notifier.notifyAll ();
{ synchronized (notifier) { notifier.notifyAll (); } }
  public void dispatch ()  {    Exception e = null;    if (catchExceptions)      try	{	  runnable.run ();	}      catch (Exception x)	{	  exception = x;	}    else      runnable.run ();    if (notifier != null)      notifier.notifyAll ();  }