312,7 @@
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       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oR2e3KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -332,7 +332,7 @@
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       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oR2fHKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -352,7 +352,7 @@
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       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oRPYHKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -372,7 +372,7 @@
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       <location x="-1"/>
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -392,7 +392,7 @@
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       <location x="-1"/>
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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@@ -412,7 +412,7 @@
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       <location x="-1"/>
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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@@ -432,7 +432,7 @@
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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@@ -452,7 +452,7 @@
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@@ -470,9 +470,9 @@
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       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oR2c3KJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U73dy4C1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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@@ -505,7 +505,7 @@
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@@ -523,9 +523,9 @@
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         <location y="-10"/>
       </label>
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+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U73dw4C1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_4oRPZ3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_U73dxIC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
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@@ -558,7 +558,7 @@
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@@ -578,7 +578,7 @@
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@@ -598,7 +598,7 @@
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@@ -618,7 +618,7 @@
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@@ -638,7 +638,7 @@
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@@ -658,7 +658,7 @@
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@@ -676,9 +676,9 @@
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@@ -711,7 +711,7 @@
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@@ -729,9 +729,9 @@
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@@ -764,7 +764,7 @@
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+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_U74E-IC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -784,7 +784,7 @@
     <label id="//@ownedInteractions.7/@ends.9">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oTrrXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_U74E-YC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -802,9 +802,9 @@
       <label id="//@ownedInteractions.7/@constraints.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_4oTrrnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_U74E-oC1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_4oTrr3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_U74E-4C1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -837,7 +837,7 @@
     <label id="//@ownedInteractions.7/@executions.0">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4oSdkHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_U74E0IC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -855,9 +855,9 @@
       <label id="//@ownedInteractions.7/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oTEkHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74E0YC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4oTEkXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_U74E0oC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -886,7 +886,7 @@
     <label id="//@ownedInteractions.7/@executions.1">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4oTEknKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_U74E04C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -903,7 +903,7 @@
     <location x="-5" y="200"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@interactionUses.0" width="270" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_4oTrpnKJEeu3z5ajPmLnEA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U74E8oC1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -921,9 +921,9 @@
     <label id="//@ownedInteractions.7/@messages.0" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oUSvnKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74r6oC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_4oUSv3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_U74r64C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -950,9 +950,9 @@
     <label id="//@ownedInteractions.7/@messages.1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oUSwnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74r7oC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4oUSw3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_U74r74C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -979,9 +979,9 @@
     <label id="//@ownedInteractions.7/@messages.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oUSwHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74r7IC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4oUSwXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_U74r7YC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1008,9 +1008,9 @@
     <label id="//@ownedInteractions.7/@messages.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oUSunKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74r5oC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_4oUSu3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_U74r54C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1037,9 +1037,9 @@
     <label id="//@ownedInteractions.7/@messages.4" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oUSuHKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74r5IC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4oUSuXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_U74r5YC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1066,7 +1066,7 @@
     <label id="//@ownedInteractions.7/@messages.4">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4oRPaXKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
+    <siriusStyle xsi:type="diagram:Dot" uid="_U73dxoC1EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Lost%20Message%20End']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -1086,9 +1086,9 @@
     <label id="//@ownedInteractions.7/@messages.5" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oUSvHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74r6IC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_4oUSvXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_U74r6YC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1115,7 +1115,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4oTroHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_U74E7IC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1135,7 +1135,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4oTElnKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_U74E14C1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1178,7 +1178,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4oTEoXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_U74E4oC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1207,9 +1207,9 @@
       <label id="//@ownedInteractions.7/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oTEo3KJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74E5IC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_4oTEpHKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_U74E5YC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1236,9 +1236,9 @@
       <label id="//@ownedInteractions.7/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oTEpXKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74E5oC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4oTEpnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_U74E54C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1265,9 +1265,9 @@
       <label id="//@ownedInteractions.7/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oTEp3KJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74E6IC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4oTEqHKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_U74E6YC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1294,9 +1294,9 @@
       <label id="//@ownedInteractions.7/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oTEqXKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U74E6oC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4oTEqnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_U74E64C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1325,7 +1325,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location x="-4"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4oTElXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_U74E1oC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1345,7 +1345,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4oR2fXKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_U73d1YC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1432,7 +1432,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4oSdhnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_U73d4IC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1505,9 +1505,9 @@
       <label id="//@ownedInteractions.7/@messages.4" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4oSdjnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U73d6IC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4oSdj3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_U73d6YC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1536,7 +1536,7 @@
     <label id="//@ownedInteractions.7/@states.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_4oTEk3KJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_U74E1IC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1556,7 +1556,7 @@
     <label id="//@ownedInteractions.7/@states.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_4oTElHKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_U74E1YC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@conditionnalStyles.0/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram__with__notes___to___storedFormat-Basic__Observation__Diagram__with__notes__full__New__notes.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram__with__notes___to___storedFormat-Basic__Observation__Diagram__with__notes__full__New__notes.xmi
index bd5f37d..2d31e6b 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram__with__notes___to___storedFormat-Basic__Observation__Diagram__with__notes__full__New__notes.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Basic__Observation__Diagram__with__notes___to___storedFormat-Basic__Observation__Diagram__with__notes__full__New__notes.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0" width="270" height="150">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_48_iVXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Y4Pz1oC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -34,7 +34,7 @@
     <location x="50" y="515"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0/@ownedOperands.0" width="270" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_48_iWHKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Y4Pz2YC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3008">
@@ -49,7 +49,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0/@ownedOperands.1" width="270" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_48_iWXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Y4Pz2oC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3008">
@@ -67,9 +67,9 @@
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       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_49AJWHKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Qa0IC1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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+      <centerLabelStyle uid="_Y4Qa0YC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
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@@ -100,9 +100,9 @@
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       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_49AJSnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Pz64C1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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+      <centerLabelStyle uid="_Y4Pz7IC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
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@@ -133,9 +133,9 @@
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       <location y="-10"/>
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-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_49AJSHKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Pz6YC1EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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     <gmfView xsi:type="notation:Edge" type="4002">
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@@ -166,9 +166,9 @@
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     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_49AJRnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Pz54C1EeutkuroUGaDfg" sourceArrow="InputArrow">
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@@ -199,9 +199,9 @@
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-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_49AJRHKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Pz5YC1EeutkuroUGaDfg" sourceArrow="InputArrow">
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@@ -232,7 +232,7 @@
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-UEXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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@@ -252,7 +252,7 @@
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-UE3KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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@@ -272,7 +272,7 @@
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@@ -292,7 +292,7 @@
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@@ -312,7 +312,7 @@
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@@ -332,7 +332,7 @@
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@@ -352,7 +352,7 @@
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@@ -372,7 +372,7 @@
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@@ -392,7 +392,7 @@
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@@ -412,7 +412,7 @@
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@@ -432,7 +432,7 @@
     <label id="//@ownedInteractions.7/@ends.18">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-7I3KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4Olq4C1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -452,7 +452,7 @@
     <label id="//@ownedInteractions.7/@ends.19">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-7JXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -470,9 +470,9 @@
       <label id="//@ownedInteractions.7/@constraints.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_48-7JnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4PMsYC1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_48-7J3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_Y4PMsoC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -505,7 +505,7 @@
     <label id="//@ownedInteractions.7/@ends.2">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-UFXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4OlpYC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -523,9 +523,9 @@
       <label id="//@ownedInteractions.7/@constraints.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_48-UFnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4OlpoC1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_48-UF3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_Y4Olp4C1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -558,7 +558,7 @@
     <label id="//@ownedInteractions.7/@ends.20">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48_iW3KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4Pz3IC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -578,7 +578,7 @@
     <label id="//@ownedInteractions.7/@ends.21">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48_iXHKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4Pz3YC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -598,7 +598,7 @@
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       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-7InKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4OlqoC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -618,7 +618,7 @@
     <label id="//@ownedInteractions.7/@ends.4">
       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-7JHKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4OlrIC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -638,7 +638,7 @@
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       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-7KHKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4PMs4C1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -658,7 +658,7 @@
     <label id="//@ownedInteractions.7/@ends.6">
       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48-7KXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4PMtIC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -676,9 +676,9 @@
       <label id="//@ownedInteractions.7/@constraints.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_48-7KnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4PMtYC1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_48-7K3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_Y4PMtoC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -711,7 +711,7 @@
     <label id="//@ownedInteractions.7/@ends.7">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48_iXXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4Pz3oC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -729,9 +729,9 @@
       <label id="//@ownedInteractions.7/@constraints.4" width="-1" height="-1">
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       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_48_iXnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Pz34C1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_48_iX3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_Y4Pz4IC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
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       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -764,7 +764,7 @@
     <label id="//@ownedInteractions.7/@ends.8">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_49AJQHKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4Pz4YC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -784,7 +784,7 @@
     <label id="//@ownedInteractions.7/@ends.9">
       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_49AJQXKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4Pz4oC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -802,9 +802,9 @@
       <label id="//@ownedInteractions.7/@constraints.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_49AJQnKJEeu3z5ajPmLnEA" sourceArrow="InputArrow">
+      <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Y4Pz44C1EeutkuroUGaDfg" sourceArrow="InputArrow">
         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_49AJQ3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_Y4Pz5IC1EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -837,7 +837,7 @@
     <label id="//@ownedInteractions.7/@executions.0">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_48_iOHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_Y4PM0IC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -855,9 +855,9 @@
       <label id="//@ownedInteractions.7/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_48_iOXKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4PM0YC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_48_iOnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Y4PM0oC1EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -886,7 +886,7 @@
     <label id="//@ownedInteractions.7/@executions.1">
       <location x="-34"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_48_iO3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_Y4PM04C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -903,7 +903,7 @@
     <location x="-5" y="200"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@interactionUses.0" width="270" height="50">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Y4Pz24C1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
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@@ -921,9 +921,9 @@
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+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz84C1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
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-      <centerLabelStyle uid="_49AJU3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_Y4Pz9IC1EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -950,9 +950,9 @@
     <label id="//@ownedInteractions.7/@messages.1" width="-1" height="-1">
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     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_49AJVnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz94C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
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-      <centerLabelStyle uid="_49AJV3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_Y4Pz-IC1EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -979,9 +979,9 @@
     <label id="//@ownedInteractions.7/@messages.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_49AJVHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz9YC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_49AJVXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_Y4Pz9oC1EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1008,9 +1008,9 @@
     <label id="//@ownedInteractions.7/@messages.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_49AJTnKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz74C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_49AJT3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_Y4Pz8IC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1037,9 +1037,9 @@
     <label id="//@ownedInteractions.7/@messages.4" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_49AJTHKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz7YC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_49AJTXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_Y4Pz7oC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1066,7 +1066,7 @@
     <label id="//@ownedInteractions.7/@messages.4">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_48-7IXKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Y4OlqYC1EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Lost%20Message%20End']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -1086,9 +1086,9 @@
     <label id="//@ownedInteractions.7/@messages.5" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_49AJUHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz8YC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_49AJUXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_Y4Pz8oC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1115,7 +1115,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_48_iVHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Y4Pz1YC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1135,7 +1135,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_48_iP3KJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Y4PzwIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1178,7 +1178,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_48_iSnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Y4Pzy4C1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1207,9 +1207,9 @@
       <label id="//@ownedInteractions.7/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_48_iTHKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4PzzYC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_48_iTXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Y4PzzoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1236,9 +1236,9 @@
       <label id="//@ownedInteractions.7/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_48_iTnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pzz4C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_48_iT3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Y4Pz0IC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1265,9 +1265,9 @@
       <label id="//@ownedInteractions.7/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_48_iUHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz0YC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_48_iUXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Y4Pz0oC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1294,9 +1294,9 @@
       <label id="//@ownedInteractions.7/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_48_iUnKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4Pz04C1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_48_iU3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Y4Pz1IC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1325,7 +1325,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location x="-4"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_48_iPnKJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Y4PM1oC1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1345,7 +1345,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_48-7MHKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Y4PMu4C1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1432,7 +1432,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_48-7O3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Y4PMxoC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1505,9 +1505,9 @@
       <label id="//@ownedInteractions.7/@messages.4" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_48_iNnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Y4PMzoC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_48_iN3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_Y4PMz4C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1536,7 +1536,7 @@
     <label id="//@ownedInteractions.7/@states.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_48_iPHKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_Y4PM1IC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1556,7 +1556,7 @@
     <label id="//@ownedInteractions.7/@states.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_48_iPXKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_Y4PM1YC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@conditionnalStyles.0/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex___to___storedFormat-Complex__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex___to___storedFormat-Complex__full__New.xmi
index e9ba93a..2d595c7 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex___to___storedFormat-Complex__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex___to___storedFormat-Complex__full__New.xmi
@@ -4,7 +4,7 @@
     <label id="//@ownedInteractions.2/@executions.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uKcD3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMpwV4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -44,9 +44,9 @@
       <label id="//@ownedInteractions.2/@messages.10" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uKcGHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXRIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uKcGXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXRYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -74,7 +74,7 @@
     <label id="//@ownedInteractions.2/@executions.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uKcGnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMqXRoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -103,9 +103,9 @@
       <label id="//@ownedInteractions.2/@messages.9" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uKcIHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXTIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uKcIXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXTYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -133,7 +133,7 @@
     <label id="//@ownedInteractions.2/@executions.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uKcInKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMqXToC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -151,9 +151,9 @@
       <label id="//@ownedInteractions.2/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uKcI3KJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXT4C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uKcJHKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXUIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -180,9 +180,9 @@
       <label id="//@ownedInteractions.2/@messages.8" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLDEHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXUYC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLDEXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXUoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -210,7 +210,7 @@
     <label id="//@ownedInteractions.2/@executions.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uLqOXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMq-XoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -228,9 +228,9 @@
       <label id="//@ownedInteractions.2/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLqOnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMq-X4C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLqO3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMq-YIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -257,9 +257,9 @@
       <label id="//@ownedInteractions.2/@messages.4" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLqPHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMq-YYC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLqPXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMq-YoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -286,9 +286,9 @@
       <label id="//@ownedInteractions.2/@messages.7" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLqPnKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMq-Y4C1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLqP3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMq-ZIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -317,7 +317,7 @@
     <label id="//@ownedInteractions.2/@executions.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uJ09HKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMpwNIC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -335,9 +335,9 @@
       <label id="//@ownedInteractions.2/@messages.6" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uJ09XKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMpwNYC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uJ09nKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMpwNoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -366,7 +366,7 @@
     <label id="//@ownedInteractions.2/@executions.5">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uMRMHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMq-ZYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -384,9 +384,9 @@
       <label id="//@ownedInteractions.2/@messages.12" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uMRMXKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMq-ZoC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uMRMnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMq-Z4C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -417,7 +417,7 @@
     <label id="//@ownedInteractions.2/@executions.6">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uM4QHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMrlYIC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -446,9 +446,9 @@
       <label id="//@ownedInteractions.2/@messages.14" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4RnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlZoC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uM4R3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMrlZ4C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -477,9 +477,9 @@
       <label id="//@ownedInteractions.2/@messages.18" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4SHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlaIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uM4SXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMrlaYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -507,7 +507,7 @@
     <label id="//@ownedInteractions.2/@executions.7">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uM4SnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMrlaoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -525,9 +525,9 @@
       <label id="//@ownedInteractions.2/@messages.15" width="-1" height="-1">
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4S3KJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrla4C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_4uM4THKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMrlbIC1EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -554,9 +554,9 @@
       <label id="//@ownedInteractions.2/@messages.17" width="-1" height="-1">
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4TXKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlbYC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_4uM4TnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMrlboC1EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -587,7 +587,7 @@
     <label id="//@ownedInteractions.2/@executions.8">
       <location y="5"/>
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+    <siriusStyle xsi:type="diagram:Square" uid="_WMqXZ4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
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@@ -605,9 +605,9 @@
       <label id="//@ownedInteractions.2/@messages.16" width="-1" height="-1">
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       </label>
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+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXaIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_4uLDKHKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXaYC1EeutkuroUGaDfg" showIcon="false"/>
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@@ -636,9 +636,9 @@
     <label id="//@ownedInteractions.2/@messages.0" width="-1" height="-1">
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-      <centerLabelStyle uid="_4uNfXXKJEeu3z5ajPmLnEA" showIcon="false"/>
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@@ -664,9 +664,9 @@
     <label id="//@ownedInteractions.2/@messages.1" width="-1" height="-1">
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     </label>
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+      <centerLabelStyle uid="_WMsMcYC1EeutkuroUGaDfg" showIcon="false"/>
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@@ -692,9 +692,9 @@
     <label id="//@ownedInteractions.2/@messages.10" width="-1" height="-1">
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+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrljoC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
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@@ -720,9 +720,9 @@
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@@ -750,9 +750,9 @@
     <label id="//@ownedInteractions.2/@messages.12" width="-1" height="-1">
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       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfV3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlh4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -781,9 +781,9 @@
     <label id="//@ownedInteractions.2/@messages.13" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4VnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrldoC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4V3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrld4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -809,9 +809,9 @@
     <label id="//@ownedInteractions.2/@messages.14" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4VHKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrldIC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4VXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrldYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -840,9 +840,9 @@
     <label id="//@ownedInteractions.2/@messages.15" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4UnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlcoC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4U3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlc4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -869,9 +869,9 @@
     <label id="//@ownedInteractions.2/@messages.16" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4UHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlcIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4UXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlcYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -898,9 +898,9 @@
     <label id="//@ownedInteractions.2/@messages.17" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4WnKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrleoC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4W3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrle4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -929,9 +929,9 @@
     <label id="//@ownedInteractions.2/@messages.18" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4WHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrleIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4WXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrleYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -957,9 +957,9 @@
     <label id="//@ownedInteractions.2/@messages.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uNfVHKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlhIC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfVXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlhYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -985,9 +985,9 @@
     <label id="//@ownedInteractions.2/@messages.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uNfWHKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrliIC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfWXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrliYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1014,9 +1014,9 @@
     <label id="//@ownedInteractions.2/@messages.4" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uNfUHKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlgIC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfUXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlgYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1043,9 +1043,9 @@
     <label id="//@ownedInteractions.2/@messages.5" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uNfUnKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlgoC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfU3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlg4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1072,9 +1072,9 @@
     <label id="//@ownedInteractions.2/@messages.6" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4XHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlfIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4XXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlfYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1101,9 +1101,9 @@
     <label id="//@ownedInteractions.2/@messages.7" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uM4XnKJEeu3z5ajPmLnEA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMrlfoC1EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_4uM4X3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMrlf4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1130,9 +1130,9 @@
     <label id="//@ownedInteractions.2/@messages.8" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uNfYnKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMsMcoC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfY3KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMsMc4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1158,9 +1158,9 @@
     <label id="//@ownedInteractions.2/@messages.9" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uNfZHKJEeu3z5ajPmLnEA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMsMdIC1EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_4uNfZXKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_WMsMdYC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1186,7 +1186,7 @@
     <label id="//@ownedInteractions.2/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4uLDKXKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_WMqXaoC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1206,7 +1206,7 @@
     <label id="//@ownedInteractions.2/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uLDE3KJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMqXVIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1260,7 +1260,7 @@
     <label id="//@ownedInteractions.2/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uLDHXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMqXXoC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1300,9 +1300,9 @@
       <label id="//@ownedInteractions.2/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLDInKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXY4C1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLDI3KJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXZIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1328,9 +1328,9 @@
       <label id="//@ownedInteractions.2/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLDJHKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMqXZYC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLDJXKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMqXZoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1358,7 +1358,7 @@
     <label id="//@ownedInteractions.2/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4uLDEnKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_WMqXU4C1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -1378,7 +1378,7 @@
     <label id="//@ownedInteractions.2/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uJ0-HKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMpwOIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1454,7 +1454,7 @@
     <label id="//@ownedInteractions.2/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uKcAHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMpwSIC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -1516,9 +1516,9 @@
       <label id="//@ownedInteractions.2/@messages.13" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uKcDXKJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMpwVYC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uKcDnKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMpwVoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1546,7 +1546,7 @@
     <label id="//@ownedInteractions.2/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4uM4T3KJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_WMrlb4C1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1566,7 +1566,7 @@
     <label id="//@ownedInteractions.2/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uMRNHKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMq-aYC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1631,7 +1631,7 @@
     <label id="//@ownedInteractions.2/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uMRQ3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMq-eIC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1682,9 +1682,9 @@
       <label id="//@ownedInteractions.2/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uMRT3KJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMq-hIC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uMRUHKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMq-hYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1712,7 +1712,7 @@
     <label id="//@ownedInteractions.2/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_4uMRM3KJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_WMq-aIC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1732,7 +1732,7 @@
     <label id="//@ownedInteractions.2/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uLqK3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMq-UIC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1783,9 +1783,9 @@
       <label id="//@ownedInteractions.2/@messages.11" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_4uLqN3KJEeu3z5ajPmLnEA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_WMq-XIC1EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_4uLqOHKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_WMq-XYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1815,7 +1815,7 @@
     <label id="//@ownedInteractions.2/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uLDKnKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMqXa4C1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1880,7 +1880,7 @@
     <label id="//@ownedInteractions.2/@participants.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_4uJ093KJEeu3z5ajPmLnEA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_WMpwN4C1EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1900,7 +1900,7 @@
     <label id="//@ownedInteractions.2/@participants.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uJN5nKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMpJJoC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1942,7 +1942,7 @@
     <label id="//@ownedInteractions.2/@participants.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_4uJN4HKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_WMpJIIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__full__New.xmi
index e5c2038..e56c64c 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.0" width="140" height="280">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40Onw3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQRT4C1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -34,7 +34,7 @@
     <location x="50" y="240"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.0/@ownedOperands.0" width="140" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnxnKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQRUoC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -49,7 +49,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.0/@ownedOperands.1" width="140" height="160">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40Onx3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQRU4C1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -64,7 +64,7 @@
     <location y="120"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.1" width="330" height="590">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnyXKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4QIC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2002">
@@ -88,7 +88,7 @@
     <location x="50" y="560"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.1/@ownedOperands.0" width="330" height="560">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40Ony3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4QoC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3008">
@@ -103,7 +103,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnzHKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4Q4C1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -127,7 +127,7 @@
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   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.2/@ownedOperands.0" width="120" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnznKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4RYC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -142,7 +142,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.3" width="310" height="120">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40Onz3KJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4RoC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2002">
@@ -166,7 +166,7 @@
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   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.3/@ownedOperands.0" width="310" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40On0XKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4SIC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3008">
@@ -181,7 +181,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40On0nKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4SYC1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -205,7 +205,7 @@
     <location x="60" y="930"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.4/@ownedOperands.0" width="310" height="170">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40On1HKJEeu3z5ajPmLnEA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQ4S4C1EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -223,7 +223,7 @@
     <label id="//@ownedInteractions.5/@executions.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40OAv3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQRQoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -243,7 +243,7 @@
     <label id="//@ownedInteractions.5/@executions.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40OAwHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQRQ4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -263,7 +263,7 @@
     <label id="//@ownedInteractions.5/@executions.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40PO63KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiRfVYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -283,7 +283,7 @@
     <label id="//@ownedInteractions.5/@executions.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40PO7HKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiRfVoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -323,9 +323,9 @@
       <label id="//@ownedInteractions.5/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40PO73KJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfWYC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_40PO8HKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_XiRfWoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -352,9 +352,9 @@
       <label id="//@ownedInteractions.5/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40P14HKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfW4C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_40P14XKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_XiRfXIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -383,7 +383,7 @@
     <label id="//@ownedInteractions.5/@executions.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40P14nKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiRfXYC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -403,7 +403,7 @@
     <label id="//@ownedInteractions.5/@executions.5">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40OAwXKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQRRIC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -445,7 +445,7 @@
     <label id="//@ownedInteractions.5/@executions.6">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40OAxHKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQRR4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -476,7 +476,7 @@
     <label id="//@ownedInteractions.5/@executions.7">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40OAx3KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQRSoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -496,7 +496,7 @@
     <label id="//@ownedInteractions.5/@executions.8">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40P143KJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiRfXoC1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -516,7 +516,7 @@
     <label id="//@ownedInteractions.5/@executions.9">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40P15HKJEeu3z5ajPmLnEA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiRfX4C1EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -544,7 +544,7 @@
     <location x="-5" y="1115"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@interactionUses.0" width="310" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnyHKJEeu3z5ajPmLnEA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQRVIC1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -559,7 +559,7 @@
     <location x="60" y="150"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@interactionUses.1" width="310" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnwnKJEeu3z5ajPmLnEA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQRToC1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -574,7 +574,7 @@
     <location x="60" y="680"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@interactionUses.2" width="120" height="100">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_40OnwXKJEeu3z5ajPmLnEA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_XiQRTYC1EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -592,9 +592,9 @@
     <label id="//@ownedInteractions.5/@messages.0" width="-1" height="-1">
       <location x="-1" y="-61"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40P17nKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfaYC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_40P173KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_XiRfaoC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -623,9 +623,9 @@
     <label id="//@ownedInteractions.5/@messages.1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40P17HKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfZ4C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_40P17XKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_XiRfaIC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -652,9 +652,9 @@
     <label id="//@ownedInteractions.5/@messages.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40P16nKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfZYC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_40P163KJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_XiRfZoC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -681,9 +681,9 @@
     <label id="//@ownedInteractions.5/@messages.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40P16HKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfY4C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_40P16XKJEeu3z5ajPmLnEA" showIcon="false"/>
+      <centerLabelStyle uid="_XiRfZIC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -710,7 +710,7 @@
     <label id="//@ownedInteractions.5/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_40P153KJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_XiRfYoC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -730,7 +730,7 @@
     <label id="//@ownedInteractions.5/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40PO23KJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQ4XYC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -825,9 +825,9 @@
       <label id="//@ownedInteractions.5/@messages.0" width="-1" height="-1">
         <location x="-1" y="-61"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40PO53KJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfUYC1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_40PO6HKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_XiRfUoC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -856,9 +856,9 @@
       <label id="//@ownedInteractions.5/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_40PO6XKJEeu3z5ajPmLnEA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_XiRfU4C1EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_40PO6nKJEeu3z5ajPmLnEA" showIcon="false"/>
+        <centerLabelStyle uid="_XiRfVIC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -887,7 +887,7 @@
     <label id="//@ownedInteractions.5/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40On1XKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQ4TIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -996,7 +996,7 @@
     <label id="//@ownedInteractions.5/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_40OnwHKJEeu3z5ajPmLnEA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_XiQRTIC1EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1016,7 +1016,7 @@
     <label id="//@ownedInteractions.5/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40NZoHKJEeu3z5ajPmLnEA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiPqIIC1EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1136,7 +1136,7 @@
     <label id="//@ownedInteractions.5/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_40OAtnKJEeu3z5ajPmLnEA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_XiQROYC1EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1244,7 +1244,7 @@
     <label id="//@ownedInteractions.5/@states.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_40OAxnKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_XiQRSYC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1264,7 +1264,7 @@
     <label id="//@ownedInteractions.5/@states.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_40P15nKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_XiRfYYC1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1284,7 +1284,7 @@
     <label id="//@ownedInteractions.5/@states.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_40OAyHKJEeu3z5ajPmLnEA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_XiQRS4C1EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__Raw__full.xmi
index 8155e38..a88e22a 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Combined__Fragment__Diagram___to___storedFormat-Basic__Combined__Fragment__Diagram__Raw__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.0" width="120" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IEQ3cIAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Gt1uQIC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -25,7 +25,7 @@
     <location x="50" y="130"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.0/@ownedOperands.0" width="120" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IEQ3coAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Gt1uQoC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -40,7 +40,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.1" width="120" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IERegIAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Gt1uQ4C0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -61,10 +61,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="220" y="240" width="120" height="90"/>
     </gmfView>
-    <location x="200" y="240"/>
+    <location x="220" y="240"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@combinedFragments.1/@ownedOperands.0" width="120" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IERegoAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Gt1uRYC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -82,7 +82,7 @@
     <label id="//@ownedInteractions.4/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_IEReiIAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Gt1uS4C0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -96,13 +96,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="2" y="400" width="10" height="10"/>
     </gmfView>
-    <location y="395"/>
+    <location y="400"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@participants.0" width="120" height="50">
     <label id="//@ownedInteractions.4/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_IEReg4AsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Gt1uRoC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -145,7 +145,7 @@
     <label id="//@ownedInteractions.4/@participants.0">
       <location y="5"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_IERehoAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Gt1uSYC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -176,7 +176,7 @@
     <label id="//@ownedInteractions.4/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_IESFkoAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Gt1uUYC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -190,13 +190,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="2" y="400" width="10" height="10"/>
     </gmfView>
-    <location y="395"/>
+    <location y="400"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@participants.1" width="120" height="50">
     <label id="//@ownedInteractions.4/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_IEReiYAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Gt1uTIC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -233,13 +233,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="220" y="50" width="120" height="50"/>
     </gmfView>
-    <location x="200" y="50"/>
+    <location x="220" y="50"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.4/@participants.1" width="10" height="400">
     <label id="//@ownedInteractions.4/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_IESFkIAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Gt1uT4C0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -264,6 +264,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" y="42" width="10" height="400"/>
     </gmfView>
-    <location x="37" y="50"/>
+    <location x="55" y="50"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__Raw__full.xmi
index 9cd9993..4246605 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Executions__Diagram___to___storedFormat-Basic__Executions__Diagram__Raw__full.xmi
@@ -4,7 +4,7 @@
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       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9VR4YAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qdoC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -24,7 +24,7 @@
     <label id="//@ownedInteractions.1/@executions.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9XHF4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7RioC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -99,7 +99,7 @@
     <label id="//@ownedInteractions.1/@executions.10">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9YVMIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7Rm4C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -119,7 +119,7 @@
     <label id="//@ownedInteractions.1/@executions.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9XuIIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7RkIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -172,7 +172,7 @@
     <label id="//@ownedInteractions.1/@executions.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9XuJIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7RlIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -214,7 +214,7 @@
     <label id="//@ownedInteractions.1/@executions.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9XuJ4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="145,210,211">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7Rl4C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="145,210,211">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -245,7 +245,7 @@
     <label id="//@ownedInteractions.1/@executions.5">
       <location x="-27" y="-14"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9XuKYAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="128,201,205">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7RmYC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="128,201,205">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -259,13 +259,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="12" y="20" width="20" height="50"/>
     </gmfView>
-    <location x="15" y="48"/>
+    <location x="15" y="20"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.1/@executions.6" width="20" height="90">
     <label id="//@ownedInteractions.1/@executions.6">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9VR4oAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qd4C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -285,7 +285,7 @@
     <label id="//@ownedInteractions.1/@executions.7">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9XuKoAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX7RmoC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -305,7 +305,7 @@
     <label id="//@ownedInteractions.1/@executions.8">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9VR44AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qeIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -336,7 +336,7 @@
     <label id="//@ownedInteractions.1/@executions.9">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9VR5YAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qeoC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -356,7 +356,7 @@
     <label id="//@ownedInteractions.1/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_J9VR5oAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_IX6qe4C0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -370,13 +370,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="2" y="696" width="10" height="10"/>
