org.eclipse.stem/modelgen/org.eclipse.stem.model.builder/plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.4"?>
<plugin>
 <extension
       id="MetamodelBuilder"
       point="org.eclipse.core.resources.builders" name="Metamodel File Builder">
    <builder hasNature="true" callOnEmptyDelta="true">
       <run
             class="org.eclipse.stem.model.builder.MetamodelBuilder">
       </run>
    </builder>
 </extension>
 
    <extension
        id="ModelNeedsRegenerationErrorMarker"
        name="Model Needs Regeneration Error"
        point="org.eclipse.core.resources.markers">
     <super type="org.eclipse.core.resources.problemmarker"/>
  </extension>
  
   <extension
        id="ExpressionCompileErrorMarker"
        name="Expression Compile Error"
        point="org.eclipse.core.resources.markers">
        
        
        
     <super type="org.eclipse.core.resources.problemmarker"/>
     
     <persistent value="true"/>
     <attribute name="model"/>
     <attribute name="sourceCompartment"/>
     <attribute name="targetCompartment"/>
  </extension>
</plugin>