Example #1
0
 public BluetoothClient() throws BluetoothStateException {
   LocalDevice localDev = LocalDevice.getLocalDevice();
   System.out.println("Local Bluetooth Name is " + localDev.getFriendlyName());
   localDev.setDiscoverable(DiscoveryAgent.GIAC);
   DiscoveryAgent discovery = localDev.getDiscoveryAgent();
   discovery.startInquiry(DiscoveryAgent.GIAC, this);
 }
  /** Called by iPOJO when the instance becomes valid. */
  @Validate
  private void start() {
    logger.log(LogService.LOG_DEBUG, "BD Remote control component instance is starting.");
    String btAddress = null;

    LocalDevice localDevice = null;
    try {
      localDevice = LocalDevice.getLocalDevice();
    } catch (BluetoothStateException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }

    DiscoveryAgent discoveryAgent = localDevice.getDiscoveryAgent();

    RemoteDevice[] cachedDevices = discoveryAgent.retrieveDevices(DiscoveryAgent.CACHED);
    if (cachedDevices != null) {
      int s = cachedDevices.length;
      for (int i = 0; i < s; i++) {
        logger.log(
            LogService.LOG_DEBUG,
            "Cached device"
                + i
                + ":"
                + cachedDevices[i].getBluetoothAddress()
                + ", "
                + cachedDevices[i]);
        btAddress = cachedDevices[i].getBluetoothAddress();
      }
    }
    RemoteDevice[] preknownDevices = discoveryAgent.retrieveDevices(DiscoveryAgent.PREKNOWN);
    if (preknownDevices != null) {
      int s = preknownDevices.length;
      for (int i = 0; i < s; i++) {
        logger.log(
            LogService.LOG_DEBUG,
            "Preknown device"
                + i
                + ":"
                + preknownDevices[i].getBluetoothAddress()
                + ", "
                + preknownDevices[i]);
      }
    }

    try {
      incomingThread = new IncomingThread(1, btAddress);
      incomingThread.start();
    } catch (IOException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (InterruptedException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
Example #3
0
  public NXTLocator(Display d) {
    mDisplay = d;
    messages = new TextBox("NXT Status", "Welcome!\n", 8192, TextField.ANY);
    mDisplay.setCurrent(messages);

    // retrieve the local Bluetooth device object
    try {
      local = LocalDevice.getLocalDevice();
      agent = local.getDiscoveryAgent();
    } catch (BluetoothStateException bse) {
      messages.insert("no device found\n", messages.size());
    }
  }
Example #4
0
  /**
   * Creates a PrintClient object and prepares the object for device discovery and service
   * searching.
   *
   * @exception BluetoothStateException if the Bluetooