示例#1
0
  public synchronized void messageReceived(int to, Message m) {

    DrainMsg mhMsg = (DrainMsg) m;

    log.debug(
        "incoming: localDest: "
            + to
            + " type:"
            + mhMsg.get_type()
            + " hops:"
            + (16 - mhMsg.get_ttl())
            + " seqNo:"
            + mhMsg.get_seqNo()
            + " source:"
            + mhMsg.get_source()
            + " finalDest:"
            + mhMsg.get_dest());

    // lets assume that the network cannot buffer more than 25 drain msgs from a single source at a
    // time (should be more than reasonable)
    if (seqNos.containsKey(new Integer(mhMsg.get_source()))) {
      int oldSeqNo = ((Integer) seqNos.get(new Integer(mhMsg.get_source()))).intValue();
      int upperBound = mhMsg.get_seqNo() + 25;
      int wrappedUpperBound = 25 - (255 - mhMsg.get_seqNo());
      if ((oldSeqNo >= mhMsg.get_seqNo() && oldSeqNo < upperBound)
          || (oldSeqNo >= 0 && oldSeqNo < wrappedUpperBound)) {
        log.debug(
            "Dropping message from "
                + mhMsg.get_source()
                + " with duplicate seqNo: "
                + mhMsg.get_seqNo());
        return;
      }
    }
    seqNos.put(new Integer(mhMsg.get_source()), new Integer(mhMsg.get_seqNo()));

    if (to != spAddr && to != MoteIF.TOS_BCAST_ADDR && to != TOS_UART_ADDR) {
      log.debug("Dropping message not for me.");
      return;
    }

    HashSet promiscuousSet = (HashSet) idTable.get(new Integer(BCAST_ID));
    HashSet listenerSet = (HashSet) idTable.get(new Integer(mhMsg.get_type()));

    if (listenerSet != null && promiscuousSet != null) {
      listenerSet.addAll(promiscuousSet);
    } else if (listenerSet == null && promiscuousSet != null) {
      listenerSet = promiscuousSet;
    }

    if (listenerSet == null) {
      log.debug("No Listener for type: " + mhMsg.get_type());
      return;
    }

    for (Iterator it = listenerSet.iterator(); it.hasNext(); ) {
      MessageListener ml = (MessageListener) it.next();
      ml.messageReceived(to, mhMsg);
    }
  }
示例#2
0
  public void deregisterListener(int id, MessageListener m) {
    HashSet listenerSet = (HashSet) idTable.get(new Integer(id));

    if (listenerSet == null) {
      throw new IllegalArgumentException("No listeners registered for message type " + id);
    }
    listenerSet.remove(m);
  }
示例#3
0
  public void registerListener(int id, MessageListener m) {
    HashSet listenerSet = (HashSet) idTable.get(new Integer(id));

    if (listenerSet == null) {
      listenerSet = new HashSet();
      idTable.put(new Integer(id), listenerSet);
    }
    listenerSet.add(m);
    log.info("New Listener for id=" + id);
  }
示例#4
0
 public void addRequestForStream(StreamDataSource sds, int serial) {
   if (afterLoadMap.containsKey(sds)) {
     List sList = (List) afterLoadMap.get(sds);
     sList.add(new Integer(serial));
   } else {
     List sList = new LinkedList();
     sList.add(new Integer(serial));
     afterLoadMap.put(sds, sList);
   }
 }
示例#5
0
  public void loadStreams() throws Exception {
    Config config = Config.getConfiguration("manager.streams");
    afterLoadMap = new HashMap();
    Object[] names = config.getArray("streams", null);

    if (names == null) {
      return;
    }

    for (int i = 0; i < names.length; i++) {
      StreamDataSource sds = new StreamDataSource(names[i].toString());
      sds.load();
      sds.initiate();
      addStreamNoFire(sds);
      addDefault(sds);
    }

    Iterator it = afterLoadMap.keySet().iterator();
    while (it.hasNext()) {
      StreamDataSource sds = (StreamDataSource) it.next();
      List sList = (List) afterLoadMap.get(sds);

      Iterator addIt = sList.iterator();
      while (addIt.hasNext()) {
        Integer serial = (Integer) addIt.next();
        StreamDataSource addStream = getStream(serial.intValue());
        if (addStream != null) {
          sds.addStream(addStream);
        } else {
          logger.warn("Unable to find source (" + serial + ") for " + sds);
        }
      }
    }

    afterLoadMap = null;
  }
示例#6
0
 public StreamDataSource getStream(int serial) {
   return (StreamDataSource) serialToStream.get(new Integer(serial));
 }