Hello,
I am using my Graphiti based editor as an RCP application. My RCP application also contains some of the standard eclipse editors like the text editor. Currently I am facing an issue that only occurs when I open my business model in the text editor and then edit the diagram in the diagram editor in a way that changes the business model (change containment for example). On saving the diagram, I get the following two exceptions:
!ENTRY org.eclipse.core.commands 4 2 2014-01-17 10:02:01.863
!MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.commands".
!STACK 0
org.eclipse.core.runtime.AssertionFailedException: null argument:
at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
at org.eclipse.core.commands.operations.AbstractOperation.hasContext(AbstractOperation.java:153)
at org.eclipse.ui.operations.OperationHistoryActionHandler$HistoryListener.historyNotification(OperationHistoryActionHandler.java:136)
at org.eclipse.core.commands.operations.DefaultOperationHistory$2.run(DefaultOperationHistory.java:941)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.core.commands.operations.DefaultOperationHistory.notifyListeners(DefaultOperationHistory.java:930)
at org.eclipse.core.commands.operations.DefaultOperationHistory.notifyAdd(DefaultOperationHistory.java:992)
at org.eclipse.core.commands.operations.DefaultOperationHistory.add(DefaultOperationHistory.java:192)
at org.eclipse.text.undo.DocumentUndoManager.addToOperationHistory(DocumentUndoManager.java:960)
at org.eclipse.text.undo.DocumentUndoManager.access$15(DocumentUndoManager.java:957)
at org.eclipse.text.undo.DocumentUndoManager$DocumentListener.documentChanged(DocumentUndoManager.java:636)
at org.eclipse.jface.text.AbstractDocument.doFireDocumentChanged2(AbstractDocument.java:769)
at org.eclipse.jface.text.AbstractDocument.doFireDocumentChanged(AbstractDocument.java:736)
at org.eclipse.jface.text.AbstractDocument.doFireDocumentChanged(AbstractDocument.java:721)
at org.eclipse.jface.text.AbstractDocument.fireDocumentChanged(AbstractDocument.java:796)
at org.eclipse.jface.text.AbstractDocument.set(AbstractDocument.java:1237)
at org.eclipse.core.internal.filebuffers.SynchronizableDocument.set(SynchronizableDocument.java:222)
at org.eclipse.core.internal.filebuffers.ResourceTextFileBuffer.handleFileContentChanged(ResourceTextFileBuffer.java:513)
at org.eclipse.core.internal.filebuffers.ResourceFileBuffer$2.execute(ResourceFileBuffer.java:151)
at org.eclipse.core.internal.filebuffers.ResourceFileBuffer$SafeFileChange.run(ResourceFileBuffer.java:86)
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:4145)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3762)
at org.eclipse.jface.operation.ModalContext$ModalContextThread.block(ModalContext.java:173)
at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:388)
at org.eclipse.graphiti.ui.editor.DefaultPersistencyBehavior.saveDiagram(DefaultPersistencyBehavior.java:184)
at org.eclipse.graphiti.ui.editor.DiagramEditor.doSave(DiagramEditor.java:384)
at org.eclipse.ui.internal.SaveableHelper$2.run(SaveableHelper.java:150)
at org.eclipse.ui.internal.SaveableHelper$5.run(SaveableHelper.java:276)
at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:1761)
at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation(SaveableHelper.java:284)
at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation(SaveableHelper.java:263)
at org.eclipse.ui.internal.SaveableHelper.savePart(SaveableHelper.java:155)
at org.eclipse.ui.internal.WorkbenchPage.saveSaveable(WorkbenchPage.java:3769)
at org.eclipse.ui.internal.WorkbenchPage.saveEditor(WorkbenchPage.java:3782)
at org.eclipse.ui.internal.handlers.SaveHandler.execute(SaveHandler.java:53)
at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:290)
at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90)
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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:243)
at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:224)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132)
at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:167)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:499)
at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:213)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.executeCommand(KeyBindingDispatcher.java:285)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.press(KeyBindingDispatcher.java:504)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.processKeyEvent(KeyBindingDispatcher.java:555)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.filterKeySequenceBindings(KeyBindingDispatcher.java:376)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.access$0(KeyBindingDispatcher.java:322)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher$KeyDownFilter.handleEvent(KeyBindingDispatcher.java:84)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1056)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1081)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1108)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1104)
at org.eclipse.swt.widgets.Widget.wmChar(Widget.java:1525)
at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:4723)
at org.eclipse.swt.widgets.Canvas.WM_CHAR(Canvas.java:344)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4611)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:340)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4977)
at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2549)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:138)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
at de.my.package.Application.start(Application.java:18)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
at org.eclipse.equinox.launcher.Main.main(Main.java:1426)
and
!ENTRY org.eclipse.core.commands 4 2 2014-01-17 10:02:01.866
!MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.commands".
