Bug 18071 Package Viewer: Too many refreshes
F1 - when a working copy is closed, it's package is updated - update on a package results in a refresh as the abstract filter claims that IMAGE is a filter property
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/JavaElementContentProvider.java
}
	}
	
	/**
	 * Updates the package icon
	 */
	 private void updatePackageIcon(final IJavaElement element) {
	 	postRunnable(new Runnable() {
			public void run() {
				
				Control ctrl= fViewer.getControl();
				if (ctrl != null && !ctrl.isDisposed()) 
					fViewer.update(element, new String[]{IBasicPropertyConstants.P_IMAGE});
			}
		});
	 }
	/**
	 * Process resource deltas
	 */
	private void processResourceDelta(IResourceDelta delta, Object parent) {
		int status= delta.getKind();
		IResource resource= delta.getResource();
		
		if (resource == null) 
			return;
			
		
		if ((status & IResourceDelta.REMOVED) != 0) {
			if (parent instanceof IPackageFragment)