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  1. Tools (JBoss Tools)
  2. JBIDE-26256

NPE while closing JBoss Tools HTML Editor editor tab in IDE

    Details

    • Sprint:
      devex #153 August 2018
    • Story Points:
      10
    • Steps to Reproduce:
      Hide

      1. Create new JSF 2.0 project KickstartWithoutLibs
      2. Open intpuname.xhtml or greetings.xhtml page in JBT HTML editor
      3. ASSERT: proper editor is opened.
      4. Open Error log
      5. Close the xhtml page in editor tab.
      ASSERT: no error pops up
      Actual result: Error dialog is thrown, new error appears in error log

      Show
      1. Create new JSF 2.0 project KickstartWithoutLibs 2. Open intpuname.xhtml or greetings.xhtml page in JBT HTML editor 3. ASSERT: proper editor is opened. 4. Open Error log 5. Close the xhtml page in editor tab. ASSERT: no error pops up Actual result: Error dialog is thrown, new error appears in error log

      Description

      I am getting NPE error dialog while closing JBoss Tools HTML Editor with opened xhtml file. Page class is told to be
      org.jboss.tools.jst.jsp.jspeditor.HTMLTextEditor.

      Error log message:

      Problems occurred when invoking code from plug-in: "org.eclipse.ui.workbench".
      

      Stack trace:

      java.lang.NullPointerException
      	at org.jboss.tools.jst.web.ui.palette.PaletteAdapter.dispose(PaletteAdapter.java:233)
      	at org.jboss.tools.common.model.ui.views.palette.PaletteCreator.dispose(PaletteCreator.java:101)
      	at org.jboss.tools.jst.web.ui.internal.editor.jspeditor.PalettePageImpl.dispose(PalettePageImpl.java:173)
      	at org.eclipse.gef.ui.views.palette.PaletteView.doDestroyPage(PaletteView.java:118)
      	at org.eclipse.ui.part.PageBookView.removePage(PageBookView.java:830)
      	at org.eclipse.ui.part.PageBookView.partClosed(PageBookView.java:762)
      	at org.eclipse.ui.part.PageBookView$1.partClosed(PageBookView.java:1038)
      	at org.eclipse.ui.internal.WorkbenchPage$25.run(WorkbenchPage.java:5267)
      	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      	at org.eclipse.ui.internal.WorkbenchPage.firePartClosed(WorkbenchPage.java:5264)
      	at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.lambda$0(CompatibilityPart.java:106)
      	at org.eclipse.e4.ui.services.internal.events.UIEventHandler$1.run(UIEventHandler.java:40)
      	at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:233)
      	at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:144)
      	at org.eclipse.swt.widgets.Display.syncExec(Display.java:5830)
      	at org.eclipse.e4.ui.internal.workbench.swt.E4Application$1.syncExec(E4Application.java:212)
      	at org.eclipse.e4.ui.services.internal.events.UIEventHandler.handleEvent(UIEventHandler.java:36)
      	at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201)
      	at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:196)
      	at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1)
      	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)
      	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)
      	at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135)
      	at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78)
      	at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39)
      	at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:52)
      	at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60)
      	at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374)
      	at org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl.setWidget(UIElementImpl.java:262)
      	at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.unbindWidget(SWTPartRenderer.java:147)
      	at org.eclipse.e4.ui.workbench.renderers.swt.SWTPartRenderer.disposeWidget(SWTPartRenderer.java:170)
      	at org.eclipse.e4.ui.workbench.renderers.swt.ContributedPartRenderer.disposeWidget(ContributedPartRenderer.java:270)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.safeRemoveGui(PartRenderingEngine.java:955)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.access$1(PartRenderingEngine.java:883)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:878)
      	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.removeGui(PartRenderingEngine.java:862)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.subscribeTopicToBeRendered(PartRenderingEngine.java:183)
      	at sun.reflect.GeneratedMethodAccessor109.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
      	at org.eclipse.e4.core.di.internal.extensions.EventObjectSupplier$DIEventHandler.handleEvent(EventObjectSupplier.java:88)
      	at org.eclipse.equinox.internal.event.EventHandlerWrapper.handleEvent(EventHandlerWrapper.java:201)
      	at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:196)
      	at org.eclipse.equinox.internal.event.EventHandlerTracker.dispatchEvent(EventHandlerTracker.java:1)
      	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)
      	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)
      	at org.eclipse.equinox.internal.event.EventAdminImpl.dispatchEvent(EventAdminImpl.java:135)
      	at org.eclipse.equinox.internal.event.EventAdminImpl.sendEvent(EventAdminImpl.java:78)
      	at org.eclipse.equinox.internal.event.EventComponent.sendEvent(EventComponent.java:39)
      	at org.eclipse.e4.ui.services.internal.events.EventBroker.send(EventBroker.java:52)
      	at org.eclipse.e4.ui.internal.workbench.UIEventPublisher.notifyChanged(UIEventPublisher.java:60)
      	at org.eclipse.emf.common.notify.impl.BasicNotifierImpl.eNotify(BasicNotifierImpl.java:374)
      	at org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl.setToBeRendered(UIElementImpl.java:304)
      	at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1378)
      	at org.eclipse.e4.ui.internal.workbench.PartServiceImpl.hidePart(PartServiceImpl.java:1308)
      	at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.closePart(StackRenderer.java:1256)
      	at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer.access$0(StackRenderer.java:1242)
      	at org.eclipse.e4.ui.workbench.renderers.swt.StackRenderer$3.close(StackRenderer.java:1110)
      	at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:1958)
      	at org.eclipse.swt.custom.CTabFolder.lambda$0(CTabFolder.java:333)
      	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:86)
      	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5686)
      	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1370)
      	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4940)
      	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4518)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1170)
      	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
      	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1059)
      	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:153)
      	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:625)
      	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
      	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:560)
      	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
      	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
      	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
      	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
      	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
      	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
      	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:498)
      	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:656)
      	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:592)
      	at org.eclipse.equinox.launcher.Main.run(Main.java:1498)
      	at org.eclipse.equinox.launcher.Main.main(Main.java:1471)
      

      Session data:

      eclipse.buildId=12.9.0.AM1-v20180726-1026-B3091
      java.version=1.8.0_172
      java.vendor=Oracle Corporation
      BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US
      Framework arguments:  -product com.jboss.devstudio.core.product
      Command-line arguments:  -os linux -ws gtk -arch x86_64 -product com.jboss.devstudio.core.product
      

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              • Assignee:
                jeffmaury Jeff MAURY
                Reporter:
                odockal Ondrej Dockal
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                0 Vote for this issue
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                4 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: