diff --git a/core/org.eclipse.statet.rj.client/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.client/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.client/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.client/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.data-tests/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.data-tests/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.data-tests/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.data-tests/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.data/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.data/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.data/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.data/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.server-tests/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.server-tests/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.server-tests/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.server-tests/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.server.remotetools/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.server.remotetools/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.server.remotetools/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.server.remotetools/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.server.rpkg/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.server.rpkg/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.server.rpkg/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.server.rpkg/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.server/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.server/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.server/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.server/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.services.core-tests/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.services.core-tests/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.services.core-tests/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.services.core-tests/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/core/org.eclipse.statet.rj.services.core/.settings/org.eclipse.jdt.core.prefs b/core/org.eclipse.statet.rj.services.core/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/core/org.eclipse.statet.rj.services.core/.settings/org.eclipse.jdt.core.prefs
+++ b/core/org.eclipse.statet.rj.services.core/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/eclient/org.eclipse.statet.rj.eclient.core/.settings/org.eclipse.jdt.core.prefs b/eclient/org.eclipse.statet.rj.eclient.core/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/eclient/org.eclipse.statet.rj.eclient.core/.settings/org.eclipse.jdt.core.prefs
+++ b/eclient/org.eclipse.statet.rj.eclient.core/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/eclient/org.eclipse.statet.rj.eclient.graphics/.settings/org.eclipse.jdt.core.prefs b/eclient/org.eclipse.statet.rj.eclient.graphics/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/eclient/org.eclipse.statet.rj.eclient.graphics/.settings/org.eclipse.jdt.core.prefs
+++ b/eclient/org.eclipse.statet.rj.eclient.graphics/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/examples/org.eclipse.statet.rj.example.demo/.settings/org.eclipse.jdt.core.prefs b/examples/org.eclipse.statet.rj.example.demo/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/examples/org.eclipse.statet.rj.example.demo/.settings/org.eclipse.jdt.core.prefs
+++ b/examples/org.eclipse.statet.rj.example.demo/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/examples/org.eclipse.statet.rj.example.rcpdemo1/.settings/org.eclipse.jdt.core.prefs b/examples/org.eclipse.statet.rj.example.rcpdemo1/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/examples/org.eclipse.statet.rj.example.rcpdemo1/.settings/org.eclipse.jdt.core.prefs
+++ b/examples/org.eclipse.statet.rj.example.rcpdemo1/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/examples/org.eclipse.statet.rj.example.rcpdemo2/.settings/org.eclipse.jdt.core.prefs b/examples/org.eclipse.statet.rj.example.rcpdemo2/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/examples/org.eclipse.statet.rj.example.rcpdemo2/.settings/org.eclipse.jdt.core.prefs
+++ b/examples/org.eclipse.statet.rj.example.rcpdemo2/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/servi/org.eclipse.statet.rj.servi-tests/.settings/org.eclipse.jdt.core.prefs b/servi/org.eclipse.statet.rj.servi-tests/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/servi/org.eclipse.statet.rj.servi-tests/.settings/org.eclipse.jdt.core.prefs
+++ b/servi/org.eclipse.statet.rj.servi-tests/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/servi/org.eclipse.statet.rj.servi.webapp/.settings/org.eclipse.jdt.core.prefs b/servi/org.eclipse.statet.rj.servi.webapp/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/servi/org.eclipse.statet.rj.servi.webapp/.settings/org.eclipse.jdt.core.prefs
+++ b/servi/org.eclipse.statet.rj.servi.webapp/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
diff --git a/servi/org.eclipse.statet.rj.servi/.settings/org.eclipse.jdt.core.prefs b/servi/org.eclipse.statet.rj.servi/.settings/org.eclipse.jdt.core.prefs
index db488b8..41e3544 100644
--- a/servi/org.eclipse.statet.rj.servi/.settings/org.eclipse.jdt.core.prefs
+++ b/servi/org.eclipse.statet.rj.servi/.settings/org.eclipse.jdt.core.prefs
@@ -41,7 +41,7 @@
 org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=ignore
-org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
+org.eclipse.jdt.core.compiler.problem.fallthroughCase=warning
 org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
 org.eclipse.jdt.core.compiler.problem.fieldHiding=ignore
 org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning