Esempio n. 1
0
  /* private constructor */
  private TrackServer(int tcpPorts[], int udpPorts[], int commandPort) throws Throwable {
    int listeners = 0;

    // Start TCP listeners
    if (!ListTools.isEmpty(tcpPorts)) {
      for (int i = 0; i < tcpPorts.length; i++) {
        int port = tcpPorts[i];
        if (ServerSocketThread.isValidPort(port)) {
          try {
            this._startTCP(port);
            listeners++;
          } catch (java.net.BindException be) {
            Print.logError("TCP: Error binding to port: %d", port);
          }
        } else {
          throw new Exception("TCP: Invalid port number: " + port);
        }
      }
    }

    // Start UDP listeners
    if (!ListTools.isEmpty(udpPorts)) {
      for (int i = 0; i < udpPorts.length; i++) {
        int port = udpPorts[i];
        if (ServerSocketThread.isValidPort(port)) {
          try {
            ServerSocketThread sst = this._startUDP(port);
            if (this.udpSocket == null) {
              this.udpSocket = sst.getDatagramSocket();
            }
            listeners++;
          } catch (java.net.BindException be) {
            Print.logError("UDP: Error binding to port: %d", port);
          }
        } else {
          throw new Exception("UDP: Invalid port number: " + port);
        }
      }
    }

    /* do we have any active listeners? */
    if (listeners <= 0) {
      Print.logWarn("No active device communication listeners!");
    }
  }
Esempio n. 2
0
  /* start UDP listener */
  private ServerSocketThread _startUDP(int port) throws Throwable {
    ServerSocketThread sst = null;

    /* create server socket */
    try {
      sst = new ServerSocketThread(ServerSocketThread.createDatagramSocket(port));
    } catch (Throwable t) { // trap any server exception
      Print.logException("ServerSocket error", t);
      throw t;
    }

    /* initialize */
    sst.setTextPackets(Constants.ASCII_PACKETS);
    sst.setBackspaceChar(null); // no backspaces allowed
    sst.setLineTerminatorChar(Constants.ASCII_LINE_TERMINATOR);
    sst.setIgnoreChar(Constants.ASCII_IGNORE_CHARS);
    sst.setMaximumPacketLength(Constants.MAX_PACKET_LENGTH);
    sst.setMinimumPacketLength(Constants.MIN_PACKET_LENGTH);
    sst.setIdleTimeout(TrackServer.udpTimeout_idle);
    sst.setPacketTimeout(TrackServer.udpTimeout_packet);
    sst.setSessionTimeout(TrackServer.udpTimeout_session);
    sst.setTerminateOnTimeout(Constants.TERMINATE_ON_TIMEOUT);
    sst.setClientPacketHandlerClass(TrackClientPacketHandler.class);

    /* start thread */
    Print.logInfo(
        "Starting UDP listener thread on port "
            + port
            + " [timeout="
            + sst.getSessionTimeout()
            + "ms] ...");
    sst.start();
    this.udpThread.add(sst);
    return sst;
  }
Esempio n. 3
0
  /* start TCP listener */
  private void _startTCP(int port) throws Throwable {
    ServerSocketThread sst = null;

    /* create server socket */
    try {
      sst = new ServerSocketThread(port);
    } catch (Throwable t) { // trap any server exception
      Print.logException("ServerSocket error", t);
      throw t;
    }

    /* initialize */
    sst.setTextPackets(Constants.ASCII_PACKETS);
    sst.setBackspaceChar(null); // no backspaces allowed
    sst.setLineTerminatorChar(Constants.ASCII_LINE_TERMINATOR);
    sst.setIgnoreChar(Constants.ASCII_IGNORE_CHARS);
    sst.setMaximumPacketLength(Constants.MAX_PACKET_LENGTH);
    sst.setMinimumPacketLength(Constants.MIN_PACKET_LENGTH);
    sst.setIdleTimeout(TrackServer.tcpTimeout_idle); // time between packets
    sst.setPacketTimeout(
        TrackServer.tcpTimeout_packet); // time from start of packet to packet completion
    sst.setSessionTimeout(TrackServer.tcpTimeout_session); // time for entire session
    sst.setTerminateOnTimeout(Constants.TERMINATE_ON_TIMEOUT);
    sst.setClientPacketHandlerClass(TrackClientPacketHandler.class);
    sst.setLingerTimeoutSec(Constants.LINGER_ON_CLOSE_SEC);

    /* start thread */
    Print.logInfo(
        "Starting TCP listener thread on port "
            + port
            + " [timeout="
            + sst.getSessionTimeout()
            + "ms] ...");
    sst.start();
    this.tcpThread.add(sst);
  }