[jbosstools-issues] [JBoss JIRA] Resolved: (JBIDE-1045) Visual Editor throws exceptions during undo execution

Visual Editor throws exceptions during undo execution ----------------------------------------------------- Key: JBIDE-1045 URL: http://jira.jboss.com/jira/browse/JBIDE-1045 Project: JBoss Tools Issue Type: Bug Components: Visual Page Editor Environment: Windows XP Professional Reporter: Denis Golovin Assigned To: Sergey Vasilyev Fix For: 2.0.0.xulrunner 1. Create seam web project 2. Open WebContent/login.xhtml 3. select login button 4. increase button width using resizer (DnD right square to the right, release DnD) 5. then drag upper center resizer square up and drop it 6. try undo the changes by Ctrl-Z Exception occurs: java.lang.ClassCastException: $Proxy12 at org.jboss.tools.vpe.editor.template.VpeCopyCreator.removeAttribute(VpeCopyCreator.java:124) at org.jboss.tools.vpe.editor.template.VpeHtmlTemplate.removeAttribute(VpeHtmlTemplate.java:558) at org.jboss.tools.vpe.editor.template.VpeHtmlTemplate.removeAttribute(VpeHtmlTemplate.java:544) at org.jboss.tools.vpe.editor.template.VpeHtmlTemplate.removeAttribute(VpeHtmlTemplate.java:170) at org.jboss.tools.vpe.editor.VpeVisualDomBuilder.removeAttribute(VpeVisualDomBuilder.java:984) at org.jboss.tools.vpe.editor.VpeController.notifyChanged(VpeController.java:363) at org.eclipse.wst.sse.core.internal.provisional.AbstractNotifier.notify(AbstractNotifier.java:201) at org.eclipse.wst.xml.core.internal.document.XMLModelNotifierImpl.notify(XMLModelNotifierImpl.java:238) at org.eclipse.wst.xml.core.internal.document.XMLModelNotifierImpl.notifyDeferred(XMLModelNotifierImpl.java:340) at org.eclipse.wst.xml.core.internal.document.XMLModelNotifierImpl.endChanging(XMLModelNotifierImpl.java:178) at org.eclipse.wst.xml.core.internal.document.DOMModelImpl.changedModel(DOMModelImpl.java:163) at org.eclipse.wst.sse.core.internal.undo.StructuredTextUndoManager.undo(StructuredTextUndoManager.java:648) at org.eclipse.wst.sse.ui.StructuredTextViewerUndoManager.undo(StructuredTextViewerUndoManager.java:183) at org.eclipse.jface.text.TextViewer.doOperation(TextViewer.java:3693) at org.eclipse.jface.text.source.SourceViewer.doOperation(SourceViewer.java:857) at org.eclipse.jface.text.source.projection.ProjectionViewer.doOperation(ProjectionViewer.java:1429) at org.eclipse.wst.sse.ui.internal.StructuredTextViewer.doOperation(StructuredTextViewer.java:502) at org.jboss.tools.jst.jsp.jspeditor.JSPTextEditor$JSPStructuredTextViewer.doOperation(JSPTextEditor.java:627) at org.eclipse.ui.texteditor.TextOperationAction$1.run(TextOperationAction.java:131) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:67) at org.eclipse.ui.texteditor.TextOperationAction.run(TextOperationAction.java:129) at org.jboss.tools.vpe.editor.VpeVisualKeyHandler.ctrlKeyPressHandler(VpeVisualKeyHandler.java:134) at org.jboss.tools.vpe.editor.VpeVisualKeyHandler.keyPressHandler(VpeVisualKeyHandler.java:95) at org.jboss.tools.vpe.editor.VpeController.keyPress(VpeController.java:844) at org.jboss.tools.vpe.editor.mozilla.MozillaDomEventListener.handleEvent(MozillaDomEventListener.java:162) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2264) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3291) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219) at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:153) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:106) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176) 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:504) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:443) at org.eclipse.equinox.launcher.Main.run(Main.java:1169) at org.eclipse.equinox.launcher.Main.main(Main.java:1144)