public void clear() {
    lock.lock();
    try {
      currentControlTuple = null;
      currentDataTuple = null;

      outQueue.clear();
    } finally {
      lock.unlock();
    }
  }
public void clear ( ) { lock . lock ( ) ; try { currentControlTuple = null ; currentDataTuple = null ; outQueue . clear ( ) ; } finally { lock . unlock ( ) ; } }
Clean the internal state of OutgoingTupleCollection