     </gmfView>
-    <location y="704"/>
+    <location y="696"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.1/@participants.0" width="120" height="50">
     <label id="//@ownedInteractions.1/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9Uq0IAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6DYIC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -463,7 +463,7 @@
     <label id="//@ownedInteractions.1/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9Uq14AsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qcIC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -538,7 +538,7 @@
     <label id="//@ownedInteractions.1/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_J9YVM4AsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_IX7RnoC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -552,13 +552,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="2" y="696" width="10" height="10"/>
     </gmfView>
-    <location y="704"/>
+    <location y="696"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.1/@participants.1" width="120" height="50">
     <label id="//@ownedInteractions.1/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9VR54AsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qfIC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -694,13 +694,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="220" y="50" width="120" height="50"/>
     </gmfView>
-    <location x="200" y="50"/>
+    <location x="220" y="50"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.1/@participants.1" width="10" height="696">
     <label id="//@ownedInteractions.1/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_J9WgAIAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_IX6qiIC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -830,7 +830,7 @@
     <label id="//@ownedInteractions.1/@states.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_J9YVMYAsEeurBZqB4sJZKA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_IX7RnIC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -844,13 +844,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="15"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-53" y="533" width="120" height="30"/>
     </gmfView>
-    <location x="-55" y="530"/>
+    <location x="-55" y="533"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.1/@states.1" width="120" height="30">
     <label id="//@ownedInteractions.1/@states.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_J9YVMoAsEeurBZqB4sJZKA" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_IX7RnYC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@conditionnalStyles.0/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -864,6 +864,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="15"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-53" y="587" width="120" height="30"/>
     </gmfView>
-    <location x="-55" y="624"/>
+    <location x="-55" y="587"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__Raw__full.xmi
index e1f2f32..1cf50a1 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Interaction__Use__Diagram___to___storedFormat-Basic__Interaction__Use__Diagram__Raw__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.3/@interactionUses.0" width="120" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_LyO-CoAsEeurBZqB4sJZKA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_KGfsJYC0EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -13,10 +13,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="50" y="130" width="120" height="50"/>
     </gmfView>
-    <location x="50" y="292"/>
+    <location x="50" y="130"/>
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_KGfsJIC0EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
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@@ -28,13 +28,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="220" y="200" width="120" height="50"/>
     </gmfView>
-    <location x="200" y="392"/>
+    <location x="220" y="200"/>
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+    <siriusStyle xsi:type="diagram:Dot" uid="_KGfsI4C0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
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@@ -48,13 +48,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="2" y="400" width="10" height="10"/>
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-    <location y="395"/>
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       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
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@@ -97,7 +97,7 @@
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@@ -128,7 +128,7 @@
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+    <siriusStyle xsi:type="diagram:Dot" uid="_KGfFFYC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
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@@ -142,13 +142,13 @@
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       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -185,13 +185,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="220" y="50" width="120" height="50"/>
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-    <location x="200" y="50"/>
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diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__Raw__full.xmi
index f66ddd6..cf195a0 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Lost__Message__End__Diagram___to___storedFormat-Basic__Lost__Message__End__Diagram__Raw__full.xmi
@@ -4,7 +4,7 @@
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@@ -22,9 +22,9 @@
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@@ -42,9 +42,9 @@
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@@ -53,7 +53,7 @@
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@@ -73,9 +73,9 @@
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@@ -93,16 +93,16 @@
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@@ -120,9 +120,9 @@
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@@ -140,20 +140,20 @@
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@@ -200,9 +200,9 @@
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@@ -220,16 +220,16 @@
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@@ -249,9 +249,9 @@
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       <location x="-1"/>
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+    <siriusStyle xsi:type="diagram:Dot" uid="_L65pCoC0EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Lost%20Message%20End']/@style"/>
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@@ -298,9 +298,9 @@
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     </label>
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+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_L65pE4C0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_Np9UpYAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_L65pFIC0EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -319,15 +319,15 @@
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.4909090909090909)"/>
     </gmfView>
     <pointList x="310" y="375"/>
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       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:Dot" uid="_Np64Y4AsEeurBZqB4sJZKA" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
+    <siriusStyle xsi:type="diagram:Dot" uid="_L65B9YC0EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
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     <gmfView xsi:type="notation:Node" type="2001">
@@ -345,9 +345,9 @@
       <label id="//@ownedInteractions.6/@messages.4" width="-1" height="-1">
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Np64ZIAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_L65B9oC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_Np64ZYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_L65B94C0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -366,9 +366,9 @@
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       <pointList x="310" y="375"/>
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     <location x="300" y="370"/>
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@@ -376,9 +376,9 @@
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     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Np9UpoAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
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-      <centerLabelStyle uid="_Np9Up4AsEeurBZqB4sJZKA" showIcon="false"/>
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@@ -396,16 +396,16 @@
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-    <targetRefPoint x="375" y="317"/>
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       <location x="-1"/>
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-    <siriusStyle xsi:type="diagram:Dot" uid="_Np64ZoAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
+    <siriusStyle xsi:type="diagram:Dot" uid="_L65B-IC0EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
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@@ -423,9 +423,9 @@
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Np64Z4AsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_L65B-YC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
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+        <centerLabelStyle uid="_L65B-oC0EeutkuroUGaDfg" showIcon="false"/>
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@@ -443,20 +443,20 @@
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+      <pointList x="373" y="450"/>
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+    <location x="300" y="445"/>
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@@ -477,13 +477,13 @@
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     <pointList x="350" y="500"/>
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@@ -501,9 +501,9 @@
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+        <centerLabelStyle uid="_L65B8YC0EeutkuroUGaDfg" showIcon="false"/>
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@@ -524,7 +524,7 @@
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@@ -532,9 +532,9 @@
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@@ -561,7 +561,7 @@
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@@ -579,9 +579,9 @@
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-        <centerLabelStyle uid="_Np64YoAsEeurBZqB4sJZKA" showIcon="false"/>
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@@ -610,9 +610,9 @@
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@@ -630,16 +630,16 @@
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@@ -659,9 +659,9 @@
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@@ -679,16 +679,16 @@
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@@ -708,7 +708,7 @@
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@@ -728,7 +728,7 @@
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@@ -771,7 +771,7 @@
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@@ -800,9 +800,9 @@
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       </label>
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@@ -820,18 +820,18 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
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@@ -849,18 +849,18 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
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     <outgoingEdges id="//@ownedInteractions.6/@messages.8" sourceTerminal="(0.0,0.0)" targetTerminal="(0.5,0.5)">
       <label id="//@ownedInteractions.6/@messages.8" width="-1" height="-1">
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@@ -878,18 +878,18 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
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       <label id="//@ownedInteractions.6/@messages.2" width="-1" height="-1">
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         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
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@@ -907,9 +907,9 @@
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@@ -918,7 +918,7 @@
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@@ -938,7 +938,7 @@
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       <location y="5"/>
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       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
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@@ -1003,7 +1003,7 @@
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       <location x="-44"/>
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     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__Raw__full.xmi
index 20c0a4e..e11cb20 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Messages__Diagram___to___storedFormat-Basic__Messages__Diagram__Raw__full.xmi
@@ -4,9 +4,9 @@
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       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -22,18 +22,18 @@
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       <children type="6001">
@@ -49,18 +49,18 @@
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@@ -77,20 +77,20 @@
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@@ -107,18 +107,18 @@
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@@ -135,20 +135,20 @@
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@@ -165,18 +165,18 @@
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@@ -192,16 +192,16 @@
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   <formatdata:NodeFormatData id="//@ownedInteractions.0/@participants.0" width="10" height="10">
     <label id="//@ownedInteractions.0/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_PeOHmoAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_No-7dIC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -221,7 +221,7 @@
     <label id="//@ownedInteractions.0/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeOHkYAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-UaoC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -264,7 +264,7 @@
     <label id="//@ownedInteractions.0/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeOHloAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-7cIC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -293,9 +293,9 @@
       <label id="//@ownedInteractions.0/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeOHmIAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-7coC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_PeOHmYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_No-7c4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -311,10 +311,10 @@
         <styles xsi:type="notation:ConnectorStyle"/>
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, -158, 0, -158]$[0, -158, 0, -158]"/>
       </gmfView>
-      <pointList x="112" y="287"/>
-      <pointList x="279" y="287"/>
+      <pointList x="112" y="129"/>
+      <pointList x="278" y="129"/>
       <sourceRefPoint x="110" y="287"/>
-      <targetRefPoint x="281" y="287"/>
+      <targetRefPoint x="280" y="287"/>
     </outgoingEdges>
     <location x="55" y="50"/>
   </formatdata:NodeFormatData>
@@ -322,7 +322,7 @@
     <label id="//@ownedInteractions.0/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_PeOHkIAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_No-UaYC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -342,7 +342,7 @@
     <label id="//@ownedInteractions.0/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeNggIAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-UYIC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -379,13 +379,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="220" y="50" width="120" height="50"/>
     </gmfView>
-    <location x="221" y="50"/>
+    <location x="220" y="50"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.0/@participants.1" width="10" height="375">
     <label id="//@ownedInteractions.0/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeNghYAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-UZYC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -414,9 +414,9 @@
       <label id="//@ownedInteractions.0/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeNgh4AsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-UZ4C0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_PeNgiIAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_No-UaIC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -432,10 +432,10 @@
         <styles xsi:type="notation:ConnectorStyle"/>
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, -138, 0, -138]$[0, -138, 0, -138]"/>
       </gmfView>
-      <pointList x="283" y="287"/>
-      <pointList x="409" y="287"/>
-      <sourceRefPoint x="281" y="287"/>
-      <targetRefPoint x="411" y="287"/>
+      <pointList x="282" y="149"/>
+      <pointList x="448" y="149"/>
+      <sourceRefPoint x="280" y="287"/>
+      <targetRefPoint x="450" y="287"/>
     </outgoingEdges>
     <location x="55" y="50"/>
   </formatdata:NodeFormatData>
@@ -443,7 +443,7 @@
     <label id="//@ownedInteractions.0/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_PeOusIAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_No-7lIC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -463,7 +463,7 @@
     <label id="//@ownedInteractions.0/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeOHpYAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-7f4C0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -500,13 +500,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="390" y="50" width="120" height="50"/>
     </gmfView>
-    <location x="351" y="50"/>
+    <location x="390" y="50"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.0/@participants.2" width="10" height="375">
     <label id="//@ownedInteractions.0/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeOupoAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-7ioC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -535,9 +535,9 @@
       <label id="//@ownedInteractions.0/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeOuqIAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-7jIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_PeOuqYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_No-7jYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -554,20 +554,20 @@
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, -118, 0, 70]$[0, -108, 0, 80]"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
       </gmfView>
-      <pointList x="413" y="287"/>
-      <pointList x="443" y="287"/>
-      <pointList x="443" y="287"/>
-      <pointList x="413" y="287"/>
-      <sourceRefPoint x="411" y="287"/>
-      <targetRefPoint x="411" y="287"/>
+      <pointList x="452" y="169"/>
+      <pointList x="482" y="169"/>
+      <pointList x="482" y="179"/>
+      <pointList x="452" y="179"/>
+      <sourceRefPoint x="450" y="287"/>
+      <targetRefPoint x="450" y="100"/>
     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.0/@messages.6">
       <label id="//@ownedInteractions.0/@messages.6" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeOuqoAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-7joC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_PeOuq4AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_No-7j4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -583,18 +583,18 @@
         <styles xsi:type="notation:ConnectorStyle"/>
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, 42, 0, 42]$[0, 42, 0, 42]"/>
       </gmfView>
-      <pointList x="409" y="287"/>
-      <pointList x="112" y="287"/>
-      <sourceRefPoint x="411" y="287"/>
+      <pointList x="448" y="329"/>
+      <pointList x="112" y="329"/>
+      <sourceRefPoint x="450" y="287"/>
       <targetRefPoint x="110" y="287"/>
     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.0/@messages.3" targetTerminal="(0.5,0.5)">
       <label id="//@ownedInteractions.0/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeOurIAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-7kIC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_PeOurYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_No-7kYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -611,18 +611,18 @@
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, -88, -55, 0]$[55, -88, 0, 0]"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
-      <pointList x="413" y="287"/>
-      <pointList x="501" y="200"/>
-      <sourceRefPoint x="411" y="287"/>
-      <targetRefPoint x="561" y="200"/>
+      <pointList x="452" y="200"/>
+      <pointList x="560" y="200"/>
+      <sourceRefPoint x="450" y="287"/>
+      <targetRefPoint x="620" y="200"/>
     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.0/@messages.5" targetTerminal="(0.5,0.5) ice(2,25)">
       <label id="//@ownedInteractions.0/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeOuroAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-7koC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_PeOur4AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_No-7k4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -639,10 +639,10 @@
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, 22, -22, 0]$[24, 22, 2, 0]"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5) ice(2,25)"/>
       </gmfView>
-      <pointList x="413" y="287"/>
-      <pointList x="536" y="310"/>
-      <sourceRefPoint x="411" y="287"/>
-      <targetRefPoint x="561" y="310"/>
+      <pointList x="452" y="310"/>
+      <pointList x="595" y="310"/>
+      <sourceRefPoint x="450" y="287"/>
+      <targetRefPoint x="620" y="310"/>
     </outgoingEdges>
     <location x="55" y="50"/>
   </formatdata:NodeFormatData>
@@ -650,7 +650,7 @@
     <label id="//@ownedInteractions.0/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_PeOHpIAsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_No-7foC0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -666,11 +666,72 @@
     </gmfView>
     <location x="-20" y="60"/>
   </formatdata:NodeFormatData>
+  <formatdata:NodeFormatData id="//@ownedInteractions.0/@participants.3" width="10" height="60">
+    <label id="//@ownedInteractions.0/@participants.3">
+      <location y="5"/>
+    </label>
+    <siriusStyle xsi:type="diagram:Square" uid="_No-7eoC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+      <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
+    </siriusStyle>
+    <gmfView xsi:type="notation:Node" type="3001">
+      <children type="3001">
+        <children type="5001">
+          <layoutConstraint xsi:type="notation:Location" y="5"/>
+        </children>
+        <children type="3005">
+          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+          <layoutConstraint xsi:type="notation:Bounds"/>
+        </children>
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
+        <layoutConstraint xsi:type="notation:Bounds" x="2" y="60" width="50" height="50"/>
+      </children>
+      <children type="5001">
+        <layoutConstraint xsi:type="notation:Location" y="5"/>
+      </children>
+      <children type="3003">
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+        <layoutConstraint xsi:type="notation:Bounds"/>
+      </children>
+      <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
+      <layoutConstraint xsi:type="notation:Bounds" y="42" width="10" height="60"/>
+    </gmfView>
+    <outgoingEdges id="//@ownedInteractions.0/@messages.4" targetTerminal="(0.5,0.0)">
+      <label id="//@ownedInteractions.0/@messages.4" width="-1" height="-1">
+        <location y="-10"/>
+      </label>
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_No-7fIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
+        <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
+        <centerLabelStyle uid="_No-7fYC0EeutkuroUGaDfg" showIcon="false"/>
+      </siriusStyle>
+      <gmfView xsi:type="notation:Edge" type="4001">
+        <children type="6001">
+          <layoutConstraint xsi:type="notation:Bounds" y="-10"/>
+        </children>
+        <children type="6002">
+          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
+        </children>
+        <children type="6003">
+          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
+        </children>
+        <styles xsi:type="notation:FontStyle" fontName="Sans" fontHeight="8"/>
+        <styles xsi:type="notation:ConnectorStyle"/>
+        <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, 0, 0, 30]$[0, 10, 0, 40]"/>
+        <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
+      </gmfView>
+      <pointList x="622" y="255"/>
+      <pointList x="652" y="255"/>
+      <pointList x="652" y="265"/>
+      <pointList x="622" y="265"/>
+      <sourceRefPoint x="620" y="255"/>
+      <targetRefPoint x="620" y="225"/>
+    </outgoingEdges>
+    <location x="55" y="50"/>
+  </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.0/@participants.3" width="120" height="50">
     <label id="//@ownedInteractions.0/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeOHm4AsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_No-7dYC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -707,67 +768,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="560" y="175" width="120" height="50"/>
     </gmfView>
-    <location x="501" y="175"/>
-  </formatdata:NodeFormatData>
-  <formatdata:NodeFormatData id="//@ownedInteractions.0/@participants.3" width="10" height="60">
-    <label id="//@ownedInteractions.0/@participants.3">
-      <location y="5"/>
-    </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_PeOHoIAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
-      <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
-    </siriusStyle>
-    <gmfView xsi:type="notation:Node" type="3001">
-      <children type="3001">
-        <children type="5001">
-          <layoutConstraint xsi:type="notation:Location" y="5"/>
-        </children>
-        <children type="3005">
-          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
-          <layoutConstraint xsi:type="notation:Bounds"/>
-        </children>
-        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-        <layoutConstraint xsi:type="notation:Bounds" x="2" y="60" width="50" height="50"/>
-      </children>
-      <children type="5001">
-        <layoutConstraint xsi:type="notation:Location" y="5"/>
-      </children>
-      <children type="3003">
-        <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
-        <layoutConstraint xsi:type="notation:Bounds"/>
-      </children>
-      <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-      <layoutConstraint xsi:type="notation:Bounds" y="42" width="10" height="60"/>
-    </gmfView>
-    <outgoingEdges id="//@ownedInteractions.0/@messages.4" targetTerminal="(0.5,0.0)">
-      <label id="//@ownedInteractions.0/@messages.4" width="-1" height="-1">
-        <location y="-10"/>
-      </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_PeOHooAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
-        <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_PeOHo4AsEeurBZqB4sJZKA" showIcon="false"/>
-      </siriusStyle>
-      <gmfView xsi:type="notation:Edge" type="4001">
-        <children type="6001">
-          <layoutConstraint xsi:type="notation:Bounds" y="-10"/>
-        </children>
-        <children type="6002">
-          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
-        </children>
-        <children type="6003">
-          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
-        </children>
-        <styles xsi:type="notation:FontStyle" fontName="Sans" fontHeight="8"/>
-        <styles xsi:type="notation:ConnectorStyle"/>
-        <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, 0, 0, 30]$[0, 10, 0, 40]"/>
-        <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
-      </gmfView>
-      <pointList x="563" y="255"/>
-      <pointList x="593" y="255"/>
-      <pointList x="593" y="255"/>
-      <pointList x="563" y="255"/>
-      <sourceRefPoint x="561" y="255"/>
-      <targetRefPoint x="561" y="255"/>
-    </outgoingEdges>
-    <location x="55" y="50"/>
+    <location x="560" y="175"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__Raw__full.xmi
index ba76c98..7c3deec 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Basic__Observation__Diagram___to___storedFormat-Basic__Observation__Diagram__Raw__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0" width="270" height="150">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_RkDys4AsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Pu8ifYC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -34,7 +34,7 @@
     <location x="50" y="515"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0/@ownedOperands.0" width="270" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_RkDytoAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Pu8igIC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -49,7 +49,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@combinedFragments.0/@ownedOperands.1" width="270" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_RkDyt4AsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Pu8igYC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -67,9 +67,9 @@
     <label id="//@ownedInteractions.7/@constraints.0" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_RkEZxIAsEeurBZqB4sJZKA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Pu9JhIC0EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_RkEZxYAsEeurBZqB4sJZKA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_Pu9JhYC0EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -87,6 +87,12 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
+    <pointList x="107" y="185"/>
+    <pointList x="49" y="185"/>
+    <pointList x="57" y="185"/>
+    <pointList x="57" y="130"/>
+    <pointList x="49" y="130"/>
+    <pointList x="107" y="130"/>
     <sourceRefPoint x="110" y="185"/>
     <targetRefPoint x="110" y="130"/>
   </formatdata:EdgeFormatData>
@@ -94,9 +100,9 @@
     <label id="//@ownedInteractions.7/@constraints.1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_RkDyyIAsEeurBZqB4sJZKA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Pu9JdoC0EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_RkDyyYAsEeurBZqB4sJZKA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_Pu9Jd4C0EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -114,6 +120,12 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
+    <pointList x="257" y="690"/>
+    <pointList x="199" y="690"/>
+    <pointList x="207" y="690"/>
+    <pointList x="207" y="740"/>
+    <pointList x="215" y="740"/>
+    <pointList x="113" y="740"/>
     <sourceRefPoint x="260" y="690"/>
     <targetRefPoint x="110" y="740"/>
   </formatdata:EdgeFormatData>
@@ -121,9 +133,9 @@
     <label id="//@ownedInteractions.7/@constraints.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_RkDyxoAsEeurBZqB4sJZKA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Pu9JdIC0EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_RkDyx4AsEeurBZqB4sJZKA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_Pu9JdYC0EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -141,6 +153,12 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
+    <pointList x="257" y="255"/>
+    <pointList x="199" y="255"/>
+    <pointList x="207" y="255"/>
+    <pointList x="207" y="285"/>
+    <pointList x="199" y="285"/>
+    <pointList x="257" y="285"/>
     <sourceRefPoint x="260" y="255"/>
     <targetRefPoint x="260" y="285"/>
   </formatdata:EdgeFormatData>
@@ -148,9 +166,9 @@
     <label id="//@ownedInteractions.7/@constraints.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_RkDyxIAsEeurBZqB4sJZKA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Pu9JcoC0EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_RkDyxYAsEeurBZqB4sJZKA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_Pu9Jc4C0EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -168,6 +186,12 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
+    <pointList x="257" y="355"/>
+    <pointList x="199" y="355"/>
+    <pointList x="207" y="355"/>
+    <pointList x="207" y="405"/>
+    <pointList x="199" y="405"/>
+    <pointList x="257" y="405"/>
     <sourceRefPoint x="260" y="355"/>
     <targetRefPoint x="260" y="405"/>
   </formatdata:EdgeFormatData>
@@ -175,9 +199,9 @@
     <label id="//@ownedInteractions.7/@constraints.4" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_RkDywoAsEeurBZqB4sJZKA" sourceArrow="InputArrow">
+    <siriusStyle xsi:type="diagram:BracketEdgeStyle" uid="_Pu9JcIC0EeutkuroUGaDfg" sourceArrow="InputArrow">
       <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-      <centerLabelStyle uid="_RkDyw4AsEeurBZqB4sJZKA" showIcon="false" labelColor="136,136,136"/>
+      <centerLabelStyle uid="_Pu9JcYC0EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4002">
       <children type="6001">
@@ -195,6 +219,12 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
+    <pointList x="257" y="285"/>
+    <pointList x="199" y="285"/>
+    <pointList x="207" y="285"/>
+    <pointList x="207" y="320"/>
+    <pointList x="215" y="320"/>
+    <pointList x="203" y="320"/>
     <sourceRefPoint x="260" y="285"/>
     <targetRefPoint x="200" y="320"/>
   </formatdata:EdgeFormatData>
@@ -202,7 +232,7 @@
     <label id="//@ownedInteractions.7/@ends.0">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_RkB9gYAsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Pu77UIC0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -222,7 +252,7 @@
     <label id="//@ownedInteractions.7/@ends.1">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_RkB9g4AsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Pu77UoC0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -242,7 +272,7 @@
     <label id="//@ownedInteractions.7/@ends.10">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_RkCkn4AsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Pu77Y4C0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -262,7 +292,7 @@
     <label id="//@ownedInteractions.7/@ends.11">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_RkCkoIAsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Pu77ZIC0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/observation.svg">
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@@ -282,7 +312,7 @@
     <label id="//@ownedInteractions.7/@ends.12">
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@@ -322,7 +352,7 @@
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       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@nodeMappings[name='endObsPoint']/@style"/>
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@@ -342,7 +372,7 @@
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@@ -362,7 +392,7 @@
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@@ -382,7 +412,7 @@
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@@ -402,7 +432,7 @@
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@@ -440,9 +470,9 @@
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       </label>
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         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
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@@ -469,7 +505,7 @@
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@@ -487,9 +523,9 @@
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       </label>
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
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         <description xsi:type="style:BracketEdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@additionalLayers[name='duration']/@edgeMappings[name='constraint']/@style"/>
-        <centerLabelStyle uid="_RkDywYAsEeurBZqB4sJZKA" showIcon="false" labelColor="136,136,136"/>
+        <centerLabelStyle uid="_Pu8ii4C0EeutkuroUGaDfg" showIcon="false" labelColor="136,136,136"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4002">
         <children type="6001">
@@ -768,6 +822,12 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
+      <pointList x="257" y="355"/>
+      <pointList x="199" y="355"/>
+      <pointList x="207" y="355"/>
+      <pointList x="207" y="405"/>
+      <pointList x="199" y="405"/>
+      <pointList x="257" y="405"/>
       <sourceRefPoint x="260" y="355"/>
       <targetRefPoint x="260" y="405"/>
     </outgoingEdges>
@@ -777,7 +837,7 @@
     <label id="//@ownedInteractions.7/@executions.0">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_RkDLroAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_Pu8iYIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -795,9 +855,9 @@
       <label id="//@ownedInteractions.7/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDLr4AsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu8iYYC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_RkDLsIAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Pu8iYoC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -815,8 +875,8 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
-      <pointList x="250" y="210"/>
-      <pointList x="112" y="445"/>
+      <pointList x="250" y="235"/>
+      <pointList x="112" y="235"/>
       <sourceRefPoint x="260" y="210"/>
       <targetRefPoint x="110" y="445"/>
     </outgoingEdges>
@@ -826,7 +886,7 @@
     <label id="//@ownedInteractions.7/@executions.1">
       <location x="-34"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_RkDLsYAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_Pu8iY4C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -843,7 +903,7 @@
     <location x="-5" y="200"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.7/@interactionUses.0" width="270" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_RkDyuIAsEeurBZqB4sJZKA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Pu8igoC0EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -861,9 +921,9 @@
     <label id="//@ownedInteractions.7/@messages.0" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDy0IAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu9JfoC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_RkDy0YAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Pu9Jf4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -881,7 +941,7 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
-    <pointList x="112" y="445"/>
+    <pointList x="112" y="130"/>
     <pointList x="200" y="130"/>
     <sourceRefPoint x="110" y="445"/>
     <targetRefPoint x="260" y="130"/>
@@ -890,9 +950,9 @@
     <label id="//@ownedInteractions.7/@messages.1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkEZwoAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu9JgoC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_RkEZw4AsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Pu9Jg4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -910,8 +970,8 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
-    <pointList x="112" y="445"/>
-    <pointList x="250" y="210"/>
+    <pointList x="112" y="185"/>
+    <pointList x="250" y="185"/>
     <sourceRefPoint x="110" y="445"/>
     <targetRefPoint x="260" y="210"/>
   </formatdata:EdgeFormatData>
@@ -919,9 +979,9 @@
     <label id="//@ownedInteractions.7/@messages.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkEZwIAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu9JgIC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_RkEZwYAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Pu9JgYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -939,8 +999,8 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
-    <pointList x="250" y="210"/>
-    <pointList x="112" y="445"/>
+    <pointList x="250" y="235"/>
+    <pointList x="112" y="235"/>
     <sourceRefPoint x="260" y="210"/>
     <targetRefPoint x="110" y="445"/>
   </formatdata:EdgeFormatData>
@@ -948,9 +1008,9 @@
     <label id="//@ownedInteractions.7/@messages.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDyzIAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu9JeoC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_RkDyzYAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Pu9Je4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -968,8 +1028,8 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
-    <pointList x="112" y="445"/>
-    <pointList x="258" y="435"/>
+    <pointList x="112" y="495"/>
+    <pointList x="258" y="495"/>
     <sourceRefPoint x="110" y="445"/>
     <targetRefPoint x="260" y="435"/>
   </formatdata:EdgeFormatData>
@@ -977,9 +1037,9 @@
     <label id="//@ownedInteractions.7/@messages.4" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDyyoAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu9JeIC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-      <centerLabelStyle uid="_RkDyy4AsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Pu9JeYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -997,7 +1057,7 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
-    <pointList x="262" y="435"/>
+    <pointList x="262" y="690"/>
     <pointList x="325" y="690"/>
     <sourceRefPoint x="260" y="435"/>
     <targetRefPoint x="330" y="690"/>
@@ -1006,7 +1066,7 @@
     <label id="//@ownedInteractions.7/@messages.4">
       <location x="-1"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_RkCklIAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Pu77WIC0EeutkuroUGaDfg" strokeSizeComputationExpression="1" backgroundColor="0,0,0">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Lost%20Message%20End']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2001">
@@ -1026,9 +1086,9 @@
     <label id="//@ownedInteractions.7/@messages.5" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDyzoAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu9JfIC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_RkDyz4AsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Pu9JfYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1046,7 +1106,7 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
     </gmfView>
-    <pointList x="112" y="445"/>
+    <pointList x="112" y="740"/>
     <pointList x="235" y="740"/>
     <sourceRefPoint x="110" y="445"/>
     <targetRefPoint x="260" y="740"/>
@@ -1055,7 +1115,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_RkDysoAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Pu8ifIC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1075,7 +1135,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_RkDLtYAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Pu8iZ4C0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1118,7 +1178,7 @@
     <label id="//@ownedInteractions.7/@participants.0">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_RkDLwIAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Pu8icoC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1147,9 +1207,9 @@
       <label id="//@ownedInteractions.7/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDLwoAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu8idIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_RkDLw4AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Pu8idYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1167,8 +1227,8 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
-      <pointList x="112" y="445"/>
-      <pointList x="258" y="435"/>
+      <pointList x="112" y="495"/>
+      <pointList x="258" y="495"/>
       <sourceRefPoint x="110" y="445"/>
       <targetRefPoint x="260" y="435"/>
     </outgoingEdges>
@@ -1176,9 +1236,9 @@
       <label id="//@ownedInteractions.7/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDLxIAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu8idoC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_RkDLxYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Pu8id4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1196,8 +1256,8 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
-      <pointList x="112" y="445"/>
-      <pointList x="250" y="210"/>
+      <pointList x="112" y="185"/>
+      <pointList x="250" y="185"/>
       <sourceRefPoint x="110" y="445"/>
       <targetRefPoint x="260" y="210"/>
     </outgoingEdges>
@@ -1205,9 +1265,9 @@
       <label id="//@ownedInteractions.7/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDLxoAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu8ieIC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="138,226,52">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Create%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_RkDLx4AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Pu8ieYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1225,7 +1285,7 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
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+      <pointList x="112" y="130"/>
       <pointList x="200" y="130"/>
       <sourceRefPoint x="110" y="445"/>
       <targetRefPoint x="260" y="130"/>
@@ -1234,9 +1294,9 @@
       <label id="//@ownedInteractions.7/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDysIAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu8ieoC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_RkDysYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Pu8ie4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1254,7 +1314,7 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
-      <pointList x="112" y="445"/>
+      <pointList x="112" y="740"/>
       <pointList x="235" y="740"/>
       <sourceRefPoint x="110" y="445"/>
       <targetRefPoint x="260" y="740"/>
@@ -1265,7 +1325,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location x="-4"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_RkDLtIAsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_Pu8iZoC0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1285,7 +1345,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_RkCko4AsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Pu77Z4C0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1372,7 +1432,7 @@
     <label id="//@ownedInteractions.7/@participants.1">
       <location x="-44"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_RkDLpIAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Pu77coC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1445,9 +1505,9 @@
       <label id="//@ownedInteractions.7/@messages.4" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RkDLrIAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Pu77eoC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_RkDLrYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Pu77e4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1465,7 +1525,7 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5)"/>
       </gmfView>
-      <pointList x="262" y="435"/>
+      <pointList x="262" y="690"/>
       <pointList x="325" y="690"/>
       <sourceRefPoint x="260" y="435"/>
       <targetRefPoint x="330" y="690"/>
@@ -1476,7 +1536,7 @@
     <label id="//@ownedInteractions.7/@states.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_RkDLsoAsEeurBZqB4sJZKA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_Pu8iZIC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1496,7 +1556,7 @@
     <label id="//@ownedInteractions.7/@states.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_RkDLs4AsEeurBZqB4sJZKA" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_Pu8iZYC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="16,120,103" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="69,181,196">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@conditionnalStyles.0/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex___to___storedFormat-Complex__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex___to___storedFormat-Complex__Raw__full.xmi
index b89458f..682050f 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex___to___storedFormat-Complex__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex___to___storedFormat-Complex__Raw__full.xmi
@@ -4,7 +4,7 @@
     <label id="//@ownedInteractions.2/@executions.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXuIv4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfiWXYC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -44,9 +44,9 @@
       <label id="//@ownedInteractions.2/@messages.10" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXuIyIAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfiWZoC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_TXuIyYAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfiWZ4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -63,9 +63,9 @@
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[12, 0, 29, 15]$[-17, 0, 0, 15]"/>
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(12,100)"/>
       </gmfView>
-      <pointList x="250" y="285"/>
-      <pointList x="112" y="425"/>
-      <sourceRefPoint x="260" y="285"/>
+      <pointList x="270" y="440"/>
+      <pointList x="112" y="440"/>
+      <sourceRefPoint x="280" y="440"/>
       <targetRefPoint x="110" y="425"/>
     </outgoingEdges>
     <location x="-5" y="30"/>
@@ -74,7 +74,7 @@
     <label id="//@ownedInteractions.2/@executions.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXuIyoAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfiWaIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -103,9 +103,9 @@
       <label id="//@ownedInteractions.2/@messages.9" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXuvwoAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Rfi9UoC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_TXuvw4AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Rfi9U4C0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -122,9 +122,9 @@
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[24, 0, 53, -5]$[-29, 0, 0, -5]"/>
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(24,100)"/>
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-      <pointList x="265" y="285"/>
-      <pointList x="112" y="425"/>
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+      <pointList x="285" y="420"/>
+      <pointList x="112" y="420"/>
+      <sourceRefPoint x="295" y="420"/>
       <targetRefPoint x="110" y="425"/>
     </outgoingEdges>
     <location x="15" y="20"/>
@@ -133,7 +133,7 @@
     <label id="//@ownedInteractions.2/@executions.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXuvxIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
+    <siriusStyle xsi:type="diagram:Square" uid="_Rfi9VIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="163,219,218">
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     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -151,9 +151,9 @@
       <label id="//@ownedInteractions.2/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXuvxYAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Rfi9VYC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXuvxoAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Rfi9VoC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -171,18 +171,18 @@
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-      <pointList x="550" y="285"/>
-      <sourceRefPoint x="290" y="285"/>
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+      <pointList x="610" y="190"/>
+      <sourceRefPoint x="310" y="400"/>
+      <targetRefPoint x="620" y="190"/>
     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.2/@messages.8" sourceTerminal="(0.5,1.0) ice(36,100)">
       <label id="//@ownedInteractions.2/@messages.8" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXuvx4AsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Rfi9V4C0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXuvyIAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Rfi9WIC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -199,10 +199,10 @@
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-      <pointList x="408" y="425"/>
-      <sourceRefPoint x="290" y="285"/>
-      <targetRefPoint x="410" y="425"/>
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+      <pointList x="448" y="400"/>
+      <sourceRefPoint x="310" y="400"/>
+      <targetRefPoint x="450" y="425"/>
     </outgoingEdges>
     <location x="15" y="20"/>
   </formatdata:NodeFormatData>
@@ -210,7 +210,7 @@
     <label id="//@ownedInteractions.2/@executions.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXvW-IAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfjkcIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -228,9 +228,9 @@
       <label id="//@ownedInteractions.2/@messages.5" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXvW-YAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfjkcYC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXvW-oAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfjkcoC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -248,18 +248,18 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(12,100)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0) ice(12,50)"/>
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-      <pointList x="570" y="285"/>
-      <pointList x="812" y="290"/>
-      <sourceRefPoint x="560" y="285"/>
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+      <pointList x="780" y="265"/>
+      <sourceRefPoint x="620" y="380"/>
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     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.2/@messages.4" sourceTerminal="(0.5,1.0) ice(12,100)" targetTerminal="(0.5,0.5)">
       <label id="//@ownedInteractions.2/@messages.4" width="-1" height="-1">
         <location y="-10"/>
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@@ -277,18 +277,18 @@
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         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-        <centerLabelStyle uid="_TXv944AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfjkdoC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -306,10 +306,10 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5) ice(2,76)"/>
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+      <pointList x="630" y="360"/>
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     <location x="-5" y="90"/>
   </formatdata:NodeFormatData>
@@ -317,7 +317,7 @@
     <label id="//@ownedInteractions.2/@executions.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXthqIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfhvO4C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -335,9 +335,9 @@
       <label id="//@ownedInteractions.2/@messages.6" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXthqYAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfhvPIC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_TXthqoAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfhvPYC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -355,10 +355,10 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0) ice(12,50)"/>
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     <location x="-5" y="30"/>
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@@ -366,7 +366,7 @@
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       <location y="5"/>
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+    <siriusStyle xsi:type="diagram:Square" uid="_Rfjkd4C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -384,9 +384,9 @@
       <label id="//@ownedInteractions.2/@messages.12" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXv95YAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfjkeIC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-        <centerLabelStyle uid="_TXv95oAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfjkeYC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -404,12 +404,12 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
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-      <targetRefPoint x="560" y="425"/>
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     <location x="-5" y="370"/>
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@@ -417,7 +417,7 @@
     <label id="//@ownedInteractions.2/@executions.6">
       <location y="5"/>
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+    <siriusStyle xsi:type="diagram:Square" uid="_RfkLcoC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
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@@ -446,9 +446,9 @@
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwk8IAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkLeIC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_TXwk8YAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfkLeYC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -466,20 +466,20 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
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+      <pointList x="475" y="580"/>
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+      <targetRefPoint x="465" y="580"/>
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     <outgoingEdges id="//@ownedInteractions.2/@messages.18" sourceTerminal="(0.5,1.0) ice(12,100)">
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         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwk8oAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkLeoC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXwk84AsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfkLe4C0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -496,10 +496,10 @@
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     <location x="-5" y="450"/>
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@@ -507,7 +507,7 @@
     <label id="//@ownedInteractions.2/@executions.7">
       <location y="5"/>
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+    <siriusStyle xsi:type="diagram:Square" uid="_RfkLfIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -525,9 +525,9 @@
       <label id="//@ownedInteractions.2/@messages.15" width="-1" height="-1">
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwk9YAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXwk9oAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfkLfoC0EeutkuroUGaDfg" showIcon="false"/>
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@@ -545,18 +545,18 @@
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     <outgoingEdges id="//@ownedInteractions.2/@messages.17" sourceTerminal="(0.5,1.0) ice(24,100)" targetTerminal="(0.5,0.0)">
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       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwk94AsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkLf4C0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXwk-IAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfkLgIC0EeutkuroUGaDfg" showIcon="false"/>
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@@ -574,12 +574,12 @@
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     <location x="15" y="30"/>
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@@ -587,7 +587,7 @@
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@@ -605,9 +605,9 @@
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-        <centerLabelStyle uid="_TXvW2YAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Rfi9b4C0EeutkuroUGaDfg" showIcon="false"/>
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@@ -625,10 +625,10 @@
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@@ -636,9 +636,9 @@
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-      <centerLabelStyle uid="_TXwlF4AsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_RfkLn4C0EeutkuroUGaDfg" showIcon="false"/>
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@@ -655,18 +655,18 @@
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@@ -683,18 +683,18 @@
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@@ -711,18 +711,18 @@
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@@ -739,20 +739,20 @@
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@@ -770,20 +770,20 @@
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@@ -800,18 +800,18 @@
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@@ -829,20 +829,20 @@
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@@ -860,18 +860,18 @@
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@@ -889,18 +889,18 @@
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-    <sourceRefPoint x="560" y="285"/>
-    <targetRefPoint x="822" y="290"/>
+    <pointList x="630" y="265"/>
+    <pointList x="780" y="265"/>
+    <sourceRefPoint x="620" y="380"/>
+    <targetRefPoint x="790" y="265"/>
   </formatdata:EdgeFormatData>
   <formatdata:EdgeFormatData id="//@ownedInteractions.2/@messages.6" sourceTerminal="(0.5,1.0) ice(12,100)" targetTerminal="(0.5,0.0) ice(12,50)">
     <label id="//@ownedInteractions.2/@messages.6" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwlBoAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkLjoC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_TXwlB4AsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_RfkLj4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1092,18 +1092,18 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(12,100)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0) ice(12,50)"/>
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-    <pointList x="812" y="290"/>
-    <pointList x="570" y="285"/>
-    <sourceRefPoint x="822" y="290"/>
-    <targetRefPoint x="560" y="285"/>
+    <pointList x="780" y="315"/>
+    <pointList x="630" y="315"/>
+    <sourceRefPoint x="790" y="315"/>
+    <targetRefPoint x="620" y="190"/>
   </formatdata:EdgeFormatData>
   <formatdata:EdgeFormatData id="//@ownedInteractions.2/@messages.7" sourceTerminal="(0.5,1.0) ice(12,100)" targetTerminal="(0.5,0.5) ice(2,76)">
     <label id="//@ownedInteractions.2/@messages.7" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwlCIAsEeurBZqB4sJZKA" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkLkIC0EeutkuroUGaDfg" lineStyle="dash" targetArrow="InputFillClosedArrow" size="2" strokeColor="246,139,139">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Destroy%20Participant%20Message']/@style"/>
-      <centerLabelStyle uid="_TXwlCYAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_RfkLkYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1121,18 +1121,18 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(12,100)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.5) ice(2,76)"/>
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-    <pointList x="570" y="285"/>
-    <pointList x="797" y="360"/>
-    <sourceRefPoint x="560" y="285"/>
-    <targetRefPoint x="822" y="360"/>
+    <pointList x="630" y="360"/>
+    <pointList x="765" y="360"/>
+    <sourceRefPoint x="620" y="380"/>
+    <targetRefPoint x="790" y="360"/>
   </formatdata:EdgeFormatData>
   <formatdata:EdgeFormatData id="//@ownedInteractions.2/@messages.8" sourceTerminal="(0.5,1.0) ice(36,100)">
     <label id="//@ownedInteractions.2/@messages.8" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwlHIAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkygIC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_TXwlHYAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_RfkygYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1149,18 +1149,18 @@
       <bendpoints xsi:type="notation:RelativeBendpoints" points="[36, 0, 77, -25]$[-41, 0, 0, -25]"/>
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(36,100)"/>
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-    <pointList x="300" y="285"/>
-    <pointList x="408" y="425"/>
-    <sourceRefPoint x="290" y="285"/>
-    <targetRefPoint x="410" y="425"/>
+    <pointList x="320" y="400"/>
+    <pointList x="448" y="400"/>
+    <sourceRefPoint x="310" y="400"/>
+    <targetRefPoint x="450" y="425"/>
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   <formatdata:EdgeFormatData id="//@ownedInteractions.2/@messages.9" sourceTerminal="(0.5,1.0) ice(24,100)">
     <label id="//@ownedInteractions.2/@messages.9" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXwlHoAsEeurBZqB4sJZKA" lineStyle="dot" size="0" strokeColor="114,159,207">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfkygoC0EeutkuroUGaDfg" lineStyle="dot" size="0" strokeColor="114,159,207">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Return%20Message']/@style"/>
-      <centerLabelStyle uid="_TXwlH4AsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_Rfkyg4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -1177,16 +1177,16 @@
       <bendpoints xsi:type="notation:RelativeBendpoints" points="[24, 0, 53, -5]$[-29, 0, 0, -5]"/>
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0) ice(24,100)"/>
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-    <pointList x="265" y="285"/>
-    <pointList x="112" y="425"/>
-    <sourceRefPoint x="275" y="285"/>
+    <pointList x="285" y="420"/>
+    <pointList x="112" y="420"/>
+    <sourceRefPoint x="295" y="420"/>
     <targetRefPoint x="110" y="425"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.2/@participants.0" width="10" height="10">
     <label id="//@ownedInteractions.2/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_TXvW2oAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Rfi9cIC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1206,7 +1206,7 @@
     <label id="//@ownedInteractions.2/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXuvyoAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Rfi9WoC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1260,7 +1260,7 @@
     <label id="//@ownedInteractions.2/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXuv1IAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_Rfi9ZIC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1300,9 +1300,9 @@
