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Bug 348540

Summary:	[PropertyView] Exception when selection contains "MetaFeature" link (ex: CommentAnnotatedElement)
Product:	[Modeling] Papyrus	Reporter:	Yann Tanguy <yann.tanguy>
Component:	Core	Assignee:	Project Inbox <mdt-papyrus-inbox>
Status:	CLOSED WORKSFORME	QA Contact:
Severity:	normal
Priority:	P3
Version:	unspecified
Target Milestone:	---
Hardware:	PC
OS:	Windows 7
Whiteboard:

Description Yann Tanguy

2011-06-07 07:59:34 EDT

The following exception occurs when a multiple selection in diagram contains "MetaFeature" links like CommentAnnotatedElement link.

java.lang.NullPointerException
	at org.eclipse.papyrus.diagram.menu.selection.SelectByTypeHandler.verifySameTypeOfSelectedElements(SelectByTypeHandler.java:153)
	at org.eclipse.papyrus.diagram.menu.selection.SelectByTypePropertyTester.test(SelectByTypePropertyTester.java:28)
	at org.eclipse.core.internal.expressions.Property.test(Property.java:58)
	at org.eclipse.core.internal.expressions.TestExpression.evaluate(TestExpression.java:99)
	at org.eclipse.core.internal.expressions.CompositeExpression.evaluateAnd(CompositeExpression.java:53)
	at org.eclipse.core.internal.expressions.IterateExpression.evaluate(IterateExpression.java:189)
	at org.eclipse.core.internal.expressions.CompositeExpression.evaluateAnd(CompositeExpression.java:53)
	at org.eclipse.core.internal.expressions.AndExpression.evaluate(AndExpression.java:29)
	at org.eclipse.core.internal.expressions.CompositeExpression.evaluateAnd(CompositeExpression.java:53)
	at org.eclipse.core.internal.expressions.WithExpression.evaluate(WithExpression.java:72)
	at org.eclipse.core.internal.expressions.CompositeExpression.evaluateAnd(CompositeExpression.java:53)
	at org.eclipse.core.internal.expressions.AndExpression.evaluate(AndExpression.java:29)
	at org.eclipse.ui.internal.services.EvaluationResultCache.evaluate(EvaluationResultCache.java:74)
	at org.eclipse.ui.internal.services.ExpressionAuthority.evaluate(ExpressionAuthority.java:165)
	at org.eclipse.ui.internal.services.EvaluationAuthority.refsWithSameExpression(EvaluationAuthority.java:155)
	at org.eclipse.ui.internal.services.EvaluationAuthority.sourceChanged(EvaluationAuthority.java:129)
	at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:311)
	at org.eclipse.ui.internal.services.ExpressionAuthority.sourceChanged(ExpressionAuthority.java:302)
	at org.eclipse.ui.AbstractSourceProvider.fireSourceChanged(AbstractSourceProvider.java:80)
	at org.eclipse.ui.internal.services.WorkbenchSourceProvider.selectionChanged(WorkbenchSourceProvider.java:177)
	at org.eclipse.ui.internal.AbstractSelectionService.fireSelection(AbstractSelectionService.java:156)
	at org.eclipse.ui.internal.AbstractSelectionService$1.selectionChanged(AbstractSelectionService.java:62)
	at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageSelectionProvider$1.run(MultiPageSelectionProvider.java:113)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
	at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageSelectionProvider.fireEventChange(MultiPageSelectionProvider.java:110)
	at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageSelectionProvider.fireSelectionChanged(MultiPageSelectionProvider.java:92)
	at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageEditorSite.handleSelectionChanged(MultiPageEditorSite.java:470)
	at org.eclipse.papyrus.sasheditor.internal.eclipsecopy.MultiPageEditorSite$3.selectionChanged(MultiPageEditorSite.java:390)
	at org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer.flushSelectionEvents(DiagramGraphicalViewer.java:256)
	at org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer$1.run(DiagramGraphicalViewer.java:234)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4138)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3755)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2696)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:667)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1386)

Comment 1 Ansgar Radermacher

2013-03-14 06:21:54 EDT

I cannot reproduce this error.