BluetoothConnection.java - open()

  public boolean open (int inputPipe, int channel, boolean secure) {

    Log.d(LOG_TAG, "AJ: Inside open, channel:"+channel+", secure:"+secure);
    if (channel == 0) {
      try {
        bluetoothSocket = secure? bluetoothDevice.createRfcommSocketToServiceRecord(SERIAL_PROFILE_UUID):
                                  bluetoothDevice.createInsecureRfcommSocketToServiceRecord(SERIAL_PROFILE_UUID);
      } catch (IOException exception) {
        Log.e(LOG_TAG, "Bluetooth UUID resolution failed: " + bluetoothAddress + ": " + exception.getMessage());
        bluetoothSocket = null;
      }
    } else {
      Log.d(LOG_TAG, "AJ: createRfcommSocket");
      bluetoothSocket = createRfcommSocket(bluetoothDevice, channel);
    }

    if (bluetoothSocket != null) {
      try {
        Log.d(LOG_TAG, "AJ: before connect()");
        bluetoothSocket.connect();

        inputStream = bluetoothSocket.getInputStream();
        outputStream = bluetoothSocket.getOutputStream();

        Log.d(LOG_TAG, "AJ: before pipe creation");

        {
          File pipeFile = new File("/proc/self/fd/" + inputPipe);
          pipeStream = new FileOutputStream(pipeFile);
        }

        Log.d(LOG_TAG, "AJ: before inputThread.start()");
        inputThread = new InputThread();
        inputThread.start();
        Log.d(LOG_TAG, "AJ: Ok, return");
        return true;
      } catch (IOException openException) {
        Log.e(LOG_TAG, "Bluetooth connect failed: " + bluetoothAddress + ": " + openException.getMessage());
      }
    }

    close();
    return false;
  }