[jbosstools-issues] [JBoss JIRA] Created: (JBIDE-3205) Styles crash when manipulate with EL expressions

[Yura Zhishko (JIRA)]

Styles crash when manipulate with EL expressions
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                 Key: JBIDE-3205
                 URL: https://jira.jboss.org/jira/browse/JBIDE-3205
             Project: Tools (JBoss Tools)
          Issue Type: Bug
          Components: Visual Page Editor core
    Affects Versions: 3.0.0.beta1
            Reporter: Yura Zhishko
            Assignee: Maxim Areshkau
            Priority: Critical


1) Import attachment project
2) Close VPE
3) Open VPE again
4) Open next page: WebContent -> pages -> scrollableDataTable -> index.jsp
5) Open Page Design Options
6) Create a new EL value: tableStyles=background-color:green; color:red; text-align:center;
7) Save this value only for current folder
8) Open next page: WebContent -> pages -> calendar -> calendar.jsp
9) Open Page Design Options
10) Create a new EL value: calendarStyles=background-color:green; color:red; text-align:center;
11) Create a new EL value: tableStyles=background-color:green; color:red; text-align:center;
12) Return to the page: WebContent -> pages -> scrollableDataTable -> index.jsp
13) Open Page Design Options
14) Click Edit for the current EL value
15) Save this value for all project
16) Return to the page: WebContent -> pages -> calendar -> calendar.jsp
17) Open Page Design Options
18) Click Edit for the current EL values
19) Save these values for all project
20) Go to WebContent -> pages -> inplaceSelect -> testVerify.jsp
21) Make some changes but don't save them
22) Choose Close all for opened pages

Next exeption occurs:

java.lang.NullPointerException
at org.jboss.tools.vpe.editor.VpeVisualDomBuilder.cleanHead(VpeVisualDomBuilder.java:1468)
at org.jboss.tools.vpe.editor.VpeVisualDomBuilder.dispose(VpeVisualDomBuilder.java:2191)
at org.jboss.tools.vpe.editor.VpeController.dispose(VpeController.java:424)
at org.jboss.tools.vpe.editor.mozilla.MozillaEditor.dispose(MozillaEditor.java:428)
at org.jboss.tools.vpe.editor.VpeEditorPart.dispose(VpeEditorPart.java:808)
at org.jboss.tools.jst.jsp.jspeditor.JSPMultiPageEditor.dispose(JSPMultiPageEditor.java:606)
at org.eclipse.ui.internal.WorkbenchPartReference.doDisposePart(WorkbenchPartReference.java:730)
at org.eclipse.ui.internal.EditorReference.doDisposePart(EditorReference.java:302)
at org.eclipse.ui.internal.WorkbenchPartReference.dispose(WorkbenchPartReference.java:681)
at org.eclipse.ui.internal.WorkbenchPage.disposePart(WorkbenchPage.java:1682)
at org.eclipse.ui.internal.WorkbenchPage.handleDeferredEvents(WorkbenchPage.java:1389)
at org.eclipse.ui.internal.WorkbenchPage.deferUpdates(WorkbenchPage.java:1373)
at org.eclipse.ui.internal.WorkbenchPage.closeEditors(WorkbenchPage.java:1347)
at org.eclipse.ui.internal.EditorStack.close(EditorStack.java:219)
at org.eclipse.ui.internal.PartStack$1.close(PartStack.java:122)
at org.eclipse.ui.internal.presentations.SystemMenuCloseAll.run(SystemMenuCloseAll.java:32)
at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:583)
at org.eclipse.jface.action.ActionContributionItem.access$2(ActionContributionItem.java:500)
at org.eclipse.jface.action.ActionContributionItem$5.handleEvent(ActionContributionItem.java:411)
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.ui.internal.Workbench.runEventLoop(Workbench.java:2382)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2346)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2198)
at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:493)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:488)
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)
at org.eclipse.equinox.launcher.Main.main(Main.java:1212)

23) Return to the page: calendar.jsp
24) Delete all El variables from Page Design Options
25) Press OK

Next exeption occurs:

org.eclipse.swt.SWTException: Failed to execute runnable (java.lang.NullPointerException)
	at org.eclipse.swt.SWT.error(SWT.java:3777)
	at org.eclipse.swt.SWT.error(SWT.java:3695)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:136)
	at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3800)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3425)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2382)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2346)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2198)
	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:493)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:288)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:488)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:193)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:386)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:549)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:504)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1236)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1212)
Caused by: java.lang.NullPointerException
	at org.jboss.tools.vpe.editor.VpeController$ActiveEditorSwitcher.access$3(VpeController.java:1890)
	at org.jboss.tools.vpe.editor.VpeController$15.runInUIThread(VpeController.java:1743)
	at org.eclipse.ui.progress.UIJob$1.run(UIJob.java:94)
	at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
	at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:133)
	... 23 more

I decided to mark this bug as critical, because VPE isn't blocked, but all styles crash...

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