       <label id="//@ownedInteractions.2/@messages.0" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXvW04AsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Rfi9aYC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_TXvW1IAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Rfi9aoC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1319,18 +1319,18 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0) ice(12,50)"/>
       </gmfView>
-      <pointList x="112" y="425"/>
-      <pointList x="250" y="285"/>
+      <pointList x="112" y="130"/>
+      <pointList x="270" y="130"/>
       <sourceRefPoint x="110" y="425"/>
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+      <targetRefPoint x="280" y="130"/>
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     <outgoingEdges id="//@ownedInteractions.2/@messages.1" targetTerminal="(0.5,0.0) ice(24,50)">
       <label id="//@ownedInteractions.2/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXvW1YAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Rfi9a4C0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_TXvW1oAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_Rfi9bIC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -1347,10 +1347,10 @@
         <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, -275, -29, 0]$[53, -275, 24, 0]"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0) ice(24,50)"/>
       </gmfView>
-      <pointList x="112" y="425"/>
-      <pointList x="265" y="285"/>
+      <pointList x="112" y="150"/>
+      <pointList x="285" y="150"/>
       <sourceRefPoint x="110" y="425"/>
-      <targetRefPoint x="275" y="285"/>
+      <targetRefPoint x="295" y="150"/>
     </outgoingEdges>
     <location x="55" y="50"/>
   </formatdata:NodeFormatData>
@@ -1358,7 +1358,7 @@
     <label id="//@ownedInteractions.2/@participants.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_TXuvyYAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_Rfi9WYC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1378,7 +1378,7 @@
     <label id="//@ownedInteractions.2/@participants.1">
       <location y="5"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_TXthrIAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfhvP4C0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1448,13 +1448,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="220" y="50" width="120" height="50"/>
     </gmfView>
-    <location x="200" y="50"/>
+    <location x="220" y="50"/>
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     <label id="//@ownedInteractions.2/@participants.1">
       <location y="5"/>
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+    <siriusStyle xsi:type="diagram:Square" uid="_RfiWToC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1516,9 +1516,9 @@
       <label id="//@ownedInteractions.2/@messages.13" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXuIvYAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfiWW4C0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_TXuIvoAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfiWXIC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -1535,10 +1535,10 @@
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-      <pointList x="400" y="625"/>
-      <sourceRefPoint x="260" y="425"/>
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+      <pointList x="440" y="550"/>
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+      <targetRefPoint x="450" y="550"/>
     </outgoingEdges>
     <location x="55" y="50"/>
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@@ -1546,7 +1546,7 @@
     <label id="//@ownedInteractions.2/@participants.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_TXwk-YAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_RfkLgYC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
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@@ -1566,7 +1566,7 @@
     <label id="//@ownedInteractions.2/@participants.2">
       <location y="5"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_TXv96IAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Rfjke4C0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1625,13 +1625,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="390" y="50" width="120" height="50"/>
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-    <location x="350" y="50"/>
+    <location x="390" y="50"/>
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       <location y="5"/>
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+    <siriusStyle xsi:type="diagram:Square" uid="_RfjkioC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
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@@ -1682,9 +1682,9 @@
       <label id="//@ownedInteractions.2/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXv-A4AsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
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-        <centerLabelStyle uid="_TXv-BIAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_RfkLcYC0EeutkuroUGaDfg" showIcon="false"/>
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@@ -1701,10 +1701,10 @@
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+      <targetRefPoint x="310" y="170"/>
     </outgoingEdges>
     <location x="55" y="50"/>
   </formatdata:NodeFormatData>
@@ -1712,7 +1712,7 @@
     <label id="//@ownedInteractions.2/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_TXv954AsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_RfjkeoC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1728,11 +1728,94 @@
     </gmfView>
     <location y="650"/>
   </formatdata:NodeFormatData>
+  <formatdata:NodeFormatData id="//@ownedInteractions.2/@participants.3" width="10" height="650">
+    <label id="//@ownedInteractions.2/@participants.3">
+      <location y="5"/>
+    </label>
+    <siriusStyle xsi:type="diagram:Square" uid="_RfjkYoC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+      <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
+    </siriusStyle>
+    <gmfView xsi:type="notation:Node" type="3001">
+      <children type="3001">
+        <children type="5001">
+          <layoutConstraint xsi:type="notation:Location" y="5"/>
+        </children>
+        <children type="3003">
+          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+          <layoutConstraint xsi:type="notation:Bounds"/>
+        </children>
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
+        <layoutConstraint xsi:type="notation:Bounds" x="2" y="90" width="20" height="190"/>
+      </children>
+      <children type="3001">
+        <children type="5001">
+          <layoutConstraint xsi:type="notation:Location" y="5"/>
+        </children>
+        <children type="3003">
+          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+          <layoutConstraint xsi:type="notation:Bounds"/>
+        </children>
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
+        <layoutConstraint xsi:type="notation:Bounds" x="2" y="370" width="20" height="50"/>
+      </children>
+      <children type="3001">
+        <children type="5001">
+          <layoutConstraint xsi:type="notation:Location" y="5"/>
+        </children>
+        <children type="3002">
+          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+          <layoutConstraint xsi:type="notation:Bounds"/>
+        </children>
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
+        <layoutConstraint xsi:type="notation:Bounds" x="2" y="650" width="10" height="10"/>
+      </children>
+      <children type="5001">
+        <layoutConstraint xsi:type="notation:Location" y="5"/>
+      </children>
+      <children type="3003">
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+        <layoutConstraint xsi:type="notation:Bounds"/>
+      </children>
+      <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
+      <layoutConstraint xsi:type="notation:Bounds" y="42" width="10" height="650"/>
+    </gmfView>
+    <outgoingEdges id="//@ownedInteractions.2/@messages.11" targetTerminal="(0.5,0.0)">
+      <label id="//@ownedInteractions.2/@messages.11" width="-1" height="-1">
+        <location y="-10"/>
+      </label>
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_RfjkboC0EeutkuroUGaDfg" size="2" strokeColor="114,159,207">
+        <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
+        <centerLabelStyle uid="_Rfjkb4C0EeutkuroUGaDfg" showIcon="false"/>
+      </siriusStyle>
+      <gmfView xsi:type="notation:Edge" type="4001">
+        <children type="6001">
+          <layoutConstraint xsi:type="notation:Bounds" y="-10"/>
+        </children>
+        <children type="6002">
+          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
+        </children>
+        <children type="6003">
+          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
+        </children>
+        <styles xsi:type="notation:FontStyle" fontName="Sans" fontHeight="8"/>
+        <styles xsi:type="notation:ConnectorStyle"/>
+        <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, 35, -5, -10]$[0, 45, -5, 0]"/>
+        <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
+      </gmfView>
+      <pointList x="622" y="460"/>
+      <pointList x="660" y="460"/>
+      <pointList x="660" y="470"/>
+      <pointList x="630" y="470"/>
+      <sourceRefPoint x="620" y="425"/>
+      <targetRefPoint x="620" y="470"/>
+    </outgoingEdges>
+    <location x="55" y="50"/>
+  </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.2/@participants.3" width="120" height="50">
     <label id="//@ownedInteractions.2/@participants.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXvW24AsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_Rfi9cYC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1791,96 +1874,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="560" y="50" width="120" height="50"/>
     </gmfView>
-    <location x="500" y="50"/>
-  </formatdata:NodeFormatData>
-  <formatdata:NodeFormatData id="//@ownedInteractions.2/@participants.3" width="10" height="650">
-    <label id="//@ownedInteractions.2/@participants.3">
-      <location y="5"/>
-    </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXvW6oAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
-      <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
-    </siriusStyle>
-    <gmfView xsi:type="notation:Node" type="3001">
-      <children type="3001">
-        <children type="5001">
-          <layoutConstraint xsi:type="notation:Location" y="5"/>
-        </children>
-        <children type="3003">
-          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
-          <layoutConstraint xsi:type="notation:Bounds"/>
-        </children>
-        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-        <layoutConstraint xsi:type="notation:Bounds" x="2" y="90" width="20" height="190"/>
-      </children>
-      <children type="3001">
-        <children type="5001">
-          <layoutConstraint xsi:type="notation:Location" y="5"/>
-        </children>
-        <children type="3003">
-          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
-          <layoutConstraint xsi:type="notation:Bounds"/>
-        </children>
-        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-        <layoutConstraint xsi:type="notation:Bounds" x="2" y="370" width="20" height="50"/>
-      </children>
-      <children type="3001">
-        <children type="5001">
-          <layoutConstraint xsi:type="notation:Location" y="5"/>
-        </children>
-        <children type="3002">
-          <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
-          <layoutConstraint xsi:type="notation:Bounds"/>
-        </children>
-        <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-        <layoutConstraint xsi:type="notation:Bounds" x="2" y="650" width="10" height="10"/>
-      </children>
-      <children type="5001">
-        <layoutConstraint xsi:type="notation:Location" y="5"/>
-      </children>
-      <children type="3003">
-        <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
-        <layoutConstraint xsi:type="notation:Bounds"/>
-      </children>
-      <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-      <layoutConstraint xsi:type="notation:Bounds" y="42" width="10" height="650"/>
-    </gmfView>
-    <outgoingEdges id="//@ownedInteractions.2/@messages.11" targetTerminal="(0.5,0.0)">
-      <label id="//@ownedInteractions.2/@messages.11" width="-1" height="-1">
-        <location y="-10"/>
-      </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_TXvW9oAsEeurBZqB4sJZKA" size="2" strokeColor="114,159,207">
-        <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Call%20Message']/@style"/>
-        <centerLabelStyle uid="_TXvW94AsEeurBZqB4sJZKA" showIcon="false"/>
-      </siriusStyle>
-      <gmfView xsi:type="notation:Edge" type="4001">
-        <children type="6001">
-          <layoutConstraint xsi:type="notation:Bounds" y="-10"/>
-        </children>
-        <children type="6002">
-          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
-        </children>
-        <children type="6003">
-          <layoutConstraint xsi:type="notation:Bounds" y="10"/>
-        </children>
-        <styles xsi:type="notation:FontStyle" fontName="Sans" fontHeight="8"/>
-        <styles xsi:type="notation:ConnectorStyle"/>
-        <bendpoints xsi:type="notation:RelativeBendpoints" points="[0, 35, -5, -10]$[0, 45, -5, 0]"/>
-        <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.0)"/>
-      </gmfView>
-      <pointList x="562" y="425"/>
-      <pointList x="600" y="425"/>
-      <pointList x="600" y="495"/>
-      <pointList x="570" y="495"/>
-      <sourceRefPoint x="560" y="425"/>
-      <targetRefPoint x="560" y="495"/>
-    </outgoingEdges>
-    <location x="55" y="50"/>
+    <location x="560" y="50"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.2/@participants.4" width="50" height="50">
     <label id="//@ownedInteractions.2/@participants.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_TXthq4AsEeurBZqB4sJZKA" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
+    <siriusStyle xsi:type="diagram:WorkspaceImage" uid="_RfhvPoC0EeutkuroUGaDfg" showIcon="false" workspacePath="/org.eclipse.sirius.sample.interactions.design/description/eol.png">
       <description xsi:type="style:WorkspaceImageDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='EOL']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1900,7 +1900,7 @@
     <label id="//@ownedInteractions.2/@participants.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXtho4AsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfhvNoC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -1942,7 +1942,7 @@
     <label id="//@ownedInteractions.2/@participants.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_TXs6kIAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_RfhvMIC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
     </siriusStyle>
@@ -1990,6 +1990,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="12" bold="true"/>
       <layoutConstraint xsi:type="notation:Bounds" x="730" y="185" width="120" height="50"/>
     </gmfView>
-    <location x="762" y="185"/>
+    <location x="730" y="185"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__Raw__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__Raw__full.xmi
index ebd18fe..47e94e1 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__Raw__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/sequence/unit/layout/mappingbased/xmi/raw/mb_seq_ed_from___storedFormat-Complex__with__CF___to___storedFormat-Complex__with__CF__Raw__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.0" width="140" height="280">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8fIAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBs_oC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -34,7 +34,7 @@
     <location x="50" y="240"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.0/@ownedOperands.0" width="140" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8f4AsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBtAYC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -49,7 +49,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.0/@ownedOperands.1" width="140" height="160">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8gIAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBtAoC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -64,7 +64,7 @@
     <location y="120"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.1" width="330" height="590">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8goAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBtBIC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="166,227,187" foregroundColor="166,227,187">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -88,7 +88,7 @@
     <location x="50" y="560"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.1/@ownedOperands.0" width="330" height="560">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_VcljcIAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBtBoC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -103,7 +103,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.2" width="120" height="120">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_VcljcYAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThCT8IC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -127,7 +127,7 @@
     <location x="60" y="380"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.2/@ownedOperands.0" width="120" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vcljc4AsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThCT8oC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -142,7 +142,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.3" width="310" height="120">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_VcljdIAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThCT84C0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -166,7 +166,7 @@
     <location x="60" y="770"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.3/@ownedOperands.0" width="310" height="90">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_VcljdoAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThCT9YC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -181,7 +181,7 @@
     <location y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.4" width="310" height="200">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vcljd4AsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThCT9oC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundColor="136,205,170" foregroundColor="136,205,170">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -202,10 +202,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="60" y="930" width="310" height="200"/>
     </gmfView>
-    <location x="60" y="950"/>
+    <location x="60" y="930"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//@ownedInteractions.5/@combinedFragments.4/@ownedOperands.0" width="310" height="170">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_VcljeYAsEeurBZqB4sJZKA" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThCT-IC0EeutkuroUGaDfg" showIcon="false" labelColor="11,16,140" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1" borderColor="22,147,165" backgroundStyle="GradientTopToBottom" backgroundColor="160,222,214" foregroundColor="160,222,214">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Combined%20Fragment']/@subContainerMappings[name='Operand']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -223,7 +223,7 @@
     <label id="//@ownedInteractions.5/@executions.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_Vck8b4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBs8YC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -243,7 +243,7 @@
     <label id="//@ownedInteractions.5/@executions.1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_Vck8cIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBs8oC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -263,7 +263,7 @@
     <label id="//@ownedInteractions.5/@executions.2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_VcmKh4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThC7AIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -283,7 +283,7 @@
     <label id="//@ownedInteractions.5/@executions.3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_VcmKiIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThC7AYC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -323,9 +323,9 @@
       <label id="//@ownedInteractions.5/@messages.1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKi4AsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThC7BIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_VcmKjIAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_ThC7BYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -343,18 +343,18 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.91511387)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.8679245)"/>
       </gmfView>
-      <pointList x="130" y="865"/>
-      <pointList x="280" y="1055"/>
-      <sourceRefPoint x="120" y="865"/>
-      <targetRefPoint x="290" y="1055"/>
+      <pointList x="130" y="1069"/>
+      <pointList x="300" y="1069"/>
+      <sourceRefPoint x="120" y="1116"/>
+      <targetRefPoint x="310" y="1075"/>
     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.5/@messages.2" sourceTerminal="(0.5,0.9019608)" targetTerminal="(0.5,0.7894737)">
       <label id="//@ownedInteractions.5/@messages.2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKjYAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThC7BoC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_VcmKjoAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_ThC7B4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -372,10 +372,10 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.9019608)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.7894737)"/>
       </gmfView>
-      <pointList x="130" y="865"/>
-      <pointList x="288" y="775"/>
-      <sourceRefPoint x="120" y="865"/>
-      <targetRefPoint x="290" y="775"/>
+      <pointList x="130" y="1110"/>
+      <pointList x="308" y="1110"/>
+      <sourceRefPoint x="120" y="1108"/>
+      <targetRefPoint x="310" y="1127"/>
     </outgoingEdges>
     <location x="-5" y="440"/>
   </formatdata:NodeFormatData>
@@ -383,7 +383,7 @@
     <label id="//@ownedInteractions.5/@executions.4">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_VcmKj4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThC7CIC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -403,7 +403,7 @@
     <label id="//@ownedInteractions.5/@executions.5">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_Vck8cYAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBs84C0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -445,7 +445,7 @@
     <label id="//@ownedInteractions.5/@executions.6">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_Vck8dIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBs9oC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -476,7 +476,7 @@
     <label id="//@ownedInteractions.5/@executions.7">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_Vck8d4AsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBs-YC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -490,13 +490,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="2" y="880" width="20" height="110"/>
     </gmfView>
-    <location x="-5" y="900"/>
+    <location x="-5" y="880"/>
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     <label id="//@ownedInteractions.5/@executions.8">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_VcmKkIAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThC7CYC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="181,228,225">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -510,13 +510,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="12" y="460" width="20" height="50"/>
     </gmfView>
-    <location x="15" y="480"/>
+    <location x="15" y="460"/>
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     <label id="//@ownedInteractions.5/@executions.9">
       <location y="5"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_VcmKkYAsEeurBZqB4sJZKA" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThC7CoC0EeutkuroUGaDfg" showIcon="false" borderSize="1" borderSizeComputationExpression="1" borderColor="39,76,114" width="2" height="5" color="199,237,232">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='Execution']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -541,10 +541,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="2" y="1115" width="20" height="50"/>
     </gmfView>
-    <location x="-5" y="1135"/>
+    <location x="-5" y="1115"/>
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   <formatdata:NodeFormatData id="//@ownedInteractions.5/@interactionUses.0" width="310" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8gYAsEeurBZqB4sJZKA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBtA4C0EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2002">
@@ -559,7 +559,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8e4AsEeurBZqB4sJZKA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBs_YC0EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
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     <gmfView xsi:type="notation:Node" type="2002">
@@ -574,7 +574,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Vck8eoAsEeurBZqB4sJZKA" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ThBs_IC0EeutkuroUGaDfg" labelAlignment="LEFT" borderSize="1" borderSizeComputationExpression="1">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@containerMappings[name='Interaction%20Use']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -586,15 +586,15 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Arial" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="250" y="1190" width="120" height="100"/>
     </gmfView>
-    <location x="230" y="1210"/>
+    <location x="250" y="1190"/>
   </formatdata:NodeFormatData>
   <formatdata:EdgeFormatData id="//@ownedInteractions.5/@messages.0" sourceTerminal="(0.5,0.31111112)" targetTerminal="(0.5,0.33809525)">
     <label id="//@ownedInteractions.5/@messages.0" width="-1" height="-1">
       <location x="-1" y="-61"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKm4AsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThC7FIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_VcmKnIAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_ThC7FYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -612,20 +612,20 @@
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       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.33809525)"/>
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-    <pointList x="152" y="775"/>
-    <pointList x="122" y="775"/>
-    <sourceRefPoint x="120" y="775"/>
-    <targetRefPoint x="120" y="775"/>
+    <pointList x="122" y="310"/>
+    <pointList x="152" y="310"/>
+    <pointList x="152" y="320"/>
+    <pointList x="122" y="320"/>
+    <sourceRefPoint x="120" y="505"/>
+    <targetRefPoint x="120" y="540"/>
   </formatdata:EdgeFormatData>
   <formatdata:EdgeFormatData id="//@ownedInteractions.5/@messages.1" sourceTerminal="(0.5,0.91511387)" targetTerminal="(0.5,0.8679245)">
     <label id="//@ownedInteractions.5/@messages.1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKmYAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThC7EoC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_VcmKmoAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_ThC7E4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -643,18 +643,18 @@
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       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.8679245)"/>
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-    <pointList x="280" y="1055"/>
-    <sourceRefPoint x="120" y="865"/>
-    <targetRefPoint x="290" y="1055"/>
+    <pointList x="130" y="1069"/>
+    <pointList x="300" y="1069"/>
+    <sourceRefPoint x="120" y="1116"/>
+    <targetRefPoint x="310" y="1075"/>
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   <formatdata:EdgeFormatData id="//@ownedInteractions.5/@messages.2" sourceTerminal="(0.5,0.9019608)" targetTerminal="(0.5,0.7894737)">
     <label id="//@ownedInteractions.5/@messages.2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKl4AsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThC7EIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_VcmKmIAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_ThC7EYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -672,18 +672,18 @@
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       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.7894737)"/>
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-    <pointList x="288" y="775"/>
-    <sourceRefPoint x="120" y="865"/>
-    <targetRefPoint x="290" y="775"/>
+    <pointList x="130" y="1110"/>
+    <pointList x="308" y="1110"/>
+    <sourceRefPoint x="120" y="1108"/>
+    <targetRefPoint x="310" y="1127"/>
   </formatdata:EdgeFormatData>
   <formatdata:EdgeFormatData id="//@ownedInteractions.5/@messages.3" sourceTerminal="(0.5,0.9377432)" targetTerminal="(0.5,0.9377432)">
     <label id="//@ownedInteractions.5/@messages.3" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKlYAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThC7DoC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-      <centerLabelStyle uid="_VcmKloAsEeurBZqB4sJZKA" showIcon="false"/>
+      <centerLabelStyle uid="_ThC7D4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -701,16 +701,16 @@
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       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.9377432)"/>
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-    <pointList x="122" y="775"/>
-    <pointList x="288" y="775"/>
-    <sourceRefPoint x="120" y="775"/>
-    <targetRefPoint x="290" y="775"/>
+    <pointList x="122" y="1309"/>
+    <pointList x="308" y="1309"/>
+    <sourceRefPoint x="120" y="1320"/>
+    <targetRefPoint x="310" y="1320"/>
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   <formatdata:NodeFormatData id="//@ownedInteractions.5/@participants.0" width="10" height="10">
     <label id="//@ownedInteractions.5/@participants.0">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_VcmKlIAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_ThC7DYC0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
     </siriusStyle>
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@@ -724,13 +724,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="2" y="1302" width="10" height="10"/>
     </gmfView>
-    <location y="1350"/>
+    <location y="1302"/>
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       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Square" uid="_Vclji4AsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThCUCoC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3001">
@@ -825,9 +825,9 @@
       <label id="//@ownedInteractions.5/@messages.0" width="-1" height="-1">
         <location x="-1" y="-61"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKg4AsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThCUFoC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_VcmKhIAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_ThCUF4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -845,20 +845,20 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.33809525)"/>
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-      <pointList x="152" y="775"/>
-      <pointList x="122" y="775"/>
-      <sourceRefPoint x="120" y="775"/>
-      <targetRefPoint x="120" y="775"/>
+      <pointList x="122" y="310"/>
+      <pointList x="152" y="310"/>
+      <pointList x="152" y="320"/>
+      <pointList x="122" y="320"/>
+      <sourceRefPoint x="120" y="505"/>
+      <targetRefPoint x="120" y="540"/>
     </outgoingEdges>
     <outgoingEdges id="//@ownedInteractions.5/@messages.3" sourceTerminal="(0.5,0.9377432)" targetTerminal="(0.5,0.9377432)">
       <label id="//@ownedInteractions.5/@messages.3" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_VcmKhYAsEeurBZqB4sJZKA" size="2" strokeColor="77,137,20">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ThCUGIC0EeutkuroUGaDfg" size="2" strokeColor="77,137,20">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@edgeMappings[name='Feature%20Access%20Message']/@style"/>
-        <centerLabelStyle uid="_VcmKhoAsEeurBZqB4sJZKA" showIcon="false"/>
+        <centerLabelStyle uid="_ThCUGYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -876,10 +876,10 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,0.9377432)"/>
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-      <pointList x="122" y="775"/>
-      <pointList x="288" y="775"/>
-      <sourceRefPoint x="120" y="775"/>
-      <targetRefPoint x="290" y="775"/>
+      <pointList x="122" y="1309"/>
+      <pointList x="308" y="1309"/>
+      <sourceRefPoint x="120" y="1320"/>
+      <targetRefPoint x="310" y="1320"/>
     </outgoingEdges>
     <location x="55" y="50"/>
   </formatdata:NodeFormatData>
@@ -887,7 +887,7 @@
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-    <siriusStyle xsi:type="diagram:Square" uid="_VcljeoAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThCT-YC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
       <description xsi:type="style:SquareDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@style"/>
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@@ -996,7 +996,7 @@
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       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_Vck8eYAsEeurBZqB4sJZKA" strokeSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Dot" uid="_ThBs-4C0EeutkuroUGaDfg" strokeSizeComputationExpression="1">
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='redimEOL']/@style"/>
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@@ -1010,13 +1010,13 @@
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-    <location y="1350"/>
+    <location y="1302"/>
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-    <siriusStyle xsi:type="diagram:Square" uid="_VckVUIAsEeurBZqB4sJZKA" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBF0IC0EeutkuroUGaDfg" labelSize="12" showIcon="false" labelPosition="node" width="12" height="5" color="114,159,207">
       <labelFormat>bold</labelFormat>
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@@ -1130,13 +1130,13 @@
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-    <location x="230" y="50"/>
+    <location x="250" y="50"/>
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     <label id="//@ownedInteractions.5/@participants.1">
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-    <siriusStyle xsi:type="diagram:Square" uid="_Vck8ZoAsEeurBZqB4sJZKA" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
+    <siriusStyle xsi:type="diagram:Square" uid="_ThBs6IC0EeutkuroUGaDfg" showIcon="false" borderSize="3" borderSizeComputationExpression="3" borderColor="114,159,207" width="1" height="40" color="255,255,255">
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     <gmfView xsi:type="notation:Node" type="3001">
@@ -1244,7 +1244,7 @@
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+    <siriusStyle xsi:type="diagram:Ellipse" uid="_ThBs-IC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
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@@ -1258,13 +1258,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="12" y="12" width="120" height="30"/>
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-    <location x="-50" y="20"/>
+    <location x="-50" y="12"/>
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-    <siriusStyle xsi:type="diagram:Ellipse" uid="_VcmKk4AsEeurBZqB4sJZKA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_ThC7DIC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
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@@ -1278,13 +1278,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="12" y="12" width="120" height="30"/>
     </gmfView>
-    <location x="-50" y="20"/>
+    <location x="-50" y="12"/>
   </formatdata:NodeFormatData>
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-    <siriusStyle xsi:type="diagram:Ellipse" uid="_Vck8eIAsEeurBZqB4sJZKA" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_ThBs-oC0EeutkuroUGaDfg" labelSize="15" showIcon="false" labelColor="166,227,187" borderColor="4,14,61" labelPosition="node" horizontalDiameter="12" verticalDiameter="3" color="16,127,201">
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.sample.interactions.design/description/interaction.odesign#//@ownedViewpoints[name='Interactions']/@ownedRepresentations[name='Sequence%20Diagram%20on%20Interaction']/@defaultLayer/@nodeMappings[name='Participant']/@borderedNodeMappings[name='Lifeline']/@borderedNodeMappings[name='State']/@style"/>
     </siriusStyle>
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@@ -1298,6 +1298,6 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="2" y="1222" width="120" height="30"/>
     </gmfView>
-    <location x="-55" y="1270"/>
+    <location x="-55" y="1222"/>
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 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__full__New.xmi
index e715467..a00b8f5 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="943" height="238">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEgYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73QYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="133" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEj4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73T4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -123,10 +123,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location x="1" y="-9"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_zWLEkIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_1d73UIC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_zWLEkYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_1d73UYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -153,10 +153,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="-6" y="-8"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_zWLEkoA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_1d73UoC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_zWLEk4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_1d73U4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -185,10 +185,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="-6" y="-8"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_zWLrnIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_1d8eWIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_zWLrnYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_1d8eWYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -215,10 +215,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location x="1" y="-9"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_zWLrnoA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_1d8eWoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_zWLrn4A7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_1d8eW4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -242,7 +242,7 @@
     <targetRefPoint x="558" y="74"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="128" height="41">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLElIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73VIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -258,7 +258,7 @@
     <location x="480" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-3" width="153" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLElYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73VYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -278,7 +278,7 @@
     <location x="20" y="145"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="293" height="100">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEloA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73VoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -316,7 +316,7 @@
     <location x="625" y="38"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="128" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEmYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73WYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -336,7 +336,7 @@
     <location x="10" y="34"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="126" height="41">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEmoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73WoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -352,7 +352,7 @@
     <location x="150" y="37"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="210" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEm4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73W4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -377,7 +377,7 @@
     <location x="55" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="143" height="41">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEnYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73XYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -393,7 +393,7 @@
     <location x="40" y="34"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEnoA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73XoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -409,7 +409,7 @@
     <location x="325" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="443" height="158">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEn4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73X4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -456,7 +456,7 @@
     <location x="560" y="360"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="213" height="95">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLrk4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73ZYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -488,11 +488,11 @@
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
       <location x="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_zWLroIA7EeulDIWecwYxdg" size="2" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_1d8eXIC0EeutkuroUGaDfg" size="2" strokeColor="252,175,62">
       <customFeatures>routingStyle</customFeatures>
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_zWLroYA7EeulDIWecwYxdg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_1d8eXYC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -516,7 +516,7 @@
     <targetRefPoint x="673" y="179"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="158" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLrl4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d8eU4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -537,11 +537,11 @@
       <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
         <location x="10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_zWLrmIA7EeulDIWecwYxdg" size="2" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_1d8eVIC0EeutkuroUGaDfg" size="2" strokeColor="252,175,62">
         <customFeatures>routingStyle</customFeatures>
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-        <centerLabelStyle uid="_zWLrmYA7EeulDIWecwYxdg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_1d8eVYC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -567,7 +567,7 @@
     <location x="40" y="25"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLrmoA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d8eVoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -583,7 +583,7 @@
     <location x="265" y="40"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLrm4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d8eV4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -599,7 +599,7 @@
     <location x="1375"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_zWLEgIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_1d73QIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__subset__New.xmi
index ad4dab7..8bc8e95 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType11__of__MyPackage___to___storedFormat-DiagType11__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="943" height="238">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WUIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JFkMYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="133" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WXoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLRoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -123,9 +123,9 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_x84WX4A7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_0JGLR4C0EeutkuroUGaDfg">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_x84WYIA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_0JGLSIC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -152,10 +152,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="-6" y="-8"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_x84WYYA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_0JGLSYC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_x84WYoA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_0JGLSoC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -184,10 +184,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="-6" y="-8"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_x849ZIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_0JGLXoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_x849ZYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_0JGLX4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -211,7 +211,7 @@
     <targetRefPoint x="687" y="95"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="128" height="41">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WY4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLS4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -227,7 +227,7 @@
     <location x="480" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="293" height="100">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WZIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLTIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -265,7 +265,7 @@
     <location x="625" y="38"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="128" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WZ4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLT4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -285,7 +285,7 @@
     <location x="10" y="34"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="443" height="158">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WaIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLUIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -332,7 +332,7 @@
     <location x="560" y="360"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="213" height="95">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x84WboA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLVoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -364,11 +364,11 @@
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
       <location x="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_x849ZoA7EeulDIWecwYxdg" size="2" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_0JGLYIC0EeutkuroUGaDfg" size="2" strokeColor="252,175,62">
       <customFeatures>routingStyle</customFeatures>
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_x849Z4A7EeulDIWecwYxdg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_0JGLYYC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -392,7 +392,7 @@
     <targetRefPoint x="673" y="179"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="158" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x849YIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLWoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -413,11 +413,11 @@
       <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
         <location x="10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_x849YYA7EeulDIWecwYxdg" size="2" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_0JGLW4C0EeutkuroUGaDfg" size="2" strokeColor="252,175,62">
         <customFeatures>routingStyle</customFeatures>
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-        <centerLabelStyle uid="_x849YoA7EeulDIWecwYxdg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_0JGLXIC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -443,7 +443,7 @@
     <location x="40" y="25"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x849Y4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JGLXYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -459,7 +459,7 @@
     <location x="265" y="40"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_x83vQIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_0JFkMIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType11']/@defaultLayer/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__full__New.xmi
index 9fdbb69..4d45055 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="1118" height="303">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gssNcWyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_WipDwYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -109,10 +109,10 @@
     <label id="//targetp1/targetC1-1" width="-1" height="-1">
       <location x="54" y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gstbkmyeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq84C0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_gstbk2yeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_Wipq9IC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -138,7 +138,7 @@
     <targetRefPoint x="1200" y="533"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="113" height="88">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0gmyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq0IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -155,10 +155,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location x="-7" y="-7"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gss0g2yeEeuXco3AXfG1Yg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq0YC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-        <centerLabelStyle uid="_gss0hGyeEeuXco3AXfG1Yg" showIcon="false"/>
+        <centerLabelStyle uid="_Wipq0oC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -185,10 +185,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="-25" y="-8"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gss0hWyeEeuXco3AXfG1Yg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq04C0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-        <centerLabelStyle uid="_gss0hmyeEeuXco3AXfG1Yg" showIcon="false"/>
+        <centerLabelStyle uid="_Wipq1IC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -215,10 +215,10 @@
       <label id="//targetp1/targetC1-1" width="-1" height="-1">
         <location x="54" y="-10"/>
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-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gss0h2yeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq1YC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
         <customFeatures>uid</customFeatures>
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-        <centerLabelStyle uid="_gss0iGyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_Wipq1oC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
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@@ -249,10 +249,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="-25" y="-8"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gstbkGyeEeuXco3AXfG1Yg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq8YC0EeutkuroUGaDfg">
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       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-      <centerLabelStyle uid="_gstbkWyeEeuXco3AXfG1Yg" showIcon="false"/>
+      <centerLabelStyle uid="_Wipq8oC0EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -279,10 +279,10 @@
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       <location x="-7" y="-7"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gstblGyeEeuXco3AXfG1Yg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq9YC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-      <centerLabelStyle uid="_gstblWyeEeuXco3AXfG1Yg" showIcon="false"/>
+      <centerLabelStyle uid="_Wipq9oC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -306,7 +306,7 @@
     <targetRefPoint x="608" y="89"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="103" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0iWyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq14C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -322,7 +322,7 @@
     <location x="515" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-3" width="108" height="87">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0imyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq2IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -342,7 +342,7 @@
     <location x="10" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="323" height="155">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0i2yeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq2YC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -380,7 +380,7 @@
     <location x="685" y="28"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="138" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0jmyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq3IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -400,7 +400,7 @@
     <location x="20" y="28"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="128" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0j2yeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq3YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -416,7 +416,7 @@
     <location x="180" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="168" height="107">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0kGyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq3oC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -441,7 +441,7 @@
     <location x="140" y="45"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="78" height="58">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0kmyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq4IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -457,7 +457,7 @@
     <location x="35" y="34"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="168" height="91">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0k2yeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq4YC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -473,7 +473,7 @@
     <location x="325" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="823" height="363">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0lGyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq4oC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -520,7 +520,7 @@
     <location x="165" y="345"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="383" height="248">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0mmyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq6IC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -552,10 +552,10 @@
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
       <location x="-43" y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gstblmyeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq94C0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_gstbl2yeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_Wipq-IC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -581,7 +581,7 @@
     <targetRefPoint x="1205" y="398"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="143" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0nmyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq7IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -602,10 +602,10 @@
       <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
         <location x="-43" y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gss0n2yeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Wipq7YC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-        <centerLabelStyle uid="_gss0oGyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_Wipq7oC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -633,7 +633,7 @@
     <location x="15" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="183" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0oWyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq74C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -649,7 +649,7 @@
     <location x="495" y="60"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gss0omyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Wipq8IC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -665,7 +665,7 @@
     <location x="1380"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gssNcGyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_WipDwIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__subset__New.xmi
index eeb1fe9..41454dc 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType12__of__MyPackage___to___storedFormat-DiagType12__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="1118" height="303">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gpiy0WyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_ufgYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -109,10 +109,10 @@
     <label id="//targetp1/targetC1-1" width="-1" height="-1">
       <location x="54" y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpkA82yeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_vGo4C0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_gpkA9GyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_U_vGpIC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -138,7 +138,7 @@
     <targetRefPoint x="1200" y="533"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="113" height="88">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gpjZ7myeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_ufkYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -155,9 +155,9 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpjZ72yeEeuXco3AXfG1Yg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_ufkoC0EeutkuroUGaDfg">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-        <centerLabelStyle uid="_gpjZ8GyeEeuXco3AXfG1Yg" showIcon="false"/>
+        <centerLabelStyle uid="_U_ufk4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -184,10 +184,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="-25" y="-8"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpjZ8WyeEeuXco3AXfG1Yg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_uflIC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-        <centerLabelStyle uid="_gpjZ8myeEeuXco3AXfG1Yg" showIcon="false"/>
+        <centerLabelStyle uid="_U_uflYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -214,10 +214,10 @@
       <label id="//targetp1/targetC1-1" width="-1" height="-1">
         <location x="54" y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpjZ82yeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_ufloC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
         <customFeatures>uid</customFeatures>
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-        <centerLabelStyle uid="_gpjZ9GyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_U_ufl4C0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -248,10 +248,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="-25" y="-8"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpkA8WyeEeuXco3AXfG1Yg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_vGoYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='DT12_EReference']/@style"/>
-      <centerLabelStyle uid="_gpkA8myeEeuXco3AXfG1Yg" showIcon="false"/>
+      <centerLabelStyle uid="_U_vGooC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -275,7 +275,7 @@
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   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="103" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gpjZ9WyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_ufmIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
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@@ -291,7 +291,7 @@
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   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="323" height="155">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_ufmYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -329,7 +329,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_vGkoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -349,7 +349,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_vGk4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
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@@ -396,7 +396,7 @@
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   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="383" height="248">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_vGmYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
     </siriusStyle>
@@ -428,10 +428,10 @@
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       <location x="-43" y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpkA9WyeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_vGpYC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_gpkA9myeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_U_vGpoC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
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@@ -457,7 +457,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_vGnYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@subContainerMappings[name='DT12_Class']/@style"/>
     </siriusStyle>
@@ -478,10 +478,10 @@
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         <location x="-43" y="-10"/>
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-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gpjaBWyeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_U_vGnoC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
         <customFeatures>uid</customFeatures>
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+        <centerLabelStyle uid="_U_vGn4C0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -509,7 +509,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_U_vGoIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType12']/@defaultLayer/@containerMappings[name='DT12_Package']/@style"/>
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@@ -525,7 +525,7 @@
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diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__full__New.xmi
index a5e95a0..308d929 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
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@@ -108,9 +108,9 @@
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@@ -136,7 +136,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwlIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -152,9 +152,9 @@
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@@ -181,9 +181,9 @@
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@@ -210,9 +210,9 @@
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@@ -243,9 +243,9 @@
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@@ -272,9 +272,9 @@
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@@ -298,7 +298,7 @@
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@@ -332,7 +332,7 @@
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@@ -369,7 +369,7 @@
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@@ -388,7 +388,7 @@
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   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="128" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoBWyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwoYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@subContainerMappings[name='DT13_Class']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3009">
@@ -403,7 +403,7 @@
     <location x="180" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="168" height="107">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoBmyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwooC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -427,7 +427,7 @@
     <location x="140" y="45"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="113" height="58">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoCGyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwpIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@subContainerMappings[name='DT13_Class']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3009">
@@ -442,7 +442,7 @@
     <location x="35" y="34"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="168" height="91">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoCWyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwpYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -457,7 +457,7 @@
     <location x="325" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="823" height="363">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoCmyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwpoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -503,7 +503,7 @@
     <location x="165" y="345"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="383" height="248">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoEGyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwrIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -534,9 +534,9 @@
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
