code: public boolean checkRepeatMove ()
      {
          long now = System.currentTimeMillis();
          if (now - _lastRequestTime < STALE_REQUEST_DURATION) {
              return true;
  
          } else {
              _lastRequestTime = now;
              return false;
          }
      }
docs: Called to test and set a time stamp that we use to determine if a pending moveTo request is
  stale.