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
import org.eclipse.ui.part.ViewPart;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.eclipse.ui.views.framelist.FrameList;
import org.eclipse.ui.views.framelist.TreeFrame;
/**
 * Implements the Resource Navigator view.
 */
public class ResourceNavigator extends ViewPart implements ISetSelectionTarget,
        IResourceNavigator {
    private TreeViewer viewer;
    private IDialogSettings settings;
    private IMemento memento;
    private FrameList frameList;
    private ResourceNavigatorActionGroup actionGroup;
    private ResourcePatternFilter patternFilter = new ResourcePatternFilter();
    private ResourceWorkingSetFilter workingSetFilter = new ResourceWorkingSetFilter();
    private boolean linkingEnabled;
    private boolean dragDetected;
    private Listener dragDetectListener;
    /**
     * Remembered working set.
     */
    private IWorkingSet workingSet;
    /**
	 * Marks whether the working set we're using is currently empty. In this
	 * event we're effectively not using a working set.
	 */
    private boolean emptyWorkingSet = false;
    
    /**