       <location x="-43" y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gzVoH2yeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Zcdwu4C0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_gzVoIGyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_ZcdwvIC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -562,7 +562,7 @@
     <targetRefPoint x="1205" y="398"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="143" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoFGyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwsIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@subContainerMappings[name='DT13_Class']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3009">
@@ -582,9 +582,9 @@
       <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
         <location x="-43" y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gzVoFWyeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ZcdwsYC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-        <centerLabelStyle uid="_gzVoFmyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_ZcdwsoC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -612,7 +612,7 @@
     <location x="15" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="183" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoF2yeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zcdws4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -627,7 +627,7 @@
     <location x="495" y="60"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVoGGyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdwtIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -642,7 +642,7 @@
     <location x="1380"/>
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   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gzVA8GyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZcdJgIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__subset__New.xmi
index 6f3f6b1..533cd3c 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType13__of__MyPackage___to___storedFormat-DiagType13__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
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 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="1118" height="303">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_X_ifkYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
@@ -108,9 +108,9 @@
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       <location x="54" y="-10"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gwH8A2yeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_X_jGwoC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
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+      <centerLabelStyle uid="_X_jGw4C0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -136,7 +136,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gwHU8WyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_X_jGpoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@subContainerMappings[name='DT13_Class']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3009">
@@ -152,9 +152,9 @@
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         <location y="-10"/>
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+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_X_jGp4C0EeutkuroUGaDfg">
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+        <centerLabelStyle uid="_X_jGqIC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -181,9 +181,9 @@
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+        <centerLabelStyle uid="_X_jGqoC0EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -210,9 +210,9 @@
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@@ -243,9 +243,9 @@
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     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -269,7 +269,7 @@
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@@ -284,7 +284,7 @@
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@@ -321,7 +321,7 @@
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@@ -340,7 +340,7 @@
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     <gmfView xsi:type="notation:Node" type="2002">
@@ -386,7 +386,7 @@
     <location x="165" y="345"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="383" height="248">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gwH7-WyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_X_jGuIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -417,9 +417,9 @@
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
       <location x="-43" y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gwH8BWyeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_X_jGxIC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-      <centerLabelStyle uid="_gwH8BmyeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+      <centerLabelStyle uid="_X_jGxYC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -445,7 +445,7 @@
     <targetRefPoint x="1205" y="398"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="143" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gwH7_WyeEeuXco3AXfG1Yg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_X_jGvIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@subContainerMappings[name='DT13_Class']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3009">
@@ -465,9 +465,9 @@
       <label id="//targetp2/targetp2-1/targetnew%20EClass%201" width="-1" height="-1">
         <location x="-43" y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_gwH7_myeEeuXco3AXfG1Yg" size="2" routingStyle="tree" strokeColor="252,175,62">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_X_jGvYC0EeutkuroUGaDfg" size="2" routingStyle="tree" strokeColor="252,175,62">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@edgeMappings[name='RBE_SuperType']/@style"/>
-        <centerLabelStyle uid="_gwH7_2yeEeuXco3AXfG1Yg" labelSize="12" labelColor="239,41,41"/>
+        <centerLabelStyle uid="_X_jGvoC0EeutkuroUGaDfg" labelSize="12" labelColor="239,41,41"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -495,7 +495,7 @@
     <location x="15" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="183" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gwH8AGyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_X_jGv4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="3008">
@@ -510,7 +510,7 @@
     <location x="495" y="60"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_gwHU4GyeEeuXco3AXfG1Yg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_X_ifkIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType13']/@defaultLayer/@containerMappings[name='DT13_Package']/@style"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Node" type="2002">
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__full__New.xmi
index 86c6d45..5e16127 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="853" height="188">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQXvcYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOO64YC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="63" height="54">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQYWh4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPh84C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@subContainerMappings[name='EClass_import']/@style"/>
     </siriusStyle>
@@ -123,10 +123,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location x="-122" y="21"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_eQYWiIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_fOPh9IC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_eQYWiYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_fOPh9YC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" visible="false" type="4001">
         <children type="6001">
@@ -149,10 +149,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="-30" y="-13"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_eQYWioA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_fOPh9oC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_eQYWi4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_fOPh94C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" visible="false" type="4001">
         <children type="6001">
@@ -177,10 +177,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="-30" y="-13"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_eQZkpIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_fOPiDIC0EeutkuroUGaDfg">
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-      <centerLabelStyle uid="_eQZkpYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_fOPiDYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" visible="false" type="4001">
       <children type="6001">
@@ -203,10 +203,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location x="-122" y="21"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_eQZkpoA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_fOPiDoC0EeutkuroUGaDfg">
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-      <centerLabelStyle uid="_eQZkp4A7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_fOPiD4C0EeutkuroUGaDfg" showIcon="false"/>
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@@ -226,7 +226,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQYWjIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPh-IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -242,7 +242,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPh-YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -262,7 +262,7 @@
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@@ -300,7 +300,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPh_YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -320,7 +320,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQY9lIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPh_oC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -336,7 +336,7 @@
     <location x="120" y="35"/>
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPh_4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -361,7 +361,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPiAYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -377,7 +377,7 @@
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@@ -393,7 +393,7 @@
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@@ -440,7 +440,7 @@
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@@ -469,7 +469,7 @@
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   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="108" height="58">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQZkoYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPiCYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@subContainerMappings[name='EClass_import']/@style"/>
     </siriusStyle>
@@ -489,7 +489,7 @@
     <location x="30" y="25"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="158" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQZkooA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPiCoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -505,7 +505,7 @@
     <location x="215" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="163" height="88">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQZko4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOPiC4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -521,7 +521,7 @@
     <location x="585" y="310"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="158" height="73">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_eQXvcIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_fOO64IC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__subset__New.xmi
index f1c0d0b..70a6c84 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__filters__and__layers__of__MyPackage___to___storedFormat-DiagType2__filters__and__layers__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="853" height="188">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ckrCoYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xAYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="63" height="54">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ckrpvYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xD4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@subContainerMappings[name='EClass_import']/@style"/>
     </siriusStyle>
@@ -123,9 +123,9 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ckrpvoA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_do7xEIC0EeutkuroUGaDfg">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_ckrpv4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_do7xEYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -148,10 +148,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="-30" y="-13"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_ckrpwIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_do7xEoC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_ckrpwYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_do7xE4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" visible="false" type="4001">
         <children type="6001">
@@ -176,10 +176,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="-30" y="-13"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_cksQzIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_do8YE4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@defaultLayer/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_cksQzYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_do8YFIC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" visible="false" type="4001">
       <children type="6001">
@@ -199,7 +199,7 @@
     </gmfView>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="66" height="41">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ckrpwoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xFIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@subContainerMappings[name='EClass_import']/@style"/>
     </siriusStyle>
@@ -215,7 +215,7 @@
     <location x="545" y="40"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="198" height="108">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cksQwIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xFYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -253,7 +253,7 @@
     <location x="635" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="73" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cksQw4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xGIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@subContainerMappings[name='EClass_import']/@style"/>
     </siriusStyle>
@@ -273,7 +273,7 @@
     <location x="30" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="413" height="243">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cksQxIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xGYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -320,7 +320,7 @@
     <location x="30" y="205"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="158" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cksQyIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xHYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -349,7 +349,7 @@
     <location x="30" y="115"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="108" height="58">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cksQyoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do8YEYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@subContainerMappings[name='EClass_import']/@style"/>
     </siriusStyle>
@@ -369,7 +369,7 @@
     <location x="30" y="25"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="158" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cksQy4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do8YEoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
@@ -385,7 +385,7 @@
     <location x="215" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="158" height="73">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ckrCoIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_do7xAIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_filters_layers']/@additionalLayers[name='Operations']/@containerMappings[name='EPackage_import']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__full__New.xmi
index 3ca761b..a7a62f1 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="653" height="173">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6fYwIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRAYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location x="30" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="96" height="42">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_0IA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRD4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -123,10 +123,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location x="-50" y="48"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_a6f_0YA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_cCZREIC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_a6f_0oA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_cCZREYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -155,10 +155,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="6"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_a6f_04A7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_cCZREoC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_a6f_1IA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_cCZRE4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -188,10 +188,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="6"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_a6hN8IA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_cCZ4E4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_a6hN8YA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_cCZ4FIC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -219,10 +219,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location x="-50" y="48"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_a6hN8oA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_cCZ4FYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_a6hN84A7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_cCZ4FoC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -248,7 +248,7 @@
     <targetRefPoint x="580" y="78"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="89" height="38">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_1YA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRFIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -264,7 +264,7 @@
     <location x="500" y="12"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-3" width="111" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_1oA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRFYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -284,7 +284,7 @@
     <location x="5" y="18"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="291" height="396">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_14A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRFoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -322,7 +322,7 @@
     <location x="197" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="74" height="47">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_2oA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRGYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -342,7 +342,7 @@
     <location x="65" y="66"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="58" height="40">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_24A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRGoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -358,7 +358,7 @@
     <location x="208" y="330"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="273" height="134">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_3IA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRG4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -383,7 +383,7 @@
     <location x="90" y="168"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="58" height="40">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6f_3oA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRHYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -399,7 +399,7 @@
     <location x="195" y="78"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="163" height="79">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6gm4IA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRHoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -415,7 +415,7 @@
     <location x="310" y="170"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="413" height="128">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6gm4YA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRH4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -462,7 +462,7 @@
     <location x="30" y="260"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="178" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6gm5YA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRI4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -491,7 +491,7 @@
     <location x="40" y="40"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="163" height="62">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6gm54A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZ4EIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -511,7 +511,7 @@
     <location x="5" y="6"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="155" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6gm6IA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZ4EYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -527,7 +527,7 @@
     <location x="243" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6gm6YA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZ4EoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -543,7 +543,7 @@
     <location x="30" y="400"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_a6exsIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_cCZRAIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__subset__New.xmi
index fe98034..5670334 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__of__MyPackage___to___storedFormat-DiagType2__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="653" height="173">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zdz_YIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awcg8YC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location x="30" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="96" height="42">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd0mdYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awcg_4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -123,9 +123,9 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Zd0mdoA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_awchAIC0EeutkuroUGaDfg">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_Zd0md4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_awchAYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -152,10 +152,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="6"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Zd0meIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_awchAoC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_Zd0meYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_awchA4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -185,10 +185,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="6"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_Zd2boIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_awdICYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_Zd2boYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_awdICoC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -213,7 +213,7 @@
     <targetRefPoint x="292" y="132"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="89" height="38">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd0meoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awchBIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -229,7 +229,7 @@
     <location x="500" y="12"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="291" height="396">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd0me4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awchBYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -267,7 +267,7 @@
     <location x="197" y="36"/>
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   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="74" height="47">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd1NgoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awdIAIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -287,7 +287,7 @@
     <location x="65" y="66"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="413" height="128">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd1Ng4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awdIAYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -334,7 +334,7 @@
     <location x="30" y="260"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="178" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd1Nh4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awdIBYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -363,7 +363,7 @@
     <location x="40" y="40"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="163" height="62">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd10kIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awdIB4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -383,7 +383,7 @@
     <location x="5" y="6"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="155" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_Zd10kYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awdICIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -399,7 +399,7 @@
     <location x="243" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ZdzYUIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_awcg8IC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__full__New__notes.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__full__New__notes.xmi
index 08e2737..23fde33 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__full__New__notes.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__full__New__notes.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="653" height="173">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_wm0iUYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_yxXjUYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -111,7 +111,7 @@
     <location x="30" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="134" height="42">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_wm0iX4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_yxYKYoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -128,10 +128,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location x="-31" y="47"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_wm0iYIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_yxYKY4C0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_wm0iYYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_yxYKZIC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -158,10 +158,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="6"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_wm0iYoA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_yxYKZYC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_wm0iY4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_yxYKZoC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -191,10 +191,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="6"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_wm1JbIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_yxYKe4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_wm1JbYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_yxYKfIC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -222,10 +222,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location x="-31" y="47"/>
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-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_wm1JboA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_yxYKfYC0EeutkuroUGaDfg">
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-      <centerLabelStyle uid="_wm1Jb4A7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_yxYKfoC0EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
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@@ -249,7 +249,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_yxYKZ4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -265,7 +265,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_wm0iZYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_yxYKaIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -285,7 +285,7 @@
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@@ -323,7 +323,7 @@
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@@ -343,7 +343,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_yxYKbYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -359,7 +359,7 @@
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@@ -384,7 +384,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_yxYKcIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -400,7 +400,7 @@
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@@ -416,7 +416,7 @@
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@@ -463,7 +463,7 @@
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@@ -492,7 +492,7 @@
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@@ -512,7 +512,7 @@
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@@ -528,7 +528,7 @@
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@@ -544,7 +544,7 @@
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     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__subset__New__notes.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__subset__New__notes.xmi
index bc5eaf9..811d902 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__subset__New__notes.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__with__notes__of__MyPackage__subset__New__notes.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="653" height="173">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7gYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWv_cYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -111,7 +111,7 @@
     <location x="30" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="134" height="42">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7j4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWv_f4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -128,9 +128,9 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_vKr7kIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_xWv_gIC0EeutkuroUGaDfg">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_vKr7kYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_xWv_gYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -157,10 +157,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="6"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_vKr7koA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_xWv_goC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_vKr7k4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_xWv_g4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -190,10 +190,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="6"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_vKsikIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_xWwmiIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_vKsikYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_xWwmiYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -218,7 +218,7 @@
     <targetRefPoint x="292" y="132"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="115" height="38">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7lIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWv_hIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -234,7 +234,7 @@
     <location x="500" y="12"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="286" height="391">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7lYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWv_hYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -272,7 +272,7 @@
     <location x="197" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="126" height="47">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7mIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWv_iIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -292,7 +292,7 @@
     <location x="13" y="66"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="401" height="114">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7mYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWwmgIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -339,7 +339,7 @@
     <location x="30" y="260"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="206" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7nYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWwmhIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -368,7 +368,7 @@
     <location x="20" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="153" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7n4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWwmhoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -388,7 +388,7 @@
     <location x="5" y="6"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="155" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7oIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWwmh4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -404,7 +404,7 @@
     <location x="230" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="196" height="92">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_vKr7gIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_xWv_cIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__full__New.xmi
index 3c354bd..ddfbf1a 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="913" height="303">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hx_cEYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iyz04YC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -106,7 +106,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="58" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADIIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b8IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -123,10 +123,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hyADIYA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_iy0b8YC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_hyADIoA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_iy0b8oC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -153,10 +153,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="3" y="10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hyADI4A7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_iy0b84C0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_hyADJIA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_iy0b9IC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -186,10 +186,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="3" y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hyADOYA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_iy0cCYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_hyADOoA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_iy0cCoC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -217,10 +217,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hyADO4A7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_iy0cC4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_hyADPIA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_iy0cDIC0EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -244,7 +244,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADJYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b9YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
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@@ -260,7 +260,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADJoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b9oC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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     </siriusStyle>
@@ -280,7 +280,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b94C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -318,7 +318,7 @@
     <location x="397" y="120"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="110" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADKoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b-oC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -338,7 +338,7 @@
     <location x="16" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="70" height="50">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADK4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b-4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -354,7 +354,7 @@
     <location x="156" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="158" height="92">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADLIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b_IC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -379,7 +379,7 @@
     <location x="115" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="73" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADLoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b_oC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -395,7 +395,7 @@
     <location x="35" y="24"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="160" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADL4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0b_4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -411,7 +411,7 @@
     <location x="300" y="80"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="388" height="153">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADMIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0cAIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -458,7 +458,7 @@
     <location x="55" y="255"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="163" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADNIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0cBIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -487,7 +487,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="103" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADNoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0cBoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -507,7 +507,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="160" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADN4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0cB4C0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -523,7 +523,7 @@
     <location x="205" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="158" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hyADOIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iy0cCIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -539,7 +539,7 @@
     <location x="550" y="255"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="163" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hx_cEIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_iyz04IC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__subset__New.xmi
index c4e1cd6..d07ff1c 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync__of__MyPackage___to___storedFormat-DiagType2_unsync__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="913" height="303">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_BCkYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEc1oYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -102,7 +102,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="58" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_BpqoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcuIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -119,9 +119,9 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_f_Bpq4A7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hEdcuYC0EeutkuroUGaDfg">
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_f_BprIA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_hEdcuoC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -148,10 +148,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="3" y="10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_f_BprYA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hEdcu4C0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_f_BproA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_hEdcvIC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -181,10 +181,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="3" y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_f_CQtIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_hEdcyoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_f_CQtYA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_hEdcy4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -209,7 +209,7 @@
     <targetRefPoint x="487" y="175"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="158" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_Bpr4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcvYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -225,7 +225,7 @@
     <location x="535" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="251" height="113">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_BpsIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcvoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -263,7 +263,7 @@
     <location x="397" y="120"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="110" height="60">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_Bps4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcwYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -283,7 +283,7 @@
     <location x="16" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="388" height="153">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_BptIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcwoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -326,7 +326,7 @@
     <location x="55" y="255"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="163" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_CQsIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcxoC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -351,7 +351,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="103" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_CQsoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcyIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -367,7 +367,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="160" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_CQs4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEdcyYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -383,7 +383,7 @@
     <location x="205" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="163" height="83">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_f_BCkIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_hEc1oIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__full__New.xmi
index fe24b31..a3bc1f6 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="843" height="213">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQEYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGt1oYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -98,7 +98,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="63" height="51">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQH4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGt1r4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -115,10 +115,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location y="10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_lQxQIIA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_mGt1sIC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_lQxQIYA7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_mGt1sYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -146,10 +146,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="5" y="9"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_lQxQIoA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_mGucsIC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_lQxQI4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_mGucsYC0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -179,10 +179,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="5" y="9"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_lQx3I4A7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_mGucxoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_lQx3JIA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_mGucx4C0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -210,10 +210,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_lQx3JYA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_mGucyIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_lQx3JoA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_mGucyYC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -238,7 +238,7 @@
     <targetRefPoint x="554" y="74"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="58" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQJIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucsoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -254,7 +254,7 @@
     <location x="530" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-3" width="58" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQJYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucs4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -270,7 +270,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="198" height="93">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQJoA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGuctIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -304,7 +304,7 @@
     <location x="635" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="68" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQKYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGuct4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -320,7 +320,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="68" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQKoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucuIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -336,7 +336,7 @@
     <location x="120" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="158" height="98">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQK4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucuYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -361,7 +361,7 @@
     <location x="110" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="73" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQLYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucu4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -377,7 +377,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="158" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQLoA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucvIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -393,7 +393,7 @@
     <location x="320" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="393" height="143">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQL4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucvYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -436,7 +436,7 @@
     <location x="105" y="255"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="158" height="93">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQM4A7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucwYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -461,7 +461,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="108" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQx3IIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucw4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -477,7 +477,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="158" height="84">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQx3IYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucxIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -493,7 +493,7 @@
     <location x="215" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="158" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQx3IoA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGucxYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -509,7 +509,7 @@
     <location x="505" y="230"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="168" height="86">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_lQxQEIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mGt1oIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__subset__New.xmi
index faa1687..7773f55 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType2_unsync_edge__of__MyPackage___to___storedFormat-DiagType2_unsync_edge__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="843" height="213">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrUYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbIdkYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -98,7 +98,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="63" height="51">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrXYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbIdnYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -115,10 +115,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="5" y="9"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_jiyrXoA7EeulDIWecwYxdg">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_kbIdnoC0EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_jiyrX4A7EeulDIWecwYxdg" showIcon="false"/>
+        <centerLabelStyle uid="_kbIdn4C0EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -148,10 +148,10 @@
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="5" y="9"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_jiyrbYA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_kbJErYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_jiyrboA7EeulDIWecwYxdg" showIcon="false"/>
+      <centerLabelStyle uid="_kbJEroC0EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -176,7 +176,7 @@
     <targetRefPoint x="699" y="89"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="58" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrYIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJEoIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -192,7 +192,7 @@
     <location x="530" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="198" height="93">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrYYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJEoYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -226,7 +226,7 @@
     <location x="635" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="68" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrZIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJEpIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -242,7 +242,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="393" height="143">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrZYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJEpYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -285,7 +285,7 @@
     <location x="105" y="255"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="158" height="93">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyraYA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJEqYC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -310,7 +310,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="108" height="48">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyra4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJEq4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -326,7 +326,7 @@
     <location x="35" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="158" height="84">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrbIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbJErIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -342,7 +342,7 @@
     <location x="215" y="35"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="168" height="86">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_jiyrUIA7EeulDIWecwYxdg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_kbIdkIC0EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2_unsync_edge']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__full__New.xmi
index 5b5259a..5694b22 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="635" height="323">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAN44YA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_qJaPAYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -53,7 +53,7 @@
     <label id="//targetp1/targetC1-1">
       <location x="62" y="2"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_oAN45YA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJa2E4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -74,7 +74,7 @@
     <label id="//targetp1/targetC1-2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_oAOf8IA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJa2FIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -95,7 +95,7 @@
     <label id="//targetp1/targetC1-3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_oAOf8YA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJa2FYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -113,7 +113,7 @@
     <location x="-22" y="81"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="199" height="137">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAOf-4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_qJa2H4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -154,7 +154,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_oAOf_oA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJbdIIC0EeutkuroUGaDfg">
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     </siriusStyle>
@@ -175,7 +175,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_oAOf_4A7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJbdIYC0EeutkuroUGaDfg">
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       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
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@@ -193,7 +193,7 @@
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   </formatdata:NodeFormatData>
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAOf-IA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_qJa2HIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
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@@ -223,7 +223,7 @@
     <label id="//targetp1/targetp1-2/targetC1-2-1">
       <location y="5"/>
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-    <siriusStyle xsi:type="diagram:Dot" uid="_oAOf-oA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJa2HoC0EeutkuroUGaDfg">
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@@ -241,7 +241,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAOgAIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_qJbdIoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
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@@ -257,7 +257,7 @@
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -273,7 +273,7 @@
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@@ -303,7 +303,7 @@
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-    <siriusStyle xsi:type="diagram:Dot" uid="_oAOf9oA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_qJa2GoC0EeutkuroUGaDfg">
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@@ -321,7 +321,7 @@
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   </formatdata:NodeFormatData>
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAOf94A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -337,7 +337,7 @@
     <location x="1158" y="113"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="188" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAOf84A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
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@@ -353,7 +353,7 @@
     <location x="1370" y="29"/>
   </formatdata:NodeFormatData>
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_oAN44IA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__subset__New.xmi
index d6b0fe6..bc418f8 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="635" height="323">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mk38QYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_nZlywYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -53,7 +53,7 @@
     <label id="//targetp1/targetC1-1">
       <location x="62" y="2"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_mk38RYA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_nZlyxYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -74,7 +74,7 @@
     <label id="//targetp1/targetC1-2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_mk38RoA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_nZlyxoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -92,7 +92,7 @@
     <location x="432" y="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="199" height="137">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mk38TIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_nZmZ1YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -133,7 +133,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_mk4jUYA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_nZmZ2IC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -151,7 +151,7 @@
     <location x="189" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="499" height="114">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mk38R4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_nZmZ0IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -167,7 +167,7 @@
     <location x="826" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mk38SIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_nZmZ0YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -197,7 +197,7 @@
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_mk38SoA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_nZmZ04C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -215,7 +215,7 @@
     <location x="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mk38S4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_nZmZ1IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -231,7 +231,7 @@
     <location x="1158" y="113"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="188" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_mk38QIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_nZlywIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__full__New.xmi
index 13cf4d5c..0f426a1 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvB10YA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APEYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -42,7 +42,7 @@
     <label id="//targetp1/targetC1-1">
       <location x="31" y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_tvCc4IA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_v5APFIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -63,7 +63,7 @@
     <label id="//targetp1/targetC1-2">
       <location x="31" y="9"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_tvCc4YA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_v5APFYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -81,7 +81,7 @@
     <location x="202" y="37"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc6YA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APHYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -97,7 +97,7 @@
     <location x="62" y="243"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc5oA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APGoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -127,7 +127,7 @@
     <label id="//targetp1/targetp1-2/targetC1-2-1">
       <location x="31" y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_tvCc6IA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_v5APHIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -145,7 +145,7 @@
     <location x="19" y="89"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc6oA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APHoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -161,7 +161,7 @@
     <location x="62" y="532"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc4oA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APFoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -177,7 +177,7 @@
     <location x="366" y="175"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc5IA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APGIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -193,7 +193,7 @@
     <location x="366" y="302"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc5YA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APGYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -209,7 +209,7 @@
     <location x="366" y="428"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvCc44A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APF4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -225,7 +225,7 @@
     <location x="698" y="225"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tvB10IA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_v5APEIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__subset__New.xmi
index 077cd77..066c2c0 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_sU5aIYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_uiJJ0YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -42,7 +42,7 @@
     <label id="//targetp1/targetC1-1">
       <location x="31" y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_sU5aJIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_uiJJ1IC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -63,7 +63,7 @@
     <label id="//targetp1/targetC1-2">
       <location x="31" y="9"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_sU6BMIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_uiJJ1YC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -81,7 +81,7 @@
     <location x="202" y="37"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_sU6BNIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_uiJJ2YC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -97,7 +97,7 @@
     <location x="62" y="243"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_sU6BMYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_uiJJ1oC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -113,7 +113,7 @@
     <location x="366" y="175"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_sU6BMoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_uiJJ14C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -129,7 +129,7 @@
     <location x="366" y="302"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_sU6BM4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_uiJJ2IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -145,7 +145,7 @@
     <location x="366" y="428"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_sU5aIIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_uiJJ0IC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__full__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__full__New.xmi
index 1b4aa4b..6d8573e 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__full__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__full__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dkYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYssYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -17,7 +17,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dmYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYsuYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -47,7 +47,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_q_0dm4A7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_tKYsu4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@borderedNodeMappings[name='DT8_unsync_Class']/@style"/>
     </siriusStyle>
@@ -65,7 +65,7 @@
     <location x="115" y="68"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dloA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYstoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -95,7 +95,7 @@
     <label id="//targetp1/targetp1-2/targetC1-2-1">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_q_0dmIA7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_tKYsuIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@borderedNodeMappings[name='DT8_unsync_Class']/@style"/>
     </siriusStyle>
@@ -113,7 +113,7 @@
     <location x="65" y="68"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dnIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKZTwIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -129,7 +129,7 @@
     <location x="735"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dkoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYssoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -145,7 +145,7 @@
     <location x="985"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dlIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYstIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -161,7 +161,7 @@
     <location x="1225"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dlYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYstYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -177,7 +177,7 @@
     <location x="1475"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dk4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYss4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -193,7 +193,7 @@
     <location x="1725"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_q_0dkIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_tKYssIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__subset__New.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__subset__New.xmi
