Bug 160659 CCE in ResourceNavigator
16 failures in the org.eclipse.ui.tests java.lang.ClassCastException at org.eclipse.ui.tests.navigator.ResourceNavigatorTest.testSelectReveal(ResourceNavigatorTest.java:133) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:327) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:201) at org.eclipse.test.UITestApplication$3.run(UITestApplication.java:188) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:123) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3182) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2884) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1916) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1880) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:419) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95) at org.eclipse.test.UITestApplication.runApplication(UITestApplication.java:131) at org.eclipse.test.UITestApplication.run(UITestApplication.java:58) at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:74) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:348) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:165) at org.eclipse.core.launcher.Main.invokeFramework(Main.java:341) at org.eclipse.core.launcher.Main.basicRun(Main.java:285) at org.eclipse.core.launcher.Main.run(Main.java:987) at org.eclipse.core.launcher.Main.main(Main.java:962)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/navigator/ResourceNavigator.java
internalSetWorkingSet(workingSet);
        
        workingSetFilter.setWorkingSet(emptyWorkingSet ? null : workingSet);
        if (workingSet != null) {
            settings.put(STORE_WORKING_SET, workingSet.getName());
        } else {
            settings.put(STORE_WORKING_SET, ""); 
        }
        updateTitle();
        treeViewer.refresh();
        treeViewer.setExpandedElements(expanded);
        if (selection.isEmpty() == false
                && selection instanceof IStructuredSelection) {
            IStructuredSelection structuredSelection = (IStructuredSelection) selection;
            treeViewer.reveal(structuredSelection.getFirstElement());
        }
    }
	/**
	 * Set the internal working set fields specific to the navigator.
	 * 
	 * @param workingSet
	 *            the new working set
	 * @since 3.2
	 */
	private void internalSetWorkingSet(IWorkingSet workingSet) {
		this.workingSet = workingSet;
		emptyWorkingSet = workingSet != null && workingSet.isAggregateWorkingSet() 
				&& workingSet.isEmpty();
	}
    /**