[jbosstools-issues] [JBoss JIRA] (JBIDE-16320) NPE when dropping a JQM widget from Palette

Fri Dec 20 19:37:32 EST 2013

Alexey Kazakov created JBIDE-16320:
--------------------------------------

             Summary: NPE when dropping a JQM widget from Palette
                 Key: JBIDE-16320
                 URL: https://issues.jboss.org/browse/JBIDE-16320
             Project: Tools (JBoss Tools)
          Issue Type: Bug
          Components: jsp/jsf/xml/html source editing
    Affects Versions: 4.2.0.Alpha2
            Reporter: Alexey Kazakov
            Assignee: Daniel Azarov
             Fix For: 4.2.0.Alpha2

1. Create the following html file:
{code}
<!DOCTYPE html>
<html>

</html>
{code}

2. Open the file with JBoss Tools HTML Editor
3. DnD a page from JQM palette
4. There is a NPE in Eclipse log:

{code}
java.lang.NullPointerException
	at org.eclipse.gef.tools.AbstractTool.setViewer(AbstractTool.java:1532)
	at org.eclipse.gef.tools.AbstractTool.mouseUp(AbstractTool.java:1197)
	at org.eclipse.gef.tools.SelectionTool.mouseUp(SelectionTool.java:575)
	at org.eclipse.gef.EditDomain.mouseUp(EditDomain.java:301)
	at org.eclipse.gef.ui.parts.DomainEventDispatcher.dispatchMouseReleased(DomainEventDispatcher.java:380)
	at org.eclipse.draw2d.LightweightSystem$EventHandler.mouseUp(LightweightSystem.java:548)
	at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:220)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4410)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1388)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3760)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3381)
	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:146)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:613)
	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 org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:109)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:80)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:372)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:226)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	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)
{code}

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