openide/src/org/openide/text/CloneableEditorSupport.java: 39/984
    private Task loadTask;
    private Task prepareTask;
        prepareDocument().waitFinished();
    public Task prepareDocument() {
    private Task prepareDocument(final boolean clearDocument) {
        Task t = prepareTask;
        synchronized (getLock ()) {
            prepareTask = RequestProcessor.getDefault().post(new Runnable () {
                        synchronized (getLock ()) {
                            loadTask = new Task(getListener());
        NbDocument.runAtomic(doc, new Runnable() {
            prepareDocument ().waitFinished ();
            Task t = loadTask;
                t.waitFinished ();
        synchronized(LOCK_PRINTING) {
            synchronized(LOCK_PRINTING) {
            java.awt.EventQueue.invokeLater(new Runnable() { 
    protected Task reloadDocument() {
        synchronized (getLock ()) {
                final Task docLoadTask = prepareDocument(true);
                      public void taskFinished (Task task) {
                          SwingUtilities.invokeLater(new Runnable() {
	    synchronized (this) {
		    RequestProcessor.getDefault().post(new Runnable() {
				synchronized (CloneableEditorSupport.this) {
        synchronized(LOCK_LINE_SET) {
                synchronized(oldSet.lines) {
            Task prep;
            synchronized (getLock()) {
            prep.waitFinished();
            RequestProcessor.getDefault().post(new Runnable() {
            synchronized (this) {
        synchronized (getLock()) {
        final Task t = prepareDocument ();
            public void taskFinished (org.openide.util.Task t2) {
                javax.swing.SwingUtilities.invokeLater (this);
            SwingUtilities.invokeLater(undoTask);
                      SwingUtilities.invokeLater(
             synchronized (getLock ()) {