Bug 175181 NavigatorSaveablesServices NPEs on shutdown
The following exception was encountered on shutdown the applicaiton. It happend on Linux(SuSE Linux Enterprise 9, PatchLevel: 3). It's very similar to defect: 142785. !ENTRY org.eclipse.osgi 4 0 2006-05-19 11:21:38.993 !MESSAGE An unexpected runtime error has occurred. !STACK 0 java.lang.NullPointerException at org.eclipse.ui.internal.navigator.NavigatorSaveablesService.computeSaveables(NavigatorSaveablesService.java:216) at org.eclipse.ui.internal.navigator.NavigatorSaveablesService.recomputeSaveablesAndNotify(NavigatorSaveablesService.java:374) at org.eclipse.ui.internal.navigator.NavigatorSaveablesService.handleBundleStopped(NavigatorSaveablesService.java:457) at org.eclipse.ui.internal.navigator.NavigatorSaveablesService.bundleChanged(NavigatorSaveablesService.java:100) at org.eclipse.ui.internal.navigator.NavigatorPlugin$1.bundleChanged(NavigatorPlugin.java:35) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.dispatchEvent(BundleContextImpl.java:1206) at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:189) at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:291) 11
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/NavigatorSaveablesService.java
}
	/**
	 * @param element
	 * @param contentProvider
	 * @return the saveable, or null
	 */
	private Saveable findSaveable(Object element,
			ITreeContentProvider contentProvider) {
		while (element != null) {
			Saveable saveable = getSaveable(element);
			if (saveable != null) {
				return saveable;
			}
			element = contentProvider.getParent(element);
		}
		return null;
	}
	/**
	 * @param paths
	 * @return the saveable, or null
	 */
	private Saveable findSaveable(TreePath[] paths) {
		for (int i = 0; i < paths.length; i++) {
			Saveable saveable = findSaveable(paths[i]);
			if (saveable != null) {
				return saveable;
			}
		}
		return null;
	}