问只在while循环中执行一次

EN

private SomeQueue queue;
private boolean raiseAlarmOnce = true;
private boolean alarmRaised;
private AlarmConnection alarmConnection;

void addToQueue(Object obj) {

     queue.add(obj);

     while (queue.size() > 1000) {
         queue.remove(); 

         if (m_raiseAlarmOnce) {
            // raiseAlarm mtheod will return boolean value to indicate 
            // the result of raising alarm
            m_alarmRaised = alarmConnection.raiseAlarm();
            raiseAlarmOnce = false;
         }
      }
      m_raiseAlarmOnce = true;

      if (m_alarmRaised) {
         alarmConnection.clear();
         m_alarmRaised = false;
      }
   }