Bug 12049 Java Browing is not saving its state.
Open a java browing perspective. Select a project, package and type. Exit the workspace Re-start it. The selected project,package and type are not selected anymore.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/browsing/JavaBrowsingPart.java
/**
	 * Adds additional listeners to this view.
	 * This method can be overridden but should
	 * call super.
	 */
	protected void hookViewerListeners() {
		fViewer.addSelectionChangedListener(new ISelectionChangedListener() {
			public void selectionChanged(SelectionChangedEvent event) {
				if (!fProcessSelectionEvents)
					return;
				IWorkbenchPage page= getSite().getPage();
				if (page == null)
					return;
				if (page.equals(JavaPlugin.getActivePage()) && JavaBrowsingPart.this.equals(page.getActivePart())) {
					linkToEditor((IStructuredSelection)event.getSelection());
				}
			}
		});
		fViewer.addOpenListener(new IOpenListener() {
			public void open(OpenEvent event) {
				IAction open= fOpenEditorGroup.getOpenAction();
				if (open.isEnabled()) {
					open.run();
					restoreSelection();
				}
			}
		});
	}
	void restoreSelection() {