index 8e28a7e..91065f6 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__subset__New.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__of__MyPackage__subset__New.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_pe1zAYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_rtnMsYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -17,7 +17,7 @@
     <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_pe1zBYA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_rtnMtYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -47,7 +47,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_pe1zB4A7EeulDIWecwYxdg">
+    <siriusStyle xsi:type="diagram:Dot" uid="_rtnMt4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@borderedNodeMappings[name='DT8_unsync_Class']/@style"/>
     </siriusStyle>
@@ -65,7 +65,7 @@
     <location x="115" y="68"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_pe1zAoA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_rtnMsoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -81,7 +81,7 @@
     <location x="985"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_pe1zA4A7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_rtnMs4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -97,7 +97,7 @@
     <location x="1225"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_pe1zBIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_rtnMtIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -113,7 +113,7 @@
     <location x="1475"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_pe1zAIA7EeulDIWecwYxdg" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_rtnMsIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__full.xmi
index 7b68158..c3f65d5 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__full.xmi
@@ -4,30 +4,7 @@
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@@ -46,10 +23,10 @@
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@@ -67,19 +44,19 @@
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@@ -97,21 +74,21 @@
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@@ -129,19 +106,19 @@
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@@ -159,37 +136,16 @@
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@@ -267,15 +179,15 @@
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-      <layoutConstraint xsi:type="notation:Bounds" x="600" y="249" width="30" height="30"/>
-    </gmfView>
-    <location x="600" y="249"/>
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diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__subset.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__subset.xmi
index a7607d0..4531683 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__subset.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType10__of__MyPackage___to___storedFormat-DiagType10__Raw__of__targetMyPackage__subset.xmi
@@ -4,30 +4,7 @@
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-        <layoutConstraint xsi:type="notation:Bounds"/>
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-      <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-      <layoutConstraint xsi:type="notation:Bounds" x="320" y="186" width="30" height="30"/>
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-    <location x="320" y="186"/>
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-    </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_OWzdc4A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
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@@ -46,10 +23,10 @@
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-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_OWzddIA1Eeu-rOcwYQFqjQ">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_H_OoNIC1EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@edgeMappings[name='DT10_EReference']/@style"/>
-        <centerLabelStyle uid="_OWzddYA1Eeu-rOcwYQFqjQ" showIcon="false"/>
+        <centerLabelStyle uid="_H_OoNYC1EeutkuroUGaDfg" showIcon="false"/>
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         <children type="6001">
@@ -67,19 +44,19 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0)"/>
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-      <sourceRefPoint x="750" y="339"/>
-      <targetRefPoint x="675" y="279"/>
+      <pointList x="-23" y="270"/>
+      <pointList x="-143" y="80"/>
+      <sourceRefPoint x="-23" y="270"/>
+      <targetRefPoint x="-143" y="80"/>
     </outgoingEdges>
     <outgoingEdges id="//targetp1/targetC1-1/targetaC1-1-1" sourceTerminal="(0.5,0.0)" targetTerminal="(0.5,1.0)">
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location y="-10"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_OWzddoA1Eeu-rOcwYQFqjQ">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_H_OoNoC1EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@edgeMappings[name='DT10_EReference']/@style"/>
-        <centerLabelStyle uid="_OWzdd4A1Eeu-rOcwYQFqjQ" showIcon="false"/>
+        <centerLabelStyle uid="_H_OoN4C1EeutkuroUGaDfg" showIcon="false"/>
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       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -97,21 +74,21 @@
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         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0)"/>
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-      <pointList x="795" y="279"/>
-      <sourceRefPoint x="750" y="339"/>
-      <targetRefPoint x="795" y="279"/>
+      <pointList x="-23" y="270"/>
+      <pointList x="-23" y="80"/>
+      <sourceRefPoint x="-23" y="270"/>
+      <targetRefPoint x="-23" y="80"/>
     </outgoingEdges>
-    <location x="735" y="339"/>
+    <location x="-38" y="270"/>
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     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location y="-10"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_OWzdeoA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_H_OoOIC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@edgeMappings[name='DT10_EReference']/@style"/>
-      <centerLabelStyle uid="_OWzde4A1Eeu-rOcwYQFqjQ" showIcon="false"/>
+      <centerLabelStyle uid="_H_OoOYC1EeutkuroUGaDfg" showIcon="false"/>
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     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -129,37 +106,16 @@
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       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.5,1.0)"/>
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-    <pointList x="795" y="279"/>
-    <sourceRefPoint x="750" y="339"/>
-    <targetRefPoint x="795" y="279"/>
+    <pointList x="-23" y="270"/>
+    <pointList x="-23" y="80"/>
+    <sourceRefPoint x="-23" y="270"/>
+    <targetRefPoint x="-23" y="80"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="30" height="30">
     <label id="//targetp1/targetC1-2">
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-    <siriusStyle xsi:type="diagram:Lozenge" uid="_OWyPUIA1Eeu-rOcwYQFqjQ" color="114,73,110">
-      <customFeatures>uid</customFeatures>
-      <description xsi:type="style:LozengeNodeDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@nodeMappings[name='DT10_2_Class']/@style"/>
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-        <layoutConstraint xsi:type="notation:Bounds"/>
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-    </label>
-    <siriusStyle xsi:type="diagram:Ellipse" uid="_OWyPUYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_H_OoMYC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@nodeMappings[name='DT10_Class']/@style"/>
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@@ -174,16 +130,14 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="-158" y="50" width="30" height="30"/>
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-    <location x="660" y="249"/>
+    <location x="-158" y="50"/>
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-    <label id="//targetp1/targetp1-1/targetC1-1-1">
+  <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="30" height="30">
+    <label id="//targetp1/targetC1-2">
       <location x="31"/>
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-    <siriusStyle xsi:type="diagram:Lozenge" uid="_OWzdcIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
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-      <customFeatures>borderSizeComputationExpression</customFeatures>
-      <customFeatures>color</customFeatures>
+    <siriusStyle xsi:type="diagram:Lozenge" uid="_H_OoMIC1EeutkuroUGaDfg" color="114,73,110">
+      <customFeatures>uid</customFeatures>
       <description xsi:type="style:LozengeNodeDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@nodeMappings[name='DT10_2_Class']/@style"/>
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@@ -195,15 +149,15 @@
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       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
-      <layoutConstraint xsi:type="notation:Bounds" x="515" y="284" width="30" height="30"/>
+      <layoutConstraint xsi:type="notation:Bounds" x="90" y="60" width="30" height="30"/>
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-    <location x="515" y="284"/>
+    <location x="90" y="60"/>
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-    <siriusStyle xsi:type="diagram:Ellipse" uid="_OWzdcYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:Ellipse" uid="_H_OoMoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EllipseNodeDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType10']/@nodeMappings[name='DT10_Class']/@style"/>
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@@ -218,48 +172,6 @@
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-        <layoutConstraint xsi:type="notation:Bounds"/>
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-      <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
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-    <location x="200" y="310"/>
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-        <layoutConstraint xsi:type="notation:Bounds"/>
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-      <layoutConstraint xsi:type="notation:Bounds" x="600" y="249" width="30" height="30"/>
-    </gmfView>
-    <location x="600" y="249"/>
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 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__full.xmi
index ba2e1d3..3a1bb01 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__full.xmi
@@ -1,7 +1,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI24YC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -111,7 +111,7 @@
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI274C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
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@@ -128,10 +128,10 @@
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-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_UGhZXYA1Eeu-rOcwYQFqjQ">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_NwI28IC1EeutkuroUGaDfg">
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         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_UGhZXoA1Eeu-rOcwYQFqjQ" showIcon="false"/>
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@@ -147,19 +147,21 @@
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+      <sourceRefPoint x="586" y="157"/>
+      <targetRefPoint x="586" y="61"/>
     </outgoingEdges>
     <outgoingEdges id="//targetp1/targetC1-1/targetaC1-1-1" sourceTerminal="(0.0,0.0)" targetTerminal="(0.41935483870967744,0.0)">
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="6"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_UGhZX4A1Eeu-rOcwYQFqjQ">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_NwI28oC1EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_UGhZYIA1Eeu-rOcwYQFqjQ" showIcon="false"/>
+        <centerLabelStyle uid="_NwI284C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -177,22 +179,22 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.0,0.0)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.41935483870967744,0.0)"/>
       </gmfView>
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-      <pointList x="819" y="197"/>
-      <pointList x="1067" y="108"/>
-      <sourceRefPoint x="659" y="208"/>
-      <targetRefPoint x="1067" y="108"/>
+      <pointList x="520" y="137"/>
+      <pointList x="394" y="163"/>
+      <pointList x="364" y="153"/>
+      <sourceRefPoint x="520" y="137"/>
+      <targetRefPoint x="292" y="132"/>
     </outgoingEdges>
-    <location x="570" y="144"/>
+    <location x="490" y="107"/>
   </formatdata:NodeFormatData>
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     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="6"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_UGiAZ4A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_NwJd_IC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_UGiAaIA1Eeu-rOcwYQFqjQ" showIcon="false"/>
+      <centerLabelStyle uid="_NwJd_YC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -210,20 +212,20 @@
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       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.41935483870967744,0.0)"/>
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-    <pointList x="719" y="204"/>
-    <pointList x="819" y="197"/>
-    <pointList x="1067" y="108"/>
-    <sourceRefPoint x="659" y="208"/>
-    <targetRefPoint x="1067" y="108"/>
+    <pointList x="520" y="137"/>
+    <pointList x="394" y="163"/>
+    <pointList x="364" y="153"/>
+    <sourceRefPoint x="520" y="137"/>
+    <targetRefPoint x="292" y="132"/>
   </formatdata:EdgeFormatData>
   <formatdata:EdgeFormatData id="//targetp1/targetC1-1/targetaC1-2">
     <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
       <location x="-31" y="47"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_UGiAaYA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_NwJd_oC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_UGiAaoA1Eeu-rOcwYQFqjQ" showIcon="false"/>
+      <centerLabelStyle uid="_NwJd_4C1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -239,13 +241,15 @@
       <styles xsi:type="notation:FontStyle" fontName="Sans" fontHeight="8"/>
       <bendpoints xsi:type="notation:RelativeBendpoints" points="[14, 20, 14, 116]$[89, 123, 89, 219]$[178, -51, 178, 45]$[57, -82, 57, 14]"/>
     </gmfView>
-    <pointList x="624" y="174"/>
-    <pointList x="375" y="134"/>
-    <sourceRefPoint x="649" y="177"/>
-    <targetRefPoint x="350" y="130"/>
+    <pointList x="600" y="177"/>
+    <pointList x="675" y="280"/>
+    <pointList x="764" y="106"/>
+    <pointList x="643" y="75"/>
+    <sourceRefPoint x="586" y="157"/>
+    <targetRefPoint x="586" y="61"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="115" height="38">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZYYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI29IC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -258,10 +262,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="495" y="6" width="115" height="38"/>
     </gmfView>
-    <location x="252" y="35"/>
+    <location x="500" y="12"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-3" width="141" height="63">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZYoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI29YC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -278,10 +282,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" y="12" width="141" height="63"/>
     </gmfView>
-    <location x="61" y="35"/>
+    <location x="5" y="18"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="286" height="391">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZY4A1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI29oC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -316,10 +320,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="192" y="30" width="286" height="391"/>
     </gmfView>
-    <location x="972" y="12"/>
+    <location x="197" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="126" height="47">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZZoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI2-YC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -336,10 +340,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="8" y="60" width="126" height="47"/>
     </gmfView>
-    <location x="65" y="66"/>
+    <location x="13" y="66"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="157" height="40">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZZ4A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI2-oC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -352,10 +356,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="104" y="324" width="157" height="40"/>
     </gmfView>
-    <location x="208" y="330"/>
+    <location x="109" y="330"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="273" height="139">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZaIA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI2-4C1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -380,7 +384,7 @@
     <location x="90" y="168"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="184" height="40">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZaoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd8YC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -393,10 +397,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="64" y="72" width="184" height="40"/>
     </gmfView>
-    <location x="17" y="39"/>
+    <location x="69" y="78"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="150" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZa4A1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd8oC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -409,10 +413,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="305" y="164" width="150" height="70"/>
     </gmfView>
-    <location x="301" y="170"/>
+    <location x="310" y="170"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="401" height="114">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGhZbIA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd84C1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -456,10 +460,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="30" y="260" width="401" height="114"/>
     </gmfView>
-    <location x="48" y="543"/>
+    <location x="30" y="260"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="206" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGiAYoA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd94C1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -488,7 +492,7 @@
     <location x="20" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="153" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGiAZIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd-YC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -505,10 +509,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" width="153" height="53"/>
     </gmfView>
-    <location x="15" y="40"/>
+    <location x="5" y="6"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="155" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGiAZYA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd-oC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -521,10 +525,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="225" y="23" width="155" height="77"/>
     </gmfView>
-    <location x="216" y="51"/>
+    <location x="230" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="171" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGiAZoA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwJd-4C1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -537,10 +541,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="27" y="456" width="171" height="70"/>
     </gmfView>
-    <location x="491" y="492"/>
+    <location x="27" y="456"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="196" height="92">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_UGgyQIA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_NwI24IC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -553,6 +557,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="997" y="72" width="196" height="92"/>
     </gmfView>
-    <location x="1622" y="30"/>
+    <location x="997" y="72"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__subset.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__subset.xmi
index c5ce17d..95312a3 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__subset.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType2__with__notes__of__MyPackage___to___storedFormat-DiagType2__Raw__of__targetMyPackage__subset.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="653" height="173">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2xhgYC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -111,7 +111,7 @@
     <location x="30" y="30"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="134" height="42">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pBIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2xhj4C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -128,10 +128,10 @@
       <label id="//targetp1/targetC1-1/targetaC1-2" width="-1" height="-1">
         <location x="36" y="-1"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_SH-pBYA1Eeu-rOcwYQFqjQ">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_L2xhkIC1EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_SH-pBoA1Eeu-rOcwYQFqjQ" showIcon="false"/>
+        <centerLabelStyle uid="_L2xhkYC1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -149,19 +149,21 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.41666666,0.057142857)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.57894737,0.94285715)"/>
       </gmfView>
-      <pointList x="624" y="174"/>
-      <pointList x="375" y="134"/>
-      <sourceRefPoint x="649" y="177"/>
-      <targetRefPoint x="350" y="130"/>
+      <pointList x="578" y="137"/>
+      <pointList x="720" y="47"/>
+      <pointList x="702" y="16"/>
+      <pointList x="643" y="50"/>
+      <sourceRefPoint x="574" y="139"/>
+      <targetRefPoint x="595" y="78"/>
     </outgoingEdges>
     <outgoingEdges id="//targetp1/targetC1-1/targetaC1-1-1" sourceTerminal="(0.0,0.0)" targetTerminal="(0.41935483870967744,0.0)">
       <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
         <location x="6"/>
       </label>
-      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_SH-pB4A1Eeu-rOcwYQFqjQ">
+      <siriusStyle xsi:type="diagram:EdgeStyle" uid="_L2xhkoC1EeutkuroUGaDfg">
         <customFeatures>uid</customFeatures>
         <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-        <centerLabelStyle uid="_SH-pCIA1Eeu-rOcwYQFqjQ" showIcon="false"/>
+        <centerLabelStyle uid="_L2xhk4C1EeutkuroUGaDfg" showIcon="false"/>
       </siriusStyle>
       <gmfView xsi:type="notation:Edge" type="4001">
         <children type="6001">
@@ -179,22 +181,22 @@
         <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.0,0.0)"/>
         <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.41935483870967744,0.0)"/>
       </gmfView>
-      <pointList x="719" y="204"/>
-      <pointList x="819" y="197"/>
-      <pointList x="1067" y="108"/>
-      <sourceRefPoint x="659" y="208"/>
-      <targetRefPoint x="1067" y="108"/>
+      <pointList x="520" y="137"/>
+      <pointList x="394" y="163"/>
+      <pointList x="364" y="153"/>
+      <sourceRefPoint x="520" y="137"/>
+      <targetRefPoint x="292" y="132"/>
     </outgoingEdges>
-    <location x="570" y="144"/>
+    <location x="490" y="107"/>
   </formatdata:NodeFormatData>
   <formatdata:EdgeFormatData id="//targetp1/targetC1-1/targetaC1-1-1" sourceTerminal="(0.0,0.0)" targetTerminal="(0.41935483870967744,0.0)">
     <label id="//targetp1/targetC1-1/targetaC1-1-1" width="-1" height="-1">
       <location x="6"/>
     </label>
-    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_SH-pFoA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:EdgeStyle" uid="_L2yInYC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:EdgeStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@edgeMappings[name='DT2_EReference']/@style"/>
-      <centerLabelStyle uid="_SH-pF4A1Eeu-rOcwYQFqjQ" showIcon="false"/>
+      <centerLabelStyle uid="_L2yInoC1EeutkuroUGaDfg" showIcon="false"/>
     </siriusStyle>
     <gmfView xsi:type="notation:Edge" type="4001">
       <children type="6001">
@@ -212,14 +214,14 @@
       <sourceAnchor xsi:type="notation:IdentityAnchor" id="(0.0,0.0)"/>
       <targetAnchor xsi:type="notation:IdentityAnchor" id="(0.41935483870967744,0.0)"/>
     </gmfView>
-    <pointList x="719" y="204"/>
-    <pointList x="819" y="197"/>
-    <pointList x="1067" y="108"/>
-    <sourceRefPoint x="659" y="208"/>
-    <targetRefPoint x="1067" y="108"/>
+    <pointList x="520" y="137"/>
+    <pointList x="394" y="163"/>
+    <pointList x="364" y="153"/>
+    <sourceRefPoint x="520" y="137"/>
+    <targetRefPoint x="292" y="132"/>
   </formatdata:EdgeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="115" height="38">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pCYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yIkIC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -232,10 +234,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="495" y="6" width="115" height="38"/>
     </gmfView>
-    <location x="252" y="35"/>
+    <location x="500" y="12"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="286" height="391">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pCoA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yIkYC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -270,10 +272,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="192" y="30" width="286" height="391"/>
     </gmfView>
-    <location x="972" y="12"/>
+    <location x="197" y="36"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="126" height="47">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pDYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yIlIC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -290,10 +292,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="8" y="60" width="126" height="47"/>
     </gmfView>
-    <location x="65" y="66"/>
+    <location x="13" y="66"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="401" height="114">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pDoA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yIlYC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -337,10 +339,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="30" y="260" width="401" height="114"/>
     </gmfView>
-    <location x="48" y="543"/>
+    <location x="30" y="260"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="206" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pEoA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yImYC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -369,7 +371,7 @@
     <location x="20" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="153" height="53">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pFIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yIm4C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@subContainerMappings[name='DT2_Class']/@style"/>
     </siriusStyle>
@@ -386,10 +388,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" width="153" height="53"/>
     </gmfView>
-    <location x="15" y="40"/>
+    <location x="5" y="6"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="155" height="77">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-pFYA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2yInIC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -402,10 +404,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="225" y="23" width="155" height="77"/>
     </gmfView>
-    <location x="216" y="51"/>
+    <location x="230" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="196" height="92">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_SH-B8IA1Eeu-rOcwYQFqjQ" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_L2xhgIC1EeutkuroUGaDfg" labelSize="10" borderSize="1" borderSizeComputationExpression="1" backgroundStyle="GradientTopToBottom">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType2']/@containerMappings[name='DT2_Package']/@style"/>
     </siriusStyle>
@@ -418,6 +420,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="10"/>
       <layoutConstraint xsi:type="notation:Bounds" x="997" y="72" width="196" height="92"/>
     </gmfView>
-    <location x="1622" y="30"/>
+    <location x="997" y="72"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi
index 0179732..f6e09d9 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="635" height="323">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b90IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJykYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -49,13 +49,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="200" y="380" width="635" height="323"/>
     </gmfView>
-    <location x="380" y="10"/>
+    <location x="200" y="380"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="61" height="18">
     <label id="//targetp1/targetC1-1">
       <location x="62" y="2"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b91IA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJylYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -70,13 +70,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="120" y="-10" width="61" height="18"/>
     </gmfView>
-    <location x="202" y="30"/>
+    <location x="120" y="-10"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="30" height="30">
     <label id="//targetp1/targetC1-2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b91YA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJyloC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -91,13 +91,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="432" y="-22" width="30" height="30"/>
     </gmfView>
-    <location x="-22" y="30"/>
+    <location x="432" y="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-3" width="30" height="30">
     <label id="//targetp1/targetC1-3">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b91oA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJyl4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -112,10 +112,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-22" y="81" width="30" height="30"/>
     </gmfView>
-    <location x="10" y="203"/>
+    <location x="-22" y="81"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="199" height="137">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b94IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJyoYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -150,13 +150,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="96" y="53" width="199" height="137"/>
     </gmfView>
-    <location x="505" y="247"/>
+    <location x="96" y="53"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="30" height="30">
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b944A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJypIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -171,13 +171,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="189" y="33" width="30" height="30"/>
     </gmfView>
-    <location x="-22"/>
+    <location x="189" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-2" width="30" height="30">
     <label id="//targetp1/targetp1-1/targetC1-1-2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b95IA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJypYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -192,10 +192,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-22" y="33" width="30" height="30"/>
     </gmfView>
-    <location x="235" y="88"/>
+    <location x="-22" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b93YA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJynoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -219,13 +219,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="348" y="59" width="199" height="70"/>
     </gmfView>
-    <location x="250" y="310"/>
+    <location x="348" y="59"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="30" height="30">
     <label id="//targetp1/targetp1-2/targetC1-2-1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b934A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJyoIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -240,10 +240,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="158" y="60" width="30" height="30"/>
     </gmfView>
-    <location x="90" y="60"/>
+    <location x="158" y="60"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5ck4IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJypoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -256,10 +256,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="604" y="59" width="199" height="70"/>
     </gmfView>
-    <location x="635" y="140"/>
+    <location x="604" y="59"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="499" height="114">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b914A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJymIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -274,10 +274,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="826" y="29" width="499" height="114"/>
     </gmfView>
-    <location x="242" y="165"/>
+    <location x="826" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b92YA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJymoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -301,13 +301,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="901" y="130" width="199" height="70"/>
     </gmfView>
-    <location x="475" y="87"/>
+    <location x="901" y="130"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="30" height="30">
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_B5b924A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_7tJynIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -322,10 +322,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-22" width="30" height="30"/>
     </gmfView>
-    <location x="216" y="58"/>
+    <location x="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b93IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJynYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -338,10 +338,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="1158" y="113" width="199" height="70"/>
     </gmfView>
-    <location x="255" y="55"/>
+    <location x="1158" y="113"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="188" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5b92IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJymYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -356,10 +356,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="1370" y="29" width="188" height="70"/>
     </gmfView>
-    <location x="125" y="175"/>
+    <location x="1370" y="29"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="188" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_B5bWwIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_7tJykIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -372,6 +372,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="1616" y="29" width="188" height="70"/>
     </gmfView>
-    <location x="640" y="30"/>
+    <location x="1616" y="29"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi
index 639c738..f7e8ccb 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__MyPackage___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="635" height="323">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_9YgwUIA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_3gN4EYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -49,13 +49,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="200" y="380" width="635" height="323"/>
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-    <location x="380" y="10"/>
+    <location x="200" y="380"/>
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       <location x="62" y="2"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_9YgwVIA0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_3gN4FYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -70,13 +70,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="120" y="-10" width="61" height="18"/>
     </gmfView>
-    <location x="202" y="30"/>
+    <location x="120" y="-10"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="30" height="30">
     <label id="//targetp1/targetC1-2">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_9YgwVYA0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_3gN4FoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -91,10 +91,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="432" y="-22" width="30" height="30"/>
     </gmfView>
-    <location x="-22" y="30"/>
+    <location x="432" y="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="199" height="137">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_9YhXZIA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_3gN4HIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -129,13 +129,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="96" y="53" width="199" height="137"/>
     </gmfView>
-    <location x="505" y="247"/>
+    <location x="96" y="53"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1/targetC1-1-1" width="30" height="30">
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_9YhXZ4A0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_3gN4H4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -150,10 +150,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="189" y="33" width="30" height="30"/>
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-    <location x="-22"/>
+    <location x="189" y="33"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="499" height="114">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_9YgwVoA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_3gN4F4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -168,10 +168,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="826" y="29" width="499" height="114"/>
     </gmfView>
-    <location x="242" y="165"/>
+    <location x="826" y="29"/>
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   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_9YhXYIA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_3gN4GIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -195,13 +195,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="901" y="130" width="199" height="70"/>
     </gmfView>
-    <location x="475" y="87"/>
+    <location x="901" y="130"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="30" height="30">
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_9YhXYoA0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_3gN4GoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -216,10 +216,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-22" width="30" height="30"/>
     </gmfView>
-    <location x="216" y="58"/>
+    <location x="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="199" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_9YhXY4A0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_3gN4G4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -232,10 +232,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="1158" y="113" width="199" height="70"/>
     </gmfView>
-    <location x="255" y="55"/>
+    <location x="1158" y="113"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="188" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_9YgJQIA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_3gN4EIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -248,6 +248,6 @@
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-    <location x="640" y="30"/>
+    <location x="1616" y="29"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi
index 2574371..4e8ed0a 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="212" height="213">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIt40YA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPQYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
       <customFeatures>uid</customFeatures>
@@ -55,7 +55,7 @@
     <label id="//targetp1/targetC1-1">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIt41YA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPRYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -76,7 +76,7 @@
     <label id="//targetp1/targetC1-2">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIt41oA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPRoC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -97,7 +97,7 @@
     <label id="//targetp1/targetC1-3">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIt414A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPR4C0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -115,7 +115,7 @@
     <location x="10" y="203"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="245" height="183">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIuf6IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPUYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -156,7 +156,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-1">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIuf64A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPVIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -177,7 +177,7 @@
     <label id="//targetp1/targetp1-1/targetC1-1-2">
       <location x="-26" y="31"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIuf7IA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPVYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -195,7 +195,7 @@
     <location x="235" y="88"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="227" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIuf5YA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPToC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -225,7 +225,7 @@
     <label id="//targetp1/targetp1-2/targetC1-2-1">
       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIuf54A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPUIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -243,7 +243,7 @@
     <location x="90" y="60"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="223" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIuf7YA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPVoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -259,7 +259,7 @@
     <location x="635" y="140"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="229" height="188">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIt42IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPSIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
       <customFeatures>uid</customFeatures>
@@ -277,7 +277,7 @@
     <location x="242" y="165"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="309" height="79">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIuf4YA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPSoC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -301,13 +301,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="200" y="100" width="309" height="79"/>
     </gmfView>
-    <location x="475" y="87"/>
+    <location x="200" y="100"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1/targetnew%20EClass%201" width="30" height="30">
     <label id="//targetp2/targetp2-1/targetnew%20EClass%201">
       <location y="5"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_EIuf44A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_96tPTIC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -322,10 +322,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="-22" width="30" height="30"/>
     </gmfView>
-    <location x="216" y="58"/>
+    <location x="-22"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="309" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIuf5IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPTYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -338,10 +338,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="200" y="200" width="309" height="78"/>
     </gmfView>
-    <location x="255" y="55"/>
+    <location x="200" y="200"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="245" height="88">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIuf4IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundColor="77,137,20" foregroundColor="77,137,20">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPSYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundColor="77,137,20" foregroundColor="77,137,20">
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
       <customFeatures>uid</customFeatures>
@@ -359,7 +359,7 @@
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   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="226" height="70">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_EIt40IA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_96tPQIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi
index 4a550b0..5fc2391 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8__of__p2___to___storedFormat-DiagType8__Raw__of__targetMyPackage__subset.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_5peDkYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
       <customFeatures>uid</customFeatures>
@@ -55,7 +55,7 @@
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       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="__wU8QoA0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_5peDlYC0EeutkuroUGaDfg">
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       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
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@@ -76,7 +76,7 @@
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-    <siriusStyle xsi:type="diagram:Dot" uid="__wU8Q4A0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_5peDloC0EeutkuroUGaDfg">
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       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
     </siriusStyle>
@@ -94,7 +94,7 @@
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="__wU8SYA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_5peqooC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
@@ -135,7 +135,7 @@
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       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="__wU8TIA0Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_5peqpYC0EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@borderedNodeMappings[name='DT8_Class']/@style"/>
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@@ -153,7 +153,7 @@
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   <formatdata:NodeFormatData id="//targetp2" width="229" height="188">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="__wU8RIA0Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_5peDl4C0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1" backgroundColor="224,133,3" foregroundColor="224,133,3">
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       <customFeatures>foregroundColor</customFeatures>
       <customFeatures>uid</customFeatures>
@@ -171,7 +171,7 @@
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@@ -195,13 +195,13 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="200" y="100" width="309" height="79"/>
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-    <location x="475" y="87"/>
+    <location x="200" y="100"/>
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@@ -216,10 +216,10 @@
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-    <location x="216" y="58"/>
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@@ -232,10 +232,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="200" y="200" width="309" height="78"/>
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_5peDkIC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8']/@containerMappings[name='DT8_Package']/@style"/>
     </siriusStyle>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__full.xmi
index f808ce4..bd6da5d 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgomAYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7MYC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -36,13 +36,34 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="62" y="99" width="212" height="99"/>
     </gmfView>
-    <location x="86" y="64"/>
+    <location x="62" y="99"/>
+  </formatdata:NodeFormatData>
+  <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="30" height="30">
+    <label id="//targetp1/targetC1-1">
+      <location x="31" y="10"/>
+    </label>
+    <siriusStyle xsi:type="diagram:Dot" uid="_GKf7NYC1EeutkuroUGaDfg">
+      <customFeatures>uid</customFeatures>
+      <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
+    </siriusStyle>
+    <gmfView xsi:type="notation:Node" type="3012">
+      <children type="5010">
+        <layoutConstraint xsi:type="notation:Location" x="31" y="10"/>
+      </children>
+      <children type="3002">
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+        <layoutConstraint xsi:type="notation:Bounds"/>
+      </children>
+      <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
+      <layoutConstraint xsi:type="notation:Bounds" x="41" y="89" width="30" height="30"/>
+    </gmfView>
+    <location x="41" y="89"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="30" height="30">
     <label id="//targetp1/targetC1-2">
       <location x="31" y="9"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_MgomA4A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_GKf7NIC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -57,10 +78,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="202" y="37" width="30" height="30"/>
     </gmfView>
-    <location x="18" y="84"/>
+    <location x="202" y="37"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgpNE4A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7PYC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -73,10 +94,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="62" y="243" width="212" height="99"/>
     </gmfView>
-    <location x="161" y="170"/>
+    <location x="62" y="243"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgpNEIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7OoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -100,13 +121,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="62" y="387" width="212" height="99"/>
     </gmfView>
-    <location x="190" y="276"/>
+    <location x="62" y="387"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2/targetC1-2-1" width="30" height="30">
     <label id="//targetp1/targetp1-2/targetC1-2-1">
       <location x="31" y="10"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_MgpNEoA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_GKf7PIC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -121,10 +142,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="19" y="89" width="30" height="30"/>
     </gmfView>
-    <location x="251" y="27"/>
+    <location x="19" y="89"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgpNFIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7PoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -137,10 +158,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="62" y="532" width="212" height="99"/>
     </gmfView>
-    <location x="233" y="382"/>
+    <location x="62" y="532"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgomBIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7NoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -153,10 +174,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="366" y="175" width="212" height="99"/>
     </gmfView>
-    <location x="351" y="488"/>
+    <location x="366" y="175"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgomBoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7OIC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -169,10 +190,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="366" y="302" width="212" height="99"/>
     </gmfView>
-    <location x="511" y="382"/>
+    <location x="366" y="302"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgomB4A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7OYC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -185,10 +206,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="366" y="428" width="212" height="99"/>
     </gmfView>
-    <location x="638" y="276"/>
+    <location x="366" y="428"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp3" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgomBYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7N4C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -201,10 +222,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="698" y="225" width="212" height="99"/>
     </gmfView>
-    <location x="763" y="170"/>
+    <location x="698" y="225"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_MgomAIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_GKf7MIC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -217,6 +238,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="698" y="373" width="212" height="99"/>
     </gmfView>
-    <location x="917" y="64"/>
+    <location x="698" y="373"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__subset.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__subset.xmi
index 3450d3a..04e5cc5 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__subset.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsyncBN__of__MyPackage___to___storedFormat-DiagType8_unsyncBN__Raw__of__targetMyPackage__subset.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_KfzWsYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ENUc0YC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -36,13 +36,34 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="62" y="99" width="212" height="99"/>
     </gmfView>
-    <location x="86" y="64"/>
+    <location x="62" y="99"/>
+  </formatdata:NodeFormatData>
+  <formatdata:NodeFormatData id="//targetp1/targetC1-1" width="30" height="30">
+    <label id="//targetp1/targetC1-1">
+      <location x="31" y="10"/>
+    </label>
+    <siriusStyle xsi:type="diagram:Dot" uid="_ENVD44C1EeutkuroUGaDfg">
+      <customFeatures>uid</customFeatures>
+      <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
+    </siriusStyle>
+    <gmfView xsi:type="notation:Node" type="3012">
+      <children type="5010">
+        <layoutConstraint xsi:type="notation:Location" x="31" y="10"/>
+      </children>
+      <children type="3002">
+        <styles xsi:type="notation:ShapeStyle" fontName="Sans"/>
+        <layoutConstraint xsi:type="notation:Bounds"/>
+      </children>
+      <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
+      <layoutConstraint xsi:type="notation:Bounds" x="41" y="89" width="30" height="30"/>
+    </gmfView>
+    <location x="41" y="89"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetC1-2" width="30" height="30">
     <label id="//targetp1/targetC1-2">
       <location x="31" y="9"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_KfzWs4A1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_ENVD4oC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@borderedNodeMappings[name='DT8_unsyncBN_Class']/@style"/>
     </siriusStyle>
@@ -57,10 +78,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="202" y="37" width="30" height="30"/>
     </gmfView>
-    <location x="18" y="84"/>
+    <location x="202" y="37"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="212" height="99">
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ENVD54C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -73,10 +94,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="62" y="243" width="212" height="99"/>
     </gmfView>
-    <location x="161" y="170"/>
+    <location x="62" y="243"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_KfzWtIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ENVD5IC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
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@@ -89,10 +110,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="366" y="175" width="212" height="99"/>
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+    <location x="366" y="175"/>
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ENVD5YC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -105,10 +126,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="366" y="302" width="212" height="99"/>
     </gmfView>
-    <location x="511" y="382"/>
+    <location x="366" y="302"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_KfzWtoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ENVD5oC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -121,10 +142,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="366" y="428" width="212" height="99"/>
     </gmfView>
-    <location x="638" y="276"/>
+    <location x="366" y="428"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp4" width="212" height="99">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_KfzWsIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_ENUc0IC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync_onlyBN']/@defaultLayer/@containerMappings[name='DT8_unsyncBN_Package']/@style"/>
     </siriusStyle>
@@ -137,6 +158,6 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Segoe UI" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="698" y="373" width="212" height="99"/>
     </gmfView>
-    <location x="917" y="64"/>
+    <location x="698" y="373"/>
   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__full.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__full.xmi
index f96d7aa..536a9e0 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__full.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__full.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
 <xmi:XMI xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:diagram="http://www.eclipse.org/sirius/diagram/1.1.0" xmlns:formatdata="http://www.eclipse.org/sirius/dsl/formatdata/1.1.0" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.3/notation" xmlns:style="http://www.eclipse.org/sirius/diagram/description/style/1.1.0">
   <formatdata:NodeFormatData id="//targetp1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJIYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwEYC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -16,10 +16,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" width="203" height="78"/>
     </gmfView>
-    <location x="270" y="45"/>
+    <location/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeowMIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwF4C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -43,13 +43,13 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="240" width="203" height="78"/>
     </gmfView>
-    <location x="185" y="120"/>
+    <location x="240"/>
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       <location x="31" y="7"/>
     </label>
-    <siriusStyle xsi:type="diagram:Dot" uid="_IeowMoA1Eeu-rOcwYQFqjQ">
+    <siriusStyle xsi:type="diagram:Dot" uid="_CKlwGYC1EeutkuroUGaDfg">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:DotDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@borderedNodeMappings[name='DT8_unsync_Class']/@style"/>
     </siriusStyle>
@@ -64,10 +64,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="115" y="68" width="30" height="30"/>
     </gmfView>
-    <location x="10" y="-22"/>
+    <location x="115" y="68"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJJoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwFoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -80,10 +80,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="490" width="203" height="78"/>
     </gmfView>
-    <location x="245" y="85"/>
+    <location x="490"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp1/targetp1-3" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeowM4A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwGoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -96,10 +96,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="735" width="203" height="78"/>
     </gmfView>
-    <location x="185" y="140"/>
+    <location x="735"/>
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-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJIoA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwEoC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
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     </siriusStyle>
@@ -112,10 +112,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="985" width="203" height="78"/>
     </gmfView>
-    <location x="255" y="100"/>
+    <location x="985"/>
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   <formatdata:NodeFormatData id="//targetp2/targetp2-1" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJJIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwFIC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -128,10 +128,10 @@
       <styles xsi:type="notation:ShapeStyle" fontName="Sans" fontHeight="8"/>
       <layoutConstraint xsi:type="notation:Bounds" x="1225" width="203" height="78"/>
     </gmfView>
-    <location x="195" y="110"/>
+    <location x="1225"/>
   </formatdata:NodeFormatData>
   <formatdata:NodeFormatData id="//targetp2/targetp2-2" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJJYA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwFYC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -144,10 +144,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="1475" width="203" height="78"/>
     </gmfView>
-    <location x="412" y="38"/>
+    <location x="1475"/>
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   <formatdata:NodeFormatData id="//targetp3" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJI4A1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwE4C1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
       <customFeatures>uid</customFeatures>
       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -162,10 +162,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="1725" width="203" height="78"/>
     </gmfView>
-    <location x="85" y="145"/>
+    <location x="1725"/>
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   <formatdata:NodeFormatData id="//targetp4" width="203" height="78">
-    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_IeoJIIA1Eeu-rOcwYQFqjQ" borderSize="1" borderSizeComputationExpression="1">
+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="_CKlwEIC1EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
     </siriusStyle>
@@ -178,6 +178,6 @@
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     </gmfView>
-    <location x="170" y="105"/>
+    <location x="1960"/>
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 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__subset.xmi b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__subset.xmi
index 851f335..2d9c7f3 100644
--- a/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__subset.xmi
+++ b/plugins/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/xmi/raw/mb_ed_from___storedFormat-DiagType8_unsync__of__MyPackage___to___storedFormat-DiagType8_unsync__Raw__of__targetMyPackage__subset.xmi
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="ASCII"?>
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+    <siriusStyle xsi:type="diagram:FlatContainerStyle" uid="__9SLAYC0EeutkuroUGaDfg" borderSize="1" borderSizeComputationExpression="1">
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       <customFeatures>backgroundColor</customFeatures>
       <customFeatures>foregroundColor</customFeatures>
@@ -16,10 +16,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" width="203" height="78"/>
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-    <location x="270" y="45"/>
+    <location/>
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       <description xsi:type="style:FlatContainerStyleDescription" href="platform:/plugin/org.eclipse.sirius.tests.junit/data/unit/layout/mappingbased/My.odesign#//@ownedViewpoints[name='TestLayoutCopy']/@ownedRepresentations[name='DiagType8_unsync']/@containerMappings[name='DT8_unsync_Package']/@style"/>
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@@ -43,13 +43,13 @@
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-    <location x="185" y="120"/>
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-    <siriusStyle xsi:type="diagram:Dot" uid="_GQRbN4A1Eeu-rOcwYQFqjQ">
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@@ -64,10 +64,10 @@
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       <layoutConstraint xsi:type="notation:Bounds" x="115" y="68" width="30" height="30"/>
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@@ -80,10 +80,10 @@
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-    <location x="255" y="100"/>
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@@ -96,10 +96,10 @@
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-    <location x="195" y="110"/>
+    <location x="1225"/>
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@@ -112,10 +112,10 @@
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@@ -128,6 +128,6 @@
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   </formatdata:NodeFormatData>
 </xmi:XMI>
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/AbstractMappingBasedSiriusFormatDataManagerTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/AbstractMappingBasedSiriusFormatDataManagerTest.java
index f283282..3cac63b 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/AbstractMappingBasedSiriusFormatDataManagerTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/AbstractMappingBasedSiriusFormatDataManagerTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -27,11 +27,9 @@
 import java.util.stream.Collectors;
 
