Project: Eclipse_Platform_UI
Bug 116685 [CommonNavigator] ClassCastException trying to execute action
Reported: 2005-11-16 11:32:00 | Status: verified fixed

Prevents action contributions from being executed. This exception was created using a popupMenu objectContribution extension (using DTP with its sample connection profile plug-in). java.lang.ClassCastException at org.eclipse.ui.navigator.internal.NavigatorContentService$1.compare (NavigatorContentService.java:669) at java.util.Arrays.mergeSort(Arrays.java:1278) at java.util.Arrays.sort(Arrays.java:1219) at org.eclipse.ui.navigator.internal.NavigatorContentService.extractDescriptorInsta nces(NavigatorContentService.java:640) at org.eclipse.ui.navigator.internal.NavigatorContentService.extractDescriptorInsta nces(NavigatorContentService.java:617) at org.eclipse.ui.navigator.internal.NavigatorContentService.findRelevantContentExt ensions(NavigatorContentService.java:272) at org.eclipse.ui.navigator.internal.NavigatorActionService.addContentDescriptorMen u(NavigatorActionService.java:194) at org.eclipse.ui.navigator.internal.NavigatorActionService.fillContextMenu (NavigatorActionService.java:159) at org.eclipse.ui.navigator.CommonNavigatorManager.fillContextMenu (CommonNavigatorManager.java:158) at org.eclipse.ui.navigator.CommonNavigatorManager$1.menuAboutToShow (CommonNavigatorManager.java:177) at org.eclipse.jface.action.MenuManager.fireAboutToShow(MenuManager.java:285) at org.eclipse.jface.action.MenuManager.handleAboutToShow(MenuManager.java:372) at org.eclipse.jface.action.MenuManager.access$0(MenuManager.java:369) at org.eclipse.jface.action.MenuManager$2.menuShown(MenuManager.java:386) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:117) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:896) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:920) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:901) at org.eclipse.swt.widgets.Control.WM_INITMENUPOPUP(Control.java:3451) at org.eclipse.swt.widgets.Control.windowProc(Control.java:3168) at org.eclipse.swt.widgets.Decorations.windowProc(Decorations.java:1538) at org.eclipse.swt.widgets.Display.windowProc(Display.java:3908) at org.eclipse.swt.internal.win32.OS.TrackPopupMenu(Native Method) at org.eclipse.swt.widgets.Menu._setVisible(Menu.java:225) at org.eclipse.swt.widgets.Display.runPopups(Display.java:3262) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2850) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1774) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1738) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:376) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:143) at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:106) at org.eclipse.core.internal.runtime.PlatformActivator$1.run (PlatformActivator.java:226) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:376) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:165) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:324) at org.eclipse.core.launcher.Main.invokeFramework(Main.java:338) at org.eclipse.core.launcher.Main.basicRun(Main.java:282) at org.eclipse.core.launcher.Main.run(Main.java:977) at org.eclipse.core.launcher.Main.main(Main.java:952)

Files changed in fix:
bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/CommonNavigator.java bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/internal/NavigatorActionService.java bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/internal/NavigatorContentService.java bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/internal/extensions/ExtensionStateModel.java bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/internal/extensions/NavigatorContentDescriptor.java bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/internal/extensions/NavigatorContentExtension.java bundles/org.eclipse.ui.navigator/src-navigator/org/eclipse/ui/navigator/internal/filters/CommonViewerFilter.java