[jbosstools-issues] [JBoss JIRA] Updated: (JBIDE-4892) NPE occurs during changes applied from Properties view

Yura Zhishko (JIRA) jira-events at lists.jboss.org
Wed Sep 16 09:03:23 EDT 2009 

     [ https://jira.jboss.org/jira/browse/JBIDE-4892?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yura Zhishko updated JBIDE-4892:
--------------------------------

    Attachment: screenshot-1.jpg


> NPE occurs during changes applied from Properties view
> ------------------------------------------------------
>
>                 Key: JBIDE-4892
>                 URL: https://jira.jboss.org/jira/browse/JBIDE-4892
>             Project: Tools (JBoss Tools)
>          Issue Type: Bug
>          Components: Visual Page Editor core
>    Affects Versions: 3.1.0.M3
>            Reporter: Yura Zhishko
>            Assignee: Maxim Areshkau
>         Attachments: screenshot-1.jpg
>
>
> 1) Create JSF 1.2 Kick Start project.
> 2) Open inputUserName.jsp page.
> 3) Select h:commandButton from source part.
> 5) Go to Properties view and change attribute "value" of commandButton from "Say Hello" to "Hello", for example.
> 6) Leave focus from Properties view (LMB on any other view).
> ASSERT: Changes are saved successfully. No errors, no exceptions. Visual view is update with new value on button.
> ASSERT FAILED: When the view loses focus NPE occurs:
> java.lang.NullPointerException
> 	at org.jboss.tools.vpe.editor.VpeController$ActiveEditorSwitcher.access$3(VpeController.java:1523)
> 	at org.jboss.tools.vpe.editor.VpeController.processPostModelEvent(VpeController.java:861)
> 	at org.eclipse.wst.sse.core.internal.model.LifecycleNotificationManager.signalLifecycleEvent(LifecycleNotificationManager.java:114)
> 	at org.eclipse.wst.sse.core.internal.model.AbstractStructuredModel.signalLifecycleEvent(AbstractStructuredModel.java:1549)
> 	at org.eclipse.wst.sse.core.internal.model.AbstractStructuredModel.setDirtyState(AbstractStructuredModel.java:1347)
> 	at org.eclipse.wst.sse.core.internal.model.AbstractStructuredModel$DirtyStateWatcher.regionChanged(AbstractStructuredModel.java:85)
> 	at org.eclipse.wst.sse.core.internal.text.BasicStructuredDocument._fireEvent(BasicStructuredDocument.java:538)
> 	at org.eclipse.wst.sse.core.internal.text.BasicStructuredDocument.fireStructuredDocumentEvent(BasicStructuredDocument.java:1177)
> 	at org.eclipse.wst.sse.core.internal.text.BasicStructuredDocument.internalReplaceText(BasicStructuredDocument.java:1960)
> 	at org.eclipse.wst.sse.core.internal.text.BasicStructuredDocument.replaceText(BasicStructuredDocument.java:2414)
> 	at org.eclipse.wst.sse.core.internal.text.BasicStructuredDocument.replaceText(BasicStructuredDocument.java:2410)
> 	at org.eclipse.wst.sse.core.internal.text.JobSafeStructuredDocument.access$3(JobSafeStructuredDocument.java:1)
> 	at org.eclipse.wst.sse.core.internal.text.JobSafeStructuredDocument$4.run(JobSafeStructuredDocument.java:181)
> 	at org.eclipse.wst.sse.ui.EditorExecutionContext.execute(EditorExecutionContext.java:147)
> 	at org.eclipse.wst.sse.core.internal.text.JobSafeStructuredDocument.replaceText(JobSafeStructuredDocument.java:192)
> 	at org.eclipse.wst.xml.core.internal.document.XMLModelUpdater.replaceSource(XMLModelUpdater.java:1608)
> 	at org.eclipse.wst.xml.core.internal.document.XMLModelUpdater.changeAttrValue(XMLModelUpdater.java:186)
> 	at org.eclipse.wst.xml.core.internal.document.XMLModelUpdater.changeValue(XMLModelUpdater.java:596)
> 	at org.eclipse.wst.xml.core.internal.document.DOMModelImpl.valueChanged(DOMModelImpl.java:903)
> 	at org.eclipse.wst.xml.core.internal.document.AttrImpl.notifyValueChanged(AttrImpl.java:622)
> 	at org.eclipse.wst.xml.core.internal.document.AttrImpl.setValueSource(AttrImpl.java:763)
> 	at org.jboss.tools.jst.jsp.outline.JSPPropertySourceAdapter.setPropertyValue(JSPPropertySourceAdapter.java:700)
> 	at org.eclipse.ui.views.properties.PropertySheetEntry.valueChanged(PropertySheetEntry.java:782)
> 	at org.eclipse.ui.views.properties.PropertySheetEntry.setValue(PropertySheetEntry.java:723)
> 	at org.eclipse.ui.views.properties.PropertySheetEntry.applyEditorValue(PropertySheetEntry.java:146)
> 	at org.eclipse.ui.views.properties.PropertySheetViewer.applyEditorValue(PropertySheetViewer.java:258)
