if (HANDLE_TEMPRARY_PROBELMS.equals(event.getProperty()))
if (HANDLE_TEMPORARY_PROBLEMS.equals(event.getProperty()))
	public CompilationUnitDocumentProvider() {		fPropertyListener= new IPropertyChangeListener() {			public void propertyChange(PropertyChangeEvent event) {				if (HANDLE_TEMPRARY_PROBELMS.equals(event.getProperty()))					enableHandlingTemporaryProblems();			}		};				JavaPlugin.getDefault().getPreferenceStore().addPropertyChangeListener(fPropertyListener);	}