Attachment #14338 for bug #41883

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    /** Fire TaskListener.structureChanged */
    protected void fireStructureChanged(Task task) {
        TaskListener[] taskListeners; // some listeners are self deregistering on this event causing index exception
        synchronized (listeners) {
            taskListeners = new TaskListener[listeners.size()];
            taskListeners = (TaskListener[]) listeners.toArray(taskListeners);


    /** Fire TaskListener.removedTask */
    protected void fireRemoved(Task pt, Task task) {
        TaskListener[] taskListeners;  // some listeners are self deregistering on this event causing index exception
        synchronized (listeners) {
            taskListeners = new TaskListener[listeners.size()];
            taskListeners = (TaskListener[]) listeners.toArray(taskListeners);
                TaskListener tl = (TaskListener) listeners.get(i);
                tl.removedTask(pt, task);
            }
        }
        for (int i = 0; i < taskListeners.length; i++) {
            taskListeners[i].removedTask(pt, task);
        }

    }

    /** 

Return to bug 41883

Lines 257-263 Link Here

(-)core/src/org/netbeans/modules/tasklist/core/TaskList.java (-6 / +8 lines)
257		257
258	/** Fire TaskListener.structureChanged */	258	/** Fire TaskListener.structureChanged */
259	protected void fireStructureChanged(Task task) {	259	protected void fireStructureChanged(Task task) {
260	TaskListener[] taskListeners;	260	TaskListener[] taskListeners; // some listeners are self deregistering on this event causing index exception
261	synchronized (listeners) {	261	synchronized (listeners) {
262	taskListeners = new TaskListener[listeners.size()];	262	taskListeners = new TaskListener[listeners.size()];
263	taskListeners = (TaskListener[]) listeners.toArray(taskListeners);	263	taskListeners = (TaskListener[]) listeners.toArray(taskListeners);
Lines 269-281 Link Here
269		269
270	/** Fire TaskListener.removedTask */	270	/** Fire TaskListener.removedTask */
271	protected void fireRemoved(Task pt, Task task) {	271	protected void fireRemoved(Task pt, Task task) {
		272	TaskListener[] taskListeners; // some listeners are self deregistering on this event causing index exception
272	synchronized (listeners) {	273	synchronized (listeners) {
273	int n = listeners.size();	274	taskListeners = new TaskListener[listeners.size()];
274	for (int i = 0; i < n; i++) {	275	taskListeners = (TaskListener[]) listeners.toArray(taskListeners);
275	TaskListener tl = (TaskListener) listeners.get(i);
276	tl.removedTask(pt, task);
277	}
278	}	276	}
		277	for (int i = 0; i < taskListeners.length; i++) {
		278	taskListeners[i].removedTask(pt, task);
		279	}
		280
279	}	281	}
280		282
281	/**	283	/**