Bug 97214 [misc] Opening a generated *.class file throws IllegalStateException
3.1 RC1 Opening a generated *.class file throws IllegalStateException !ENTRY org.eclipse.jdt.ui 4 2 2005-05-30 12:38:04.976 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.jdt.ui". !STACK 0 java.lang.IllegalStateException at org.eclipse.jdt.core.dom.ASTParser.internalCreateAST(ASTParser.java:752) at org.eclipse.jdt.core.dom.ASTParser.createAST(ASTParser.java:576) at org.eclipse.jdt.internal.ui.javaeditor.ASTProvider$1.run(ASTProvider.java:577) at org.eclipse.core.internal.runtime.InternalPlatform.run(InternalPlatform.java:1038) at org.eclipse.core.runtime.Platform.run(Platform.java:775) at org.eclipse.jdt.internal.ui.javaeditor.ASTProvider.createAST(ASTProvider.java:574) at org.eclipse.jdt.internal.ui.javaeditor.ASTProvider.getAST(ASTProvider.java:495) at org.eclipse.jdt.internal.ui.javaeditor.JavaEditor$7.run(JavaEditor.java:3092) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:67)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/ASTProvider.java
private Object fWaitLock= new Object();
	private boolean fIsReconciling;
	private IWorkbenchPart fActiveEditor;
	/**
	 * Creates a new AST provider.
	 */
	public ASTProvider() {
		install();
	}
	/**
	 * Installs this AST provider.
	 */
	void install() {
		
		fActivationListener= new ActivationListener();
		PlatformUI.getWorkbench().addWindowListener(fActivationListener);
		
		IWorkbenchWindow[] windows= PlatformUI.getWorkbench().getWorkbenchWindows();
		for (int i= 0, length= windows.length; i < length; i++)
			windows[i].getPartService().addPartListener(fActivationListener);
	}
	private void activeJavaEditorChanged(IWorkbenchPart editor) {
		IJavaElement javaElement= null;
		if (editor instanceof JavaEditor)
			javaElement= ((JavaEditor)editor).getInputJavaElement();
		synchronized (this) {
			fActiveEditor= editor;
			fActiveJavaElement= javaElement;
		}
		if (DEBUG)