 import org.eclipse.core.runtime.IPath;
-import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.NullProgressMonitor;
 import org.eclipse.core.runtime.Path;
 import org.eclipse.core.runtime.Platform;
-import org.eclipse.core.runtime.Status;
 import org.eclipse.emf.common.command.Command;
 import org.eclipse.emf.common.util.EList;
 import org.eclipse.emf.common.util.URI;
@@ -40,11 +38,9 @@
 import org.eclipse.emf.ecore.resource.ResourceSet;
 import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
 import org.eclipse.emf.ecore.util.EcoreUtil;
-import org.eclipse.emf.transaction.ResourceSetChangeEvent;
-import org.eclipse.emf.transaction.ResourceSetListenerImpl;
-import org.eclipse.emf.transaction.RollbackException;
 import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint;
 import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramEditDomain;
 import org.eclipse.gmf.runtime.diagram.ui.preferences.IPreferenceConstants;
 import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.preference.PreferenceConverter;
@@ -63,7 +59,6 @@
 import org.eclipse.sirius.diagram.ui.tools.api.format.semantic.MappingBasedSiriusFormatDataManager;
 import org.eclipse.sirius.diagram.ui.tools.api.part.DiagramEditPartService;
 import org.eclipse.sirius.ecore.extender.tool.api.ModelUtils;
-import org.eclipse.sirius.tests.SiriusTestsPlugin;
 import org.eclipse.sirius.tests.unit.diagram.format.data.manager.mappingbased.MappingBasedTestConfiguration;
 import org.eclipse.sirius.tools.api.command.semantic.AddSemanticResourceCommand;
 import org.eclipse.sirius.tools.internal.SiriusCopierHelper;
@@ -73,7 +68,7 @@
 import org.eclipse.sirius.ui.tools.api.actions.export.SizeTooLargeException;
 import org.eclipse.sirius.viewpoint.DRepresentation;
 import org.eclipse.swt.graphics.FontData;
-import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Shell;
 import org.junit.Before;
 import org.junit.runner.RunWith;
@@ -115,28 +110,6 @@
 
