Bug 529663 - NPE when executing the org.eclipse.gef.cloudio.internal.ui.actions.SelectAllAction
Summary: NPE when executing the org.eclipse.gef.cloudio.internal.ui.actions.SelectAllA...
Status: NEW
Alias: None
Product: GEF
Classification: Tools
Component: GEF Cloudio (show other bugs)
Version: unspecified   Edit
Hardware: PC Windows 10
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: gef-inbox CLA
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Depends on:
Blocks:
 
Reported: 2018-01-11 06:42 EST by Tamas Miklossy CLA
Modified: 2018-01-11 06:42 EST (History)
0 users

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Attachments
ScreenCast about the Exception thrown by the Cloudio SelectAll Action (298.44 KB, image/gif)
2018-01-11 06:42 EST, Tamas Miklossy CLA 		no flags Details
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Description Tamas Miklossy CLA 2018-01-11 06:42:56 EST 
Created attachment 272222 [details]
ScreenCast about the Exception thrown by the Cloudio SelectAll Action

The following NullPointerException is thrown when executing the SelectAll Action contributed by the GEF Cloudio component if the tag cloud view is not available.

!ENTRY org.eclipse.ui 4 0 2018-01-11 12:29:35.280
!MESSAGE Unhandled event loop exception
!STACK 0
java.lang.NullPointerException
	at org.eclipse.gef.cloudio.internal.ui.actions.AbstractTagCloudAction.getViewer(AbstractTagCloudAction.java:91)
	at org.eclipse.gef.cloudio.internal.ui.actions.SelectAllAction.run(SelectAllAction.java:28)
	at org.eclipse.ui.internal.PluginAction.runWithEvent(PluginAction.java:253)
	at org.eclipse.ui.internal.WWinPluginAction.runWithEvent(WWinPluginAction.java:237)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:595)
	at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:511)
	at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:420)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4353)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4172)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3761)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1151)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1032)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:148)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:636)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:579)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:135)
	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:380)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
	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:648)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:603)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1465)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1438)