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Bug 330946

Summary:	[Composite Structure Diagram] Can not Drop a nested classifier
Product:	[Modeling] Papyrus	Reporter:	saadia dhouib <dhouib>
Component:	Core	Assignee:	Yann Tanguy <yann.tanguy>
Status:	RESOLVED FIXED	QA Contact:
Severity:	normal
Priority:	P3	CC:	yann.tanguy
Version:	unspecified
Target Milestone:	---
Hardware:	PC
OS:	Windows XP
Whiteboard:

Description saadia dhouib

2010-11-23 12:34:19 EST

Steps to reproduce:
Create a class and some nested classes.
Try to drop from the model explorer one of the nested classes inside the parent class.
There is an unhandled event loop exception:

java.lang.NullPointerException
	at org.eclipse.papyrus.diagram.composite.custom.helper.TypeHelper.dropTypeAsTypedProperty(TypeHelper.java:72)
	at org.eclipse.papyrus.diagram.composite.custom.edit.policies.CustomDiagramDragDropEditPolicy.getDropObjectsCommand(CustomDiagramDragDropEditPolicy.java:822)
	at org.eclipse.gmf.runtime.diagram.ui.editpolicies.DragDropEditPolicy.getCommand(DragDropEditPolicy.java:80)
	at org.eclipse.gef.editparts.AbstractEditPart.getCommand(AbstractEditPart.java:501)
	at org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart.access$1(GraphicalEditPart.java:1)
	at org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart$1.run(GraphicalEditPart.java:482)
	at org.eclipse.emf.transaction.impl.TransactionalEditingDomainImpl.runExclusive(TransactionalEditingDomainImpl.java:328)
	at org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart.getCommand(GraphicalEditPart.java:477)
	at org.eclipse.gef.dnd.AbstractTransferDropTargetListener.getCommand(AbstractTransferDropTargetListener.java:215)
	at org.eclipse.gmf.runtime.diagram.ui.parts.DiagramDropTargetListener.isEnabled(DiagramDropTargetListener.java:224)
	at org.eclipse.jface.util.DelegatingDropAdapter.updateCurrentListener(DelegatingDropAdapter.java:365)
	at org.eclipse.jface.util.DelegatingDropAdapter.dragOver(DelegatingDropAdapter.java:182)
	at org.eclipse.swt.dnd.DNDListener.handleEvent(DNDListener.java:80)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1077)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1062)
	at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:774)
	at org.eclipse.swt.dnd.DropTarget.DragOver(DropTarget.java:366)
	at org.eclipse.swt.dnd.DropTarget$3.method4(DropTarget.java:250)
	at org.eclipse.swt.internal.ole.win32.COMObject.callback4(COMObject.java:101)
	at org.eclipse.swt.internal.ole.win32.COM.DoDragDrop(Native Method)
	at org.eclipse.swt.dnd.DragSource.drag(DragSource.java:363)
	at org.eclipse.swt.dnd.DragSource.access$0(DragSource.java:289)
	at org.eclipse.swt.dnd.DragSource$1.handleEvent(DragSource.java:172)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4066)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3657)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2629)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2593)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2427)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:670)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:663)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
	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:369)
	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:619)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1407)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1383)

Comment 1 Vincent Lorenzo

2010-11-24 03:55:11 EST

Already corrected.
Note : drop a nestedClassifier build a Property!

Comment 2 Yann Tanguy

2010-11-24 09:14:29 EST

This still occurs in case the diagram is created in a Class context.

Comment 3 Yann Tanguy

2010-11-24 09:17:10 EST

Fixed in r3319.