     }
 
-    protected static final ResourceSetListenerImpl ROLLBACK_LISTENER = new ResourceSetListenerImpl() {
-        @Override
-        public Command transactionAboutToCommit(ResourceSetChangeEvent event) throws RollbackException {
-            throw new RollbackException(new Status(IStatus.ERROR, SiriusTestsPlugin.PLUGIN_ID, "Don't want to change this diagram"));
-        }
-
-        /**
-         * {@inheritDoc}
-         */
-        @Override
-        public boolean isAggregatePrecommitListener() {
-            return true;
-        }
-
-        /**
-         * {@inheritDoc}
-         */
-        @Override
-        public boolean isPrecommitOnly() {
-            return true;
-        }
-    };
 
     /**
      * Compute configuration for source to target EObjects mapping. Uses all the source model elements.
@@ -537,7 +510,7 @@
     }
 
     /**
-     * Helper to retrieve a DiagramEditPart from a DRepresentation.
+     * Helper to retrieve a DiagramEditPart from a DRepresentation. A {@link Shell} is created for this, the caller has the responsibility to dispose it when it no longer needs it.
      * 
      * @param session
      * @param representation
@@ -546,21 +519,17 @@
     protected Collection<DiagramEditPart> getDiagramEditPart(Session session, DRepresentation representation) {
         final List<DiagramEditPart> result = new ArrayList<DiagramEditPart>();
         final Collection<EObject> data = session.getServices().getCustomData(CustomDataConstants.GMF_DIAGRAMS, representation);
-        Shell shell = new Shell();
         for (final EObject dataElement : data) {
             if (dataElement instanceof org.eclipse.gmf.runtime.notation.Diagram) {
+                // Create a new shell for the diagramEditPart, it will be disposed later in
+                // cleanAndDispose(DiagramEditPart).
+                Shell shell = new Shell();
                 final org.eclipse.gmf.runtime.notation.Diagram diagram = (org.eclipse.gmf.runtime.notation.Diagram) dataElement;
                 final DiagramEditPartService tool = new DiagramEditPartService();
                 final DiagramEditPart diagramEditPart = tool.createDiagramEditPart(diagram, shell, PreferencesHint.USE_DEFAULTS);
                 result.add(diagramEditPart);
             }
         }
-        Display.getCurrent().asyncExec(new Runnable() {
-            @Override
-            public void run() {
-                shell.dispose();
-            }
-        });
         return result;
     }
 
@@ -615,4 +584,41 @@
         PreferenceConverter.setDefault(preferenceStore, IPreferenceConstants.PREF_DEFAULT_FONT, fontData);
         return oldName;
     }
+
+    /**
+     * Clean all diagram edit parts of the list {@code diagramEditParts} to avoid memory leaks.
+     * 
+     * @param diagramEditParts
+     *            The diagram edit parts to dispose and to use to also dispose associated elements.
+     */
+    protected void cleanAndDispose(Collection<DiagramEditPart> diagramEditParts) {
+        if (diagramEditParts != null) {
+            diagramEditParts.stream().forEach(dep -> cleanAndDispose(dep));
+        }
+    }
+
+    /**
+     * Clean {@code diagramEditPart} element to avoid memory leaks.
+     * 
+     * @param diagramEditPart
+     *            The diagram edit part to dispose and to use to also dispose associated elements.
+     */
+    protected void cleanAndDispose(DiagramEditPart diagramEditPart) {
+        if (diagramEditPart != null) {
+            // Clean to avoid memory leaks
+            diagramEditPart.deactivate();
+            // Memory leak : also disposing the DiagramGraphicalViewer associated to this DiagramEditPart
+            diagramEditPart.getViewer().flush();
+            diagramEditPart.getViewer().getEditDomain().getCommandStack().flush();
+            Control control = diagramEditPart.getViewer().getControl();
+            if (control.getParent() != null) {
+                // Dispose the shell created in method getDiagramEditPart(Session, DRepresentation).
+                control.getParent().dispose();
+            } else {
+                // This code should not occurred, but it's just to be sure.
+                control.isDisposed();
+            }
+            ((DiagramEditDomain) diagramEditPart.getViewer().getEditDomain()).removeViewer(diagramEditPart.getViewer());
+        }
+    }
 }
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckSequenceTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckSequenceTest.java
index 40ea8c2..59769b6 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckSequenceTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckSequenceTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -195,6 +195,8 @@
             applyPredefinedFormatDataOnRawDiagrams(diagramToCopyFormat, diagramToPasteFormat, getFaultyTestConfiguration(rootDiagramElement));
         } catch (IllegalArgumentException e) {
             assertEquals(e.getMessage(), MessageFormat.format(Messages.MappingBasedSiriusFormatManagerFactory_ErrorMappingfunctionIncompleteOnSequenceDiagram, diagramToCopyFormat));
+        } finally {
+            cleanAndDispose(diagramToCopyEditParts);
         }
     }
 
@@ -215,28 +217,17 @@
 
         Map<EObject, EObject> map = mapTestConfiguration.getObjectsMap();
 
-        try {
-            final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
-                @Override
-                protected void doExecute() {
-                    // Update diagram, but transaction will be rollbacked
-                    DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnDiagram(session, diagramToCopyFormat, map, session, diagramToPasteFormat, false);
-                }
-            };
-
-            try {
-                // Force rollback of transaction to let raw diagram
-                // unchanged
-                session.getTransactionalEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                session.getTransactionalEditingDomain().getCommandStack().execute(command);
-            } finally {
-                session.getTransactionalEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
+        final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
+            @Override
+            protected void doExecute() {
+                MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnDiagram(session, diagramToCopyFormat, map, session, diagramToPasteFormat, false);
             }
-            TestsUtil.synchronizationWithUIThread();
-
-        } finally {
-
-        }
+        };
+        // Execute the command to see if there is a problem
+        session.getTransactionalEditingDomain().getCommandStack().execute(command);
+        // Undo the command to let the session, more or less, in its previous state
+        session.getTransactionalEditingDomain().getCommandStack().undo();
+        TestsUtil.synchronizationWithUIThread();
     }
 
     protected void applyPredefinedFormatDataOnNewDiagram(DDiagram diagramToCopyFormat, MappingBasedTestConfiguration mapTestConfiguration, String diagramName, EObject targetDiagramRoot)
@@ -244,29 +235,18 @@
 
         Map<EObject, EObject> map = mapTestConfiguration.getObjectsMap();
 
-        try {
-            final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
-                @Override
-                protected void doExecute() {
-                    // Update diagram, but transaction will be rollbacked
-                    DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, diagramToCopyFormat, map, session, diagramName, targetDiagramRoot,
-                            false);
-                }
-            };
-
-            try {
-                // Force rollback of transaction to let raw diagram
-                // unchanged
-                session.getTransactionalEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                session.getTransactionalEditingDomain().getCommandStack().execute(command);
-            } finally {
-                session.getTransactionalEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
+        final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
+            @Override
+            protected void doExecute() {
+                MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, diagramToCopyFormat, map, session, diagramName, targetDiagramRoot, false);
             }
-            TestsUtil.synchronizationWithUIThread();
+        };
 
-        } finally {
-
-        }
+        // Execute the command to see if there is a problem
+        session.getTransactionalEditingDomain().getCommandStack().execute(command);
+        // Undo the command to let the session, more or less, in its previous state
+        session.getTransactionalEditingDomain().getCommandStack().undo();
+        TestsUtil.synchronizationWithUIThread();
     }
 
     @Override
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckTest.java
index 703d269..2ae058f 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCallCheckTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -213,8 +213,7 @@
             applyPredefinedFormatDataOnRawDiagrams(diagramToCopyFormat, diagramToPasteFormat, getFullTestConfiguration(), session, session);
         } catch (IllegalArgumentException e) {
             assertEquals(e.getMessage(), MessageFormat.format(Messages.MappingBasedSiriusFormatManagerFactory_ErrorSourceAndTargetDiagramDecriptionsDoesNotMatch,
-                    diagramToCopyFormat.getDescription().getName(), diagramToPasteFormat.getDescription().getName(), diagramToCopyFormat.getDescription(),
-                    diagramToPasteFormat.getDescription()));
+                    diagramToCopyFormat.getDescription().getName(), diagramToPasteFormat.getDescription().getName(), diagramToCopyFormat.getDescription(), diagramToPasteFormat.getDescription()));
         }
     }
 
@@ -298,29 +297,18 @@
 
         Map<EObject, EObject> map = mapTestConfiguration.getObjectsMap();
 
-        try {
-            final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
-                @Override
-                protected void doExecute() {
-                    // Update diagram, but transaction will be rollbacked
-                    DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnDiagram(sourceSession, diagramToCopyFormat, map, targetSession, diagramToPasteFormat,
-                            false);
-                }
-            };
-
-            try {
-                // Force rollback of transaction to let raw diagram
-                // unchanged
-                session.getTransactionalEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                session.getTransactionalEditingDomain().getCommandStack().execute(command);
-            } finally {
-                session.getTransactionalEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
+        final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
+            @Override
+            protected void doExecute() {
+                MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnDiagram(sourceSession, diagramToCopyFormat, map, targetSession, diagramToPasteFormat, false);
             }
-            TestsUtil.synchronizationWithUIThread();
+        };
 
