[jbosstools-issues] [JBoss JIRA] (JBIDE-16441) NPE in JSPProblemMarkerResolutionGenerator.getAddTLD() when getting quick fixes for html page in dynamic web project (no KB nature)

[Victor Rubezhny (JIRA)]

Victor Rubezhny created JBIDE-16441:
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             Summary: NPE in JSPProblemMarkerResolutionGenerator.getAddTLD() when getting quick fixes for html page in dynamic web project (no KB nature)
                 Key: JBIDE-16441
                 URL: https://issues.jboss.org/browse/JBIDE-16441
             Project: Tools (JBoss Tools)
          Issue Type: Bug
          Components: jsp/jsf/xml/html source editing
    Affects Versions: 4.1.1.Final
            Reporter: Victor Rubezhny
             Fix For: 4.1.2.CR1


When trying to get quick fixes for some error in HTML page of dynamic web project that has no KB-nature set up, the following NPE occurs:

{code}
!ENTRY org.eclipse.ui 4 0 2014-02-05 21:03:21.007
!MESSAGE Unhandled event loop exception
!STACK 0
org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException)
	at org.eclipse.swt.SWT.error(SWT.java:4397)
	at org.eclipse.swt.SWT.error(SWT.java:4312)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:138)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3717)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3366)
	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:138)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610)
	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:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
	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:601)
	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)
Caused by: java.lang.NullPointerException
	at org.jboss.tools.jst.web.ui.action.JSPProblemMarkerResolutionGenerator.getAddTLD(JSPProblemMarkerResolutionGenerator.java:278)
	at org.jboss.tools.jst.web.ui.action.JSPProblemMarkerResolutionGenerator.findResolutions(JSPProblemMarkerResolutionGenerator.java:323)
	at org.jboss.tools.jst.web.ui.action.JSPProblemMarkerResolutionGenerator.getResolutions(JSPProblemMarkerResolutionGenerator.java:72)
	at org.eclipse.ui.internal.ide.registry.MarkerHelpRegistry.getResolutions(MarkerHelpRegistry.java:253)
	at org.jboss.tools.common.quickfix.MarkerAnnotationInfo.getMarkerProposals(MarkerAnnotationInfo.java:62)
	at org.jboss.tools.common.quickfix.MarkerAnnotationInfo.getCompletionProposals(MarkerAnnotationInfo.java:50)
	at org.jboss.tools.common.text.xml.xpl.MarkerProblemAnnotationHoverProcessor$MarkerAnnotationInformationControl.createContent(MarkerProblemAnnotationHoverProcessor.java:220)
	at org.jboss.tools.common.text.xml.xpl.MarkerProblemAnnotationHoverProcessor$MarkerAnnotationInformationControl.setInput(MarkerProblemAnnotationHoverProcessor.java:189)
	at org.eclipse.jface.text.AbstractInformationControlManager.internalShowInformationControl(AbstractInformationControlManager.java:1181)
	at org.eclipse.jface.text.AbstractInformationControlManager.presentInformation(AbstractInformationControlManager.java:1150)
	at org.eclipse.jface.text.AbstractHoverInformationControlManager.presentInformation(AbstractHoverInformationControlManager.java:902)
	at org.eclipse.jface.text.TextViewerHoverManager.doPresentInformation(TextViewerHoverManager.java:243)
	at org.eclipse.jface.text.TextViewerHoverManager$5.run(TextViewerHoverManager.java:233)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
	... 24 more
{code}

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