Bug 26265 No busy cursor when selecting type in type hierarchy [type hierarchy]
Build 20021113 - load JUnit - create hierarchy for TestCase - enlarge size of TestCase.java by duplicating methods - select Object in hierarchy - select TextCase in hierarchy observe: you don't get a busy cursor. IDE looks froozen.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/typehierarchy/TypeHierarchyViewPart.java
}
				}
			} else {
				int kind= element.getElementType();
				if (kind != IJavaElement.JAVA_PROJECT && kind != IJavaElement.PACKAGE_FRAGMENT_ROOT && kind != IJavaElement.PACKAGE_FRAGMENT) {
					element= null;
					JavaPlugin.logErrorMessage("Invalid type hierarchy input type.");
				}
			}
		}	
		if (element != null && !element.equals(fInputElement)) {
			addHistoryEntry(element);
		}
			
		updateInput(element);
	}
	
	/**
	 * Changes the input to a new type
	 */
	private void updateInput(IJavaElement inputElement) {
		IJavaElement prevInput= fInputElement;
		
		fInputElement= inputElement;
		if (fInputElement == null) {	
			clearInput();
		} else {			
			try {
				fHierarchyLifeCycle.ensureRefreshedTypeHierarchy(fInputElement, new BusyIndicatorRunnableContext());
			} catch (JavaModelException e) {