Esempio n. 1
0
  public synchronized void sendUnreliable(Message msg, int msgSize) {
    setupDrip(msg, msgSize);

    state = SENDING_NEW;
    wakeupMsg = false;
    sendCount = 0;
    maxSendCount = 1;
    trickle.schedule(trickleTask, 0, SEND_RATE);
    try {
      wait();
    } catch (InterruptedException e) {
      // return
    }
  }
Esempio n. 2
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  public synchronized void sendWakeup(Message msg, int msgSize) {
    setupDrip(msg, msgSize);

    state = SENDING_NEW;
    wakeupMsg = true;
    sendCount = 0;
    maxSendCount = WAKEUP_SEND_COUNT;
    trickle.schedule(trickleTask, 0, WAKEUP_SEND_RATE);
    try {
      wait();
    } catch (InterruptedException e) {
      // return
    }
  }
Esempio n. 3
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  public synchronized void send(Message msg, int msgSize) {
    setupDrip(msg, msgSize);

    state = PROBING;
    wakeupMsg = false;
    sendCount = 0;
    maxSendCount = SEND_COUNT;
    trickle.schedule(trickleTask, 0, 500);
    try {
      wait();
    } catch (InterruptedException e) {
      // return
    }
  }
Esempio n. 4
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  public void messageReceived(int to, Message m) {

    DripMsg msg = (DripMsg) m;

    int newId = msg.get_metadata_id();
    int newSeqno = msg.get_metadata_seqno();

    log.debug("Received Msg: id=" + newId + ",seqno=" + newSeqno);

    if (newId != id) {
      log.debug("dropped, not ID " + id);
      return;
    }

    if ((newSeqno & ~DripConsts.DRIP_WAKEUP_BIT) == DripConsts.DRIP_SEQNO_NEWEST) {
      log.debug("dropped, a special seqno " + newSeqno);
      return;
    }

    switch (state) {
      case PROBING:
        seqno = newSeqno;
        log.info(
            "Receive: id=" + id + ",seqno=" + dripMsg.get_metadata_seqno() + " Heard Old Seqno");
        incrementSeqno();
        state = SENDING_SEQNO;
      case SENDING_SEQNO:
        if (seqno == newSeqno) {
          log.info(
              "Receive: id=" + id + ",seqno=" + dripMsg.get_metadata_seqno() + " Heard New Seqno");
          trickle.cancel();
          trickleTask.cancel();
          sendDone();
        }
      default:
    }
  }