if (toolBarManager != null) {  Action action= new LexicalSortingAction(); toolBarManager.add(action);
if (toolBarManager != null) { toolBarManager.add(new ClassOnlyAction()); toolBarManager.add(new LexicalSortingAction());
	private void registerToolbarActions() {				IToolBarManager toolBarManager= getSite().getActionBars().getToolBarManager();		if (toolBarManager != null) {						Action action= new LexicalSortingAction();			toolBarManager.add(action);						fMemberFilterActionGroup= new MemberFilterActionGroup(fOutlineViewer, "JavaOutlineViewer"); //$NON-NLS-1$			fMemberFilterActionGroup.contributeToToolBar(toolBarManager);		}	}