!STACK 0
org.eclipse.core.runtime.AssertionFailedException: null argument:
at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:85)
at org.eclipse.core.runtime.Assert.isNotNull(Assert.java:73)
at org.eclipse.core.commands.operations.AbstractOperation.hasContext(AbstractOperation.java:153)
at org.eclipse.ui.operations.OperationHistoryActionHandler$HistoryListener.historyNotification(OperationHistoryActionHandler.java:136)
at org.eclipse.core.commands.operations.DefaultOperationHistory$2.run(DefaultOperationHistory.java:941)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
at org.eclipse.core.commands.operations.DefaultOperationHistory.notifyListeners(DefaultOperationHistory.java:930)
at org.eclipse.core.commands.operations.DefaultOperationHistory.notifyAdd(DefaultOperationHistory.java:992)
at org.eclipse.core.commands.operations.DefaultOperationHistory.add(DefaultOperationHistory.java:192)
at org.eclipse.text.undo.DocumentUndoManager.addToOperationHistory(DocumentUndoManager.java:960)
at org.eclipse.text.undo.DocumentUndoManager.access$15(DocumentUndoManager.java:957)
at org.eclipse.text.undo.DocumentUndoManager$DocumentListener.documentChanged(DocumentUndoManager.java:636)
at org.eclipse.jface.text.AbstractDocument.doFireDocumentChanged2(AbstractDocument.java:769)
at org.eclipse.jface.text.AbstractDocument.doFireDocumentChanged(AbstractDocument.java:736)
at org.eclipse.jface.text.AbstractDocument.doFireDocumentChanged(AbstractDocument.java:721)
at org.eclipse.jface.text.AbstractDocument.fireDocumentChanged(AbstractDocument.java:796)
at org.eclipse.jface.text.AbstractDocument.set(AbstractDocument.java:1237)
at org.eclipse.core.internal.filebuffers.SynchronizableDocument.set(SynchronizableDocument.java:222)
at org.eclipse.core.internal.filebuffers.ResourceTextFileBuffer.handleFileContentChanged(ResourceTextFileBuffer.java:513)
at org.eclipse.core.internal.filebuffers.ResourceFileBuffer$2.execute(ResourceFileBuffer.java:151)
at org.eclipse.core.internal.filebuffers.ResourceFileBuffer$SafeFileChange.run(ResourceFileBuffer.java:86)
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:4145)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3762)
at org.eclipse.jface.operation.ModalContext$ModalContextThread.block(ModalContext.java:173)
at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:388)
at org.eclipse.graphiti.ui.editor.DefaultPersistencyBehavior.saveDiagram(DefaultPersistencyBehavior.java:184)
at org.eclipse.graphiti.ui.editor.DiagramEditor.doSave(DiagramEditor.java:384)
at org.eclipse.ui.internal.SaveableHelper$2.run(SaveableHelper.java:150)
at org.eclipse.ui.internal.SaveableHelper$5.run(SaveableHelper.java:276)
at org.eclipse.ui.internal.WorkbenchWindow.run(WorkbenchWindow.java:1761)
at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation(SaveableHelper.java:284)
at org.eclipse.ui.internal.SaveableHelper.runProgressMonitorOperation(SaveableHelper.java:263)
at org.eclipse.ui.internal.SaveableHelper.savePart(SaveableHelper.java:155)
at org.eclipse.ui.internal.WorkbenchPage.saveSaveable(WorkbenchPage.java:3769)
at org.eclipse.ui.internal.WorkbenchPage.saveEditor(WorkbenchPage.java:3782)
at org.eclipse.ui.internal.handlers.SaveHandler.execute(SaveHandler.java:53)
at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:290)
at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:90)
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.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:56)
at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:243)
at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:224)
at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:132)
at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:167)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:499)
at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:213)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.executeCommand(KeyBindingDispatcher.java:285)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.press(KeyBindingDispatcher.java:504)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.processKeyEvent(KeyBindingDispatcher.java:555)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.filterKeySequenceBindings(KeyBindingDispatcher.java:376)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher.access$0(KeyBindingDispatcher.java:322)
at org.eclipse.e4.ui.bindings.keys.KeyBindingDispatcher$KeyDownFilter.handleEvent(KeyBindingDispatcher.java:84)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1262)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1056)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1081)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1108)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1104)
at org.eclipse.swt.widgets.Widget.wmChar(Widget.java:1525)
at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:4723)
at org.eclipse.swt.widgets.Canvas.WM_CHAR(Canvas.java:344)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4611)
at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:340)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4977)
at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2549)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:138)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
at de.my.package.Application.start(Application.java:18)
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:354)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
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:636)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
at org.eclipse.equinox.launcher.Main.main(Main.java:1426)
From a brief look through the affected methods in the stack traces it seems there is an undo context missing that is expected to be present.
So my question is: did someone run into the same problem before and knows how to solve this?
Best regards,
Martin