[jbosstools-issues] [JBoss JIRA] Created: (JBIDE-3985) java.lang.NullPointerException when DND external image file into Visual Pane

[Yura Zhishko (JIRA)]

java.lang.NullPointerException when DND external image file into Visual Pane
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                 Key: JBIDE-3985
                 URL: https://jira.jboss.org/jira/browse/JBIDE-3985
             Project: Tools (JBoss Tools)
          Issue Type: Bug
          Components: Visual Page Editor core
    Affects Versions: 3.0.0.GA
            Reporter: Yura Zhishko
            Assignee: Maxim Areshkau


1) DnD any image file that doesn't belong to current project into Visual Pane
ASSERT: Insert tag dialog appears
2) Check any tag
RESULT: 

java.lang.NullPointerException

at org.jboss.tools.common.model.ui.editors.dnd.DropUtils.getResourceForMimeData(DropUtils.java:181)
at org.jboss.tools.common.model.ui.editors.dnd.AbsoluteFilePathAttributeValueLoader.fillTagAttributes(AbsoluteFilePathAttributeValueLoader.java:45)
at org.jboss.tools.common.model.ui.editors.dnd.DefaultDropWizardModel.doLoadDefaultAttributeValues(DefaultDropWizardModel.java:111)
at org.jboss.tools.common.model.ui.editors.dnd.DefaultDropWizardModel.setTagProposal(DefaultDropWizardModel.java:45)
at org.jboss.tools.common.model.ui.editors.dnd.composite.TagProposalsComposite$1.checkStateChanged(TagProposalsComposite.java:102)
at org.eclipse.jface.viewers.CheckboxTableViewer$1.run(CheckboxTableViewer.java:178)
at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37)
at org.eclipse.core.runtime.Platform.run(Platform.java:880)
at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:48)
at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:175)
at org.eclipse.jface.viewers.CheckboxTableViewer.fireCheckStateChanged(CheckboxTableViewer.java:176)
at org.eclipse.jface.viewers.CheckboxTableViewer.handleSelect(CheckboxTableViewer.java:266)
at org.eclipse.jface.viewers.StructuredViewer$4.widgetSelected(StructuredViewer.java:1168)
at org.eclipse.jface.util.OpenStrategy.fireSelectionEvent(OpenStrategy.java:227)
at org.eclipse.jface.util.OpenStrategy.access$3(OpenStrategy.java:221)
at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:388)
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.Display.runDeferredEvents(Display.java:3823)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3422)
at org.eclipse.jface.window.Window.runEventLoop(Window.java:825)
at org.eclipse.jface.window.Window.open(Window.java:801)
at org.jboss.tools.common.model.ui.editors.dnd.DefaultDropCommand.execute(DefaultDropCommand.java:90)
at org.jboss.tools.vpe.editor.VpeController.externalDropAny(VpeController.java:2196)
at org.jboss.tools.vpe.editor.VpeController.externalDrop(VpeController.java:2277)
at org.jboss.tools.vpe.dnd.VpeDnD.dragDrop(VpeDnD.java:220)
at org.jboss.tools.vpe.editor.VpeController.dragDrop(VpeController.java:2610)
at org.jboss.tools.vpe.editor.mozilla.MozillaDomEventListener.handleEvent(MozillaDomEventListener.java:159)
at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2371)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3420)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2384)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2348)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2200)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:495)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:490)
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:193)
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:386)
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:549)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504)
at org.eclipse.equinox.launcher.Main.run(Main.java:1236)

If I try to do the same steps for the source pane, there are no any exceptions, but inserted tag is empty.

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