> 	at org.eclipse.ui.views.properties.PropertySheetViewer.setInput(PropertySheetViewer.java:962)
> 	at org.eclipse.ui.views.properties.PropertySheetPage.selectionChanged(PropertySheetPage.java:510)
> 	at org.eclipse.wst.sse.ui.internal.properties.ConfigurablePropertySheetPage.selectionChanged(ConfigurablePropertySheetPage.java:174)
> 	at org.eclipse.ui.internal.AbstractSelectionService.firePostSelection(AbstractSelectionService.java:179)
> 	at org.eclipse.ui.internal.AbstractSelectionService.setActivePart(AbstractSelectionService.java:289)
> 	at org.eclipse.ui.internal.WWinPartService.updateActivePart(WWinPartService.java:132)
> 	at org.eclipse.ui.internal.WWinPartService.access$0(WWinPartService.java:122)
> 	at org.eclipse.ui.internal.WWinPartService$WWinListener.partDeactivated(WWinPartService.java:50)
> 	at org.eclipse.ui.internal.PartListenerList2$4.run(PartListenerList2.java:115)
> 	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
> 	at org.eclipse.core.runtime.Platform.run(Platform.java:888)
> 	at org.eclipse.ui.internal.PartListenerList2.fireEvent(PartListenerList2.java:55)
> 	at org.eclipse.ui.internal.PartListenerList2.firePartDeactivated(PartListenerList2.java:113)
> 	at org.eclipse.ui.internal.PartService.firePartDeactivated(PartService.java:242)
> 	at org.eclipse.ui.internal.PartService.setActivePart(PartService.java:300)
> 	at org.eclipse.ui.internal.WorkbenchPagePartList.fireActivePartChanged(WorkbenchPagePartList.java:57)
> 	at org.eclipse.ui.internal.PartList.setActivePart(PartList.java:136)
> 	at org.eclipse.ui.internal.WorkbenchPage.setActivePart(WorkbenchPage.java:3531)
> 	at org.eclipse.ui.internal.WorkbenchPage.requestActivation(WorkbenchPage.java:3071)
> 	at org.eclipse.ui.internal.PartPane.requestActivation(PartPane.java:279)
> 	at org.eclipse.ui.internal.PartPane.handleEvent(PartPane.java:237)
> 	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
> 	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1003)
> 	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1027)
> 	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1008)
> 	at org.eclipse.swt.widgets.Shell.setActiveControl(Shell.java:1404)
> 	at org.eclipse.swt.widgets.Shell.WM_MOUSEACTIVATE(Shell.java:2268)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:3989)
> 	at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:342)
> 	at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1578)
> 	at org.eclipse.swt.widgets.Shell.windowProc(Shell.java:2010)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Scrollable.callWindowProc(Scrollable.java:80)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.DefWindowProc(OS.java:2404)
> 	at org.eclipse.swt.widgets.Tree.callWindowProc(Tree.java:1439)
> 	at org.eclipse.swt.widgets.Tree.windowProc(Tree.java:5722)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.CallWindowProcW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.CallWindowProc(OS.java:2312)
> 	at org.eclipse.swt.widgets.Tree.callWindowProc(Tree.java:1530)
> 	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4036)
> 	at org.eclipse.swt.widgets.Tree.windowProc(Tree.java:5821)
> 	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4602)
> 	at org.eclipse.swt.internal.win32.OS.PeekMessageW(Native Method)
> 	at org.eclipse.swt.internal.win32.OS.PeekMessage(OS.java:2974)
> 	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3468)
> 	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2405)
> 	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2369)
> 	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2221)
> 	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500)
> 	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
> 	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:493)
> 	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
> 	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113)
> 	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:194)
> 	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:368)
> 	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:559)
> 	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514)
> 	at org.eclipse.equinox.launcher.Main.run(Main.java:1311)

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