Bug 307405 [CommonNavigator] Deadlock in NavigatorContentServiceContentProvider
We are using an adopting product and one of our users encountered this deadlock when starting up their workspace: 1LKDEADLOCK Deadlock detected !!! NULL --------------------- NULL 2LKDEADLOCKTHR Thread "main" (0x41591300) 3LKDEADLOCKWTR is waiting for: 4LKDEADLOCKMON sys_mon_t:0x43134548 infl_mon_t: 0x43134580: 4LKDEADLOCKOBJ org/eclipse/ui/internal/navigator/NavigatorSaveablesService@0x05DB48A8/0x05DB48B4: 3LKDEADLOCKOWN which is owned by: 2LKDEADLOCKTHR Thread "Framework Event Dispatcher" (0x42467700) 3LKDEADLOCKWTR which is waiting for: 4LKDEADLOCKMON sys_mon_t:0x43BA6AB8 infl_mon_t: 0x43BA6AF0: 4LKDEADLOCKOBJ org/eclipse/ui/internal/navigator/NavigatorContentServiceContentProvider@0x0306F6E8/0x0306F6F4: 3LKDEADLOCKOWN which is owned by: 2LKDEADLOCKTHR Thread "main" (0x41591300) I will attach the stack trace.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/NavigatorContentService.java
}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#toString()
	 */
	public String toString() {
		return "ContentService[" + viewerDescriptor.getViewerId() + "]"; 
	}
	private void notifyListeners(NavigatorContentExtension aDescriptorInstance) {
		if (listeners.size() == 0) {
			return;
		}
		INavigatorContentServiceListener listener = null;
		List failedListeners = null;
		for (Iterator listenersItr = listeners.iterator(); listenersItr
				.hasNext();) {
			try {
				listener = (INavigatorContentServiceListener) listenersItr
						.next();
				listener.onLoad(aDescriptorInstance);
			} catch (RuntimeException re) {
				if (failedListeners == null) {
					failedListeners = new ArrayList();
				}
				failedListeners.add(listener);
			}
		}
		if (failedListeners != null) {
			listeners.removeAll(failedListeners);