Bug 40347 [misc] Renaming a project with an open editor fills log
I20030716+plugin-export 1) have a Java file open in the Java editor 2) rename the enclosing project -> exception in log but no stacktrace
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/CompilationUnitEditor.java
private int fRememberedElementOffset;
	
	private BracketInserter fBracketInserter= new BracketInserter();
	
	private GenerateActionGroup fGenerateActionGroup;
	private CompositeActionGroup fContextMenuGroup;
	
	/**
	 * Creates a new compilation unit editor.
	 */
	public CompilationUnitEditor() {
		super();
		setDocumentProvider(JavaPlugin.getDefault().getCompilationUnitDocumentProvider());
		setEditorContextMenuId("#CompilationUnitEditorContext"); 
		setRulerContextMenuId("#CompilationUnitRulerContext"); 
		setOutlinerContextMenuId("#CompilationUnitOutlinerContext"); 
		
		fSavePolicy= null;
			
		fJavaEditorErrorTickUpdater= new JavaEditorErrorTickUpdater(this);		
	}
	
	/*
	 * @see AbstractTextEditor#createActions()
	 */
	protected void createActions() {
		
		super.createActions();
		Action action= new TextOperationAction(JavaEditorMessages.getResourceBundle(), "CorrectionAssistProposal.", this, CORRECTIONASSIST_PROPOSALS); 
		action.setActionDefinitionId(IJavaEditorActionDefinitionIds.CORRECTION_ASSIST_PROPOSALS);