-        } finally {
-
-        }
+        // Execute the command to see if there is a problem
+        session.getTransactionalEditingDomain().getCommandStack().execute(command);
+        // Undo the command to let the session, more or less, in its previous state
+        session.getTransactionalEditingDomain().getCommandStack().undo();
+        TestsUtil.synchronizationWithUIThread();
     }
 
     protected void applyPredefinedFormatDataOnNewDiagram(DDiagram diagramToCopyFormat, MappingBasedTestConfiguration mapTestConfiguration, String diagramName, EObject targetDiagramRoot,
@@ -328,29 +316,18 @@
 
         Map<EObject, EObject> map = mapTestConfiguration.getObjectsMap();
 
-        try {
-            final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
-                @Override
-                protected void doExecute() {
-                    // Update diagram, but transaction will be rollbacked
-                    DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(sourceSession, diagramToCopyFormat, map, targetSession, diagramName,
-                            targetDiagramRoot, false);
-                }
-            };
-
-            try {
-                // Force rollback of transaction to let raw diagram
-                // unchanged
-                session.getTransactionalEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                session.getTransactionalEditingDomain().getCommandStack().execute(command);
-            } finally {
-                session.getTransactionalEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
+        final RecordingCommand command = new RecordingCommand(session.getTransactionalEditingDomain()) {
+            @Override
+            protected void doExecute() {
+                MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(sourceSession, diagramToCopyFormat, map, targetSession, diagramName, targetDiagramRoot, false);
             }
-            TestsUtil.synchronizationWithUIThread();
+        };
 
-        } finally {
-
-        }
+        // Execute the command to see if there is a problem
+        session.getTransactionalEditingDomain().getCommandStack().execute(command);
+        // Undo the command to let the session, more or less, in its previous state
+        session.getTransactionalEditingDomain().getCommandStack().undo();
+        TestsUtil.synchronizationWithUIThread();
     }
 
     /**
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramDiffSessionTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramDiffSessionTest.java
index be5e5f3..f1570b1 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramDiffSessionTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramDiffSessionTest.java
@@ -20,11 +20,11 @@
 import java.util.Map;
 import java.util.stream.Collectors;
 
-import org.eclipse.core.runtime.NullProgressMonitor;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.transaction.RecordingCommand;
 import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
 import org.eclipse.sirius.business.api.session.Session;
+import org.eclipse.sirius.common.ui.tools.api.util.EclipseUIUtil;
 import org.eclipse.sirius.diagram.DDiagram;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.FormatHelper.FormatDifference;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.configuration.Configuration;
@@ -165,34 +165,41 @@
                 exportDiagramToTempFolder(newDiagramName + "_from", dDiagram);
             }
 
-            final RecordingCommand command = new RecordingCommand(sourceDiagramEditPart.getEditingDomain()) {
+            final RecordingCommand command = new RecordingCommand(targetSession.getTransactionalEditingDomain()) {
+                DDiagram newDiagram;
+
                 @Override
                 protected void doExecute() {
-                    // Update diagram, but transaction will be
-                    // rollbacked
-                    DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, dDiagram, explicitMappingTestConfiguration.getObjectsMap(),
+                    newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, dDiagram, explicitMappingTestConfiguration.getObjectsMap(),
                             targetSession, newDiagramName, explicitMappingTestConfiguration.getTargetRoot(), includeNotes);
 
-                    Collection<DiagramEditPart> targetDiagramEditParts = getDiagramEditPart(targetSession, newDiagram);
-                    assertTrue(!targetDiagramEditParts.isEmpty());
-
-                    DiagramEditPart targetDiagramEditPart = targetDiagramEditParts.stream().findFirst().get();
-                    newManager.storeFormatData(targetDiagramEditPart);
-
                     if (MB_GENERATE_IMAGES_TEST_DATA) {
                         exportDiagramToTempFolder(newDiagramName + "_to", newDiagram);
                     }
                 }
+
+                @Override
+                public java.util.Collection<?> getResult() {
+                    return Collections.singleton(newDiagram);
+                }
             };
 
+            Collection<DiagramEditPart> targetDiagramEditParts = null;
             try {
-                // Force rollback of transaction to let raw diagram
-                // unchanged
-                // targetSession.getTransactionalEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
                 targetSession.getTransactionalEditingDomain().getCommandStack().execute(command);
-                targetSession.save(new NullProgressMonitor());
+                // Let the post commit listeners make the draw2d changes
+                EclipseUIUtil.synchronizeWithUIThread();
+                // Store the format data
+                DDiagram newDiagram = (DDiagram) command.getResult().stream().findFirst().get();
+                targetDiagramEditParts = getDiagramEditPart(targetSession, newDiagram);
+                assertTrue(!targetDiagramEditParts.isEmpty());
+                DiagramEditPart targetDiagramEditPart = targetDiagramEditParts.stream().findFirst().get();
+                newManager.storeFormatData(targetDiagramEditPart);
+                // Undo the command to let raw diagram unchanged
+                targetDiagramEditPart.getEditingDomain().getCommandStack().undo();
             } finally {
-                sourceDiagramEditPart.getEditingDomain().getCommandStack().undo();
+                cleanAndDispose(sourceDiagramEditParts);
+                cleanAndDispose(targetDiagramEditParts);
             }
 
             final String diagramToCopyFormatName = representationToCopyFormat.diagrams.get(0).name;
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramTest.java
index b51eb38..f3c5c74 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetDiagramTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -21,6 +21,7 @@
 
 import org.eclipse.emf.transaction.RecordingCommand;
 import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
+import org.eclipse.sirius.common.ui.tools.api.util.EclipseUIUtil;
 import org.eclipse.sirius.diagram.DDiagram;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.FormatHelper.FormatDifference;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.configuration.Configuration;
@@ -174,71 +175,75 @@
 
         final DDiagram dDiagram = (DDiagram) allDDiagramDescriptors.get(search).getRepresentation();
         Collection<DiagramEditPart> sourceDiagramEditParts = getDiagramEditPart(session, dDiagram);
+        Collection<DiagramEditPart> targetDiagramEditParts = null;
+        try {
+            if (!sourceDiagramEditParts.isEmpty()) {
+                DiagramEditPart sourceDiagramEditPart = sourceDiagramEditParts.stream().findFirst().get();
 
-        if (!sourceDiagramEditParts.isEmpty()) {
-            DiagramEditPart sourceDiagramEditPart = sourceDiagramEditParts.stream().findFirst().get();
+                final MappingBasedSiriusFormatDataManager newManager = new MappingBasedSiriusFormatDataManager(explicitMappingTestConfiguration.getObjectsMap());
+                final String newDiagramName = dDiagram.getName() + " " + explicitMappingTestConfiguration.getName() + " New" + (includeNotes ? " notes" : "");
 
-
-            final MappingBasedSiriusFormatDataManager newManager = new MappingBasedSiriusFormatDataManager(explicitMappingTestConfiguration.getObjectsMap());
-            final String newDiagramName = dDiagram.getName() + " " + explicitMappingTestConfiguration.getName() + " New" + (includeNotes ? " notes" : "");
-
-            if (MB_GENERATE_IMAGES_TEST_DATA) {
-                exportDiagramToTempFolder(newDiagramName + "_from", dDiagram);
-            }
-            final RecordingCommand command = new RecordingCommand(sourceDiagramEditPart.getEditingDomain()) {
-                private DDiagram newDiagram;
-
-                @Override
-                protected void doExecute() {
-                    newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, dDiagram, explicitMappingTestConfiguration.getObjectsMap(), session,
-                            newDiagramName, explicitMappingTestConfiguration.getTargetRoot(), includeNotes);
+                if (MB_GENERATE_IMAGES_TEST_DATA) {
+                    exportDiagramToTempFolder(newDiagramName + "_from", dDiagram);
                 }
+                final RecordingCommand command = new RecordingCommand(sourceDiagramEditPart.getEditingDomain()) {
+                    private DDiagram newDiagram;
 
-                @Override
-                public Collection<?> getResult() {
-                    return Collections.singleton(newDiagram);
-                }
-            };
+                    @Override
+                    protected void doExecute() {
+                        newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, dDiagram, explicitMappingTestConfiguration.getObjectsMap(), session,
+                                newDiagramName, explicitMappingTestConfiguration.getTargetRoot(), includeNotes);
+                    }
 
-            try {
+                    @Override
+                    public Collection<?> getResult() {
+                        return Collections.singleton(newDiagram);
+                    }
+                };
+
                 sourceDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
+                // Let the post commit listeners make the draw2d changes
+                EclipseUIUtil.synchronizeWithUIThread();
                 DDiagram newDiagram = (DDiagram) command.getResult().stream().findFirst().get();
-                Collection<DiagramEditPart> targetDiagramEditParts = getDiagramEditPart(session, newDiagram);
+                targetDiagramEditParts = getDiagramEditPart(session, newDiagram);
                 assertTrue(!targetDiagramEditParts.isEmpty());
-
+                // Store the format data
                 DiagramEditPart targetDiagramEditPart = targetDiagramEditParts.stream().findFirst().get();
                 newManager.storeFormatData(targetDiagramEditPart);
 
                 if (MB_GENERATE_IMAGES_TEST_DATA) {
                     exportDiagramToTempFolder(newDiagramName + "_to", newDiagram);
                 }
-            } finally {
+                // undo the command to let the session "unchanged"
                 sourceDiagramEditPart.getEditingDomain().getCommandStack().undo();
-            }
 
-            final String diagramToCopyFormatName = representationToCopyFormat.diagrams.get(0).name;
-            final String partialPath = "from___" + encodeDiagramName(diagramToCopyFormatName) + "___to___" + encodeDiagramName(newDiagramName) + XMI_EXTENSION;
+                final String diagramToCopyFormatName = representationToCopyFormat.diagrams.get(0).name;
+                final String partialPath = "from___" + encodeDiagramName(diagramToCopyFormatName) + "___to___" + encodeDiagramName(newDiagramName) + XMI_EXTENSION;
 
-            try {
-                // Enable this if you want to generate referenced files
-                if (MB_REGENERATE_TEST_DATA) {
-                    final String path = getPlatformRelatedXmiDataPath() + RAW_FOLDER + partialPath;
-                    saveDiagramFiltered(path, explicitMappingTestConfiguration, newManager);
+                try {
+                    // Enable this if you want to generate referenced files
+                    if (MB_REGENERATE_TEST_DATA) {
+                        final String path = getPlatformRelatedXmiDataPath() + RAW_FOLDER + partialPath;
+                        saveDiagramFiltered(path, explicitMappingTestConfiguration, newManager);
+                    }
+
+                    String fullPath = getPlatformRelatedFullXmiDataPath() + RAW_FOLDER + partialPath;
+                    String message = "between diagram ";
+                    message += diagramToCopyFormatName + " and diagram " + newDiagramName;
+                    FormatDifference<?> foundDifference = loadAndCompareFiltered(fullPath, newManager, configuration, explicitMappingTestConfiguration);
+                    if (foundDifference != null) {
+                        differences.append("\n. " + message + foundDifference);
+                    }
+                } catch (IOException e) {
+                    e.printStackTrace();
+                    fail(e.getMessage());
+                } finally {
+
                 }
-
-                String fullPath = getPlatformRelatedFullXmiDataPath() + RAW_FOLDER + partialPath;
-                String message = "between diagram ";
-                message += diagramToCopyFormatName + " and diagram " + newDiagramName;
-                FormatDifference<?> foundDifference = loadAndCompareFiltered(fullPath, newManager, configuration, explicitMappingTestConfiguration);
-                if (foundDifference != null) {
-                    differences.append("\n. " + message + foundDifference);
-                }
-            } catch (IOException e) {
-                e.printStackTrace();
-                fail(e.getMessage());
-            } finally {
-
             }
+        } finally {
+            cleanAndDispose(sourceDiagramEditParts);
+            cleanAndDispose(targetDiagramEditParts);
         }
     }
 }
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetSequenceDiagramTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetSequenceDiagramTest.java
index 9873bb4..187d937 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetSequenceDiagramTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerCreateTargetSequenceDiagramTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -26,6 +26,7 @@
 import org.eclipse.emf.transaction.RecordingCommand;
 import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
 import org.eclipse.sirius.business.api.session.Session;
+import org.eclipse.sirius.common.ui.tools.api.util.EclipseUIUtil;
 import org.eclipse.sirius.diagram.DDiagram;
 import org.eclipse.sirius.diagram.DDiagramElement;
 import org.eclipse.sirius.diagram.DSemanticDiagram;
@@ -241,58 +242,62 @@
         if (MB_SEQ_GENERATE_IMAGES_TEST_DATA) {
             exportDiagramToTempFolder(newDiagramName + "_from", dDiagram);
         }
+        Collection<DiagramEditPart> targetDiagramEditParts = null;
+        try {
+            final RecordingCommand command = new RecordingCommand(sourceDiagramEditPart.getEditingDomain()) {
+                DDiagram newDiagram;
 
-        final RecordingCommand command = new RecordingCommand(sourceDiagramEditPart.getEditingDomain()) {
-            @Override
-            protected void doExecute() {
-                // Update diagram, but transaction will be
-                // rollbacked
-                DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, dDiagram, explicitMappingTestConfiguration.getObjectsMap(),
-                        getTargetSession(),
-                        newDiagramName, explicitMappingTestConfiguration.getTargetRoot(), includeNotes);
-
-                Collection<DiagramEditPart> targetDiagramEditParts = getDiagramEditPart(getTargetSession(), newDiagram);
-                assertTrue(!targetDiagramEditParts.isEmpty());
-
-                DiagramEditPart targetDiagramEditPart = targetDiagramEditParts.stream().findFirst().get();
-                newManager.storeFormatData(targetDiagramEditPart);
-
-                if (MB_SEQ_GENERATE_IMAGES_TEST_DATA) {
-                    exportDiagramToTempFolder(newDiagramName + "_to", newDiagram);
+                @Override
+                protected void doExecute() {
+                    newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnNewDiagram(session, dDiagram, explicitMappingTestConfiguration.getObjectsMap(), getTargetSession(),
+                            newDiagramName, explicitMappingTestConfiguration.getTargetRoot(), includeNotes);
                 }
-            }
-        };
 
-        try {
-            // Force rollback of transaction to let raw diagram
-            // unchanged
-            getTargetSession().getTransactionalEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
+                @Override
+                public Collection<?> getResult() {
+                    return Collections.singleton(newDiagram);
+                }
+            };
+
             getTargetSession().getTransactionalEditingDomain().getCommandStack().execute(command);
-        } finally {
-            getTargetSession().getTransactionalEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
-        }
-
-        final String diagramToCopyFormatName = representationToCopyFormat.diagrams.get(0).name;
-        final String partialPath = "from___" + encodeDiagramName(diagramToCopyFormatName) + "___to___" + encodeDiagramName(newDiagramName) + XMI_EXTENSION;
-
-        try {
-            // Enable this if you want to generate referenced files
-            if (MB_SEQ_REGENERATE_TEST_DATA) {
-                final String path = getPlatformRelatedXmiDataPath() + RAW_FOLDER + partialPath;
-                saveDiagramFiltered(path, explicitMappingTestConfiguration, newManager);
+            // Let the post commit listeners make the draw2d changes
+            EclipseUIUtil.synchronizeWithUIThread();
+            DDiagram newDiagram = (DDiagram) command.getResult().stream().findFirst().get();
+            targetDiagramEditParts = getDiagramEditPart(getTargetSession(), newDiagram);
+            assertTrue(!targetDiagramEditParts.isEmpty());
+            // Store the format data
+            DiagramEditPart targetDiagramEditPart = targetDiagramEditParts.stream().findFirst().get();
+            newManager.storeFormatData(targetDiagramEditPart);
+            if (MB_SEQ_GENERATE_IMAGES_TEST_DATA) {
+                exportDiagramToTempFolder(newDiagramName + "_to", newDiagram);
             }
+            // undo the command to let the session "unchanged"
+            sourceDiagramEditPart.getEditingDomain().getCommandStack().undo();
 
-            String fullPath = getPlatformRelatedFullXmiDataPath() + RAW_FOLDER + partialPath;
-            String message = "between diagram ";
-            message += diagramToCopyFormatName + " and diagram " + newDiagramName;
-            FormatDifference<?> foundDifference = loadAndCompareFiltered(fullPath, newManager, configuration, explicitMappingTestConfiguration);
-            if (foundDifference != null) {
-                differences.append("\n. " + message + foundDifference);
+            final String diagramToCopyFormatName = representationToCopyFormat.diagrams.get(0).name;
+            final String partialPath = "from___" + encodeDiagramName(diagramToCopyFormatName) + "___to___" + encodeDiagramName(newDiagramName) + XMI_EXTENSION;
+
+            try {
+                // Enable this if you want to generate referenced files
+                if (MB_SEQ_REGENERATE_TEST_DATA) {
+                    final String path = getPlatformRelatedXmiDataPath() + RAW_FOLDER + partialPath;
+                    saveDiagramFiltered(path, explicitMappingTestConfiguration, newManager);
+                }
+
+                String fullPath = getPlatformRelatedFullXmiDataPath() + RAW_FOLDER + partialPath;
+                String message = "between diagram ";
+                message += diagramToCopyFormatName + " and diagram " + newDiagramName;
+                FormatDifference<?> foundDifference = loadAndCompareFiltered(fullPath, newManager, configuration, explicitMappingTestConfiguration);
+                if (foundDifference != null) {
+                    differences.append("\n. " + message + foundDifference);
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            } finally {
+
             }
-        } catch (IOException e) {
-            e.printStackTrace();
         } finally {
-
+            cleanAndDispose(targetDiagramEditParts);
         }
 
     }
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramDiffSessionTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramDiffSessionTest.java
index a51e4af..34d0719 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramDiffSessionTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramDiffSessionTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -23,6 +23,7 @@
 import org.eclipse.emf.transaction.RecordingCommand;
 import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
 import org.eclipse.sirius.business.api.session.Session;
+import org.eclipse.sirius.common.ui.tools.api.util.EclipseUIUtil;
 import org.eclipse.sirius.diagram.DDiagram;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.FormatHelper.FormatDifference;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.configuration.Configuration;
@@ -253,7 +254,6 @@
                         DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnDiagram(session, (DDiagram) getDRepresentation(sourceDiagramEditPart), map,
                                 targetSession,
                                 (DDiagram) getDRepresentation(targetDiagramEditPart), false);
-                        newManager.storeFormatData(targetDiagramEditPart);
 
                         if (MB_GENERATE_IMAGES_TEST_DATA) {
                             exportDiagramToTempFolder(diagramMappingName + "_from", dDiagram);
@@ -262,14 +262,13 @@
                     }
                 };
 
-                try {
-                    // Force rollback of transaction to let raw diagram
-                    // unchanged
-                    targetDiagramEditPart.getEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                    targetDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
-                } finally {
-                    targetDiagramEditPart.getEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
-                }
+                targetDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
+                // Let the post commit listeners make the draw2d changes
+                EclipseUIUtil.synchronizeWithUIThread();
+                // Store the format data
+                newManager.storeFormatData(targetDiagramEditPart);
+                // undo the command to let raw diagram unchanged
+                targetDiagramEditPart.getEditingDomain().getCommandStack().undo();
 
                 final String partialPath = diagramMappingName + XMI_EXTENSION;
 
@@ -290,6 +289,8 @@
                 TestsUtil.synchronizationWithUIThread();
 
             } finally {
+                cleanAndDispose(sourceDiagramEditParts);
+                cleanAndDispose(targetDiagramEditParts);
                 closeRawDiagram(diagramToPasteFormat);
             }
         }
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramTest.java
index 5ff62aa..d74bd3a 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetDiagramTest.java
@@ -26,6 +26,7 @@
 import org.eclipse.gmf.runtime.notation.Location;
 import org.eclipse.gmf.runtime.notation.Node;
 import org.eclipse.gmf.runtime.notation.Shape;
+import org.eclipse.sirius.common.ui.tools.api.util.EclipseUIUtil;
 import org.eclipse.sirius.diagram.DDiagram;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.FormatHelper.FormatDifference;
 import org.eclipse.sirius.diagram.formatdata.tools.api.util.configuration.Configuration;
@@ -223,49 +224,46 @@
                         // Update diagram, but transaction will be rollbacked
                         DDiagram newDiagram = MappingBasedSiriusFormatManagerFactory.getInstance().applyFormatOnDiagram(session, (DDiagram) getDRepresentation(sourceDiagramEditPart), map, session,
                                 (DDiagram) getDRepresentation(targetDiagramEditPart), true);
-                        newManager.storeFormatData(targetDiagramEditPart);
-
                         if (MB_GENERATE_IMAGES_TEST_DATA) {
                             exportDiagramToTempFolder(diagramMappingName + "_from", dDiagram);
                             exportDiagramToTempFolder(diagramMappingName + "_to", newDiagram);
                         }
-                        if (MB_DIAG_TYPE2_NOTES_MYPACKAGE.name.equals(diagramToCopyFormat.name)) {
-                            // Specific checks about notes and texts that are not tested by "FormatData"
-                            Collection<Node> sourceNotes = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getNotes(sourceDiagramEditPart.getDiagramView());
-                            Collection<Node> targetNotes = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getNotes(targetDiagramEditPart.getDiagramView());
-                            // There is 1 additional notes in target diagram
-                            assertEquals("The number of Notes is wrong.", sourceNotes.size() + 1, targetNotes.size());
-                            Collection<Node> sourceTexts = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getTextNotes(sourceDiagramEditPart.getDiagramView());
-                            Collection<Node> targetTexts = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getTextNotes(targetDiagramEditPart.getDiagramView());
-                            // 2 Texts in source and target diagrams
-                            assertEquals("The number of Texts in source diagram is wrong.", 2, sourceTexts.size());
-                            assertEquals("The number of Texts is wrong.", sourceTexts.size(), targetTexts.size());
-                            // Check the location of Texts (it is not done for Notes because there are several Notes
-                            // with the same description
-                            for (Node sourceText : sourceTexts) {
-                                String sourceDescription = ((Shape) sourceText).getDescription();
-                                for (Node targetText : targetTexts) {
-                                    if (sourceDescription.equals(((Shape) targetText).getDescription())) {
-                                        Location sourceLocation = (Location) sourceText.getLayoutConstraint();
-                                        Location targetLocation = (Location) sourceText.getLayoutConstraint();
-                                        assertEquals("The location of the Text \"" + sourceDescription + "\" is wrong (X coordinate).", sourceLocation.getX(), targetLocation.getX());
-                                        assertEquals("The location of the Text \"" + sourceDescription + "\" is wrong (Y coordinate).", sourceLocation.getY(), targetLocation.getY());
-                                    }
-                                }
-                            }
-                        }
                     }
                 };
 
-                try {
-                    // Force rollback of transaction to let raw diagram
-                    // unchanged
-                    targetDiagramEditPart.getEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                    targetDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
+                targetDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
+                // Let the post commit listeners make the draw2d changes
+                EclipseUIUtil.synchronizeWithUIThread();
+                // Store the format data
+                newManager.storeFormatData(targetDiagramEditPart);
 
-                } finally {
-                    targetDiagramEditPart.getEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
+                if (MB_DIAG_TYPE2_NOTES_MYPACKAGE.name.equals(diagramToCopyFormat.name)) {
+                    // Specific checks about notes and texts that are not tested by "FormatData"
+                    Collection<Node> sourceNotes = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getNotes(sourceDiagramEditPart.getDiagramView());
+                    Collection<Node> targetNotes = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getNotes(targetDiagramEditPart.getDiagramView());
+                    // There is 1 additional notes in target diagram
+                    assertEquals("The number of Notes is wrong.", sourceNotes.size() + 1, targetNotes.size());
+                    Collection<Node> sourceTexts = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getTextNotes(sourceDiagramEditPart.getDiagramView());
+                    Collection<Node> targetTexts = org.eclipse.sirius.diagram.ui.tools.api.util.GMFNotationHelper.getTextNotes(targetDiagramEditPart.getDiagramView());
+                    // 2 Texts in source and target diagrams
+                    assertEquals("The number of Texts in source diagram is wrong.", 2, sourceTexts.size());
+                    assertEquals("The number of Texts is wrong.", sourceTexts.size(), targetTexts.size());
+                    // Check the location of Texts (it is not done for Notes because there are several Notes
+                    // with the same description
+                    for (Node sourceText : sourceTexts) {
+                        String sourceDescription = ((Shape) sourceText).getDescription();
+                        for (Node targetText : targetTexts) {
+                            if (sourceDescription.equals(((Shape) targetText).getDescription())) {
+                                Location sourceLocation = (Location) sourceText.getLayoutConstraint();
+                                Location targetLocation = (Location) sourceText.getLayoutConstraint();
+                                assertEquals("The location of the Text \"" + sourceDescription + "\" is wrong (X coordinate).", sourceLocation.getX(), targetLocation.getX());
+                                assertEquals("The location of the Text \"" + sourceDescription + "\" is wrong (Y coordinate).", sourceLocation.getY(), targetLocation.getY());
+                            }
+                        }
+                    }
                 }
+                // undo the command to let raw diagram unchanged
+                targetDiagramEditPart.getEditingDomain().getCommandStack().undo();
 
                 final String partialPath = diagramMappingName + XMI_EXTENSION;
 
@@ -286,6 +284,8 @@
                 TestsUtil.synchronizationWithUIThread();
 
             } finally {
+                cleanAndDispose(sourceDiagramEditParts);
+                cleanAndDispose(targetDiagramEditParts);
                 closeRawDiagram(diagramToPasteFormat);
             }
         }
diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetSequenceDiagramTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetSequenceDiagramTest.java
index 597b3fd..61447f4 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetSequenceDiagramTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/format/data/MappingBasedSiriusFormatDataManagerExistingTargetSequenceDiagramTest.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Obeo.
+ * Copyright (c) 2020, 2021 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
@@ -25,6 +25,7 @@
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.transaction.RecordingCommand;
 import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
+import org.eclipse.sirius.common.ui.tools.api.util.EclipseUIUtil;
 import org.eclipse.sirius.diagram.DDiagram;
 import org.eclipse.sirius.diagram.DDiagramElement;
 import org.eclipse.sirius.diagram.DSemanticDiagram;
@@ -307,19 +308,16 @@
                             exportDiagramToTempFolder(diagramMappingName + "_to", newDiagram);
                         }
 
-                        newManager.storeFormatData(targetDiagramEditPart);
-
                     }
                 };
 
-                try {
-                    // Force rollback of transaction to let raw diagram
-                    // unchanged
-                    targetDiagramEditPart.getEditingDomain().addResourceSetListener(ROLLBACK_LISTENER);
-                    targetDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
-                } finally {
-                    targetDiagramEditPart.getEditingDomain().removeResourceSetListener(ROLLBACK_LISTENER);
-                }
+                targetDiagramEditPart.getEditingDomain().getCommandStack().execute(command);
+                // Let the post commit listeners make the draw2d changes
+                EclipseUIUtil.synchronizeWithUIThread();
+                // Store the format data
+                newManager.storeFormatData(targetDiagramEditPart);
+                // undo the command to let raw diagram unchanged
+                targetDiagramEditPart.getEditingDomain().getCommandStack().undo();
 
                 final String partialPath = diagramMappingName + XMI_EXTENSION;
 
@@ -340,6 +338,8 @@
                 TestsUtil.synchronizationWithUIThread();
 
             } finally {
+                cleanAndDispose(sourceDiagramEditParts);
+                cleanAndDispose(targetDiagramEditParts);
                 closeRawDiagram(diagramToPasteFormat);
             }
         }