Bug 31818 [navigation] Open Type Hierarchy loses selection
build I20030211 - open a CU (e.g. BookmarkNavigator.java) - position the cursor between methods - F4 - it opens the type hierarchy on the class, but also changes the text editor's selection to select the class name It should not affect the text editor selection.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
processOutstandingEvents();
		if (inputElement == null) {	
			clearInput();
		} else {
			fInputElement= inputElement;
			try {
				fHierarchyLifeCycle.ensureRefreshedTypeHierarchy(inputElement, JavaPlugin.getActiveWorkbenchWindow());
				
			} catch (InvocationTargetException e) {
				ExceptionHandler.handle(e, getSite().getShell(), TypeHierarchyMessages.getString("TypeHierarchyViewPart.exception.title"), TypeHierarchyMessages.getString("TypeHierarchyViewPart.exception.message")); 
				clearInput();
				return;
			} catch (InterruptedException e) {
				return;				
			}
				
			if (inputElement.getElementType() != IJavaElement.TYPE) {
				setView(VIEW_ID_TYPE);
			}
			
			setMemberFilter(null);
			fIsEnableMemberFilter= false;
			if (!inputElement.equals(prevInput)) {
				updateHierarchyViewer(true);
			}