Exemplo n.º 1
0
 /**
  * Terminates this timer, discarding any currently scheduled tasks. Does not interfere with a
  * currently executing task (if it exists). Once a timer has been terminated, its execution thread
  * terminates gracefully, and no more tasks may be scheduled on it.
  *
  * <p>Note that calling this method from within the run method of a timer task that was invoked by
  * this timer absolutely guarantees that the ongoing task execution is the last task execution
  * that will ever be performed by this timer.
  *
  * <p>This method may be called repeatedly; the second and subsequent calls have no effect.
  */
 public void cancel() {
   synchronized (queue) {
     queue.newTasksMayBeScheduled = false;
     queue.clear();
     queue.notify(); // In case queue was already empty.
   }
 }
Exemplo n.º 2
0
 /** start the main processing loop. */
 public void run() {
   try {
     mainLoop();
     /*
      * If mainLoop returns then thread timed out with no events
      * in the queue.  The thread will quietly be restarted in sched()
      * when the next TimerTask is queued.
      */
   } catch (Throwable t) {
     // Someone killed this Thread, behave as if Timer cancelled
     synchronized (queue) {
       queue.newTasksMayBeScheduled = false;
       queue.clear(); // Eliminate obsolete references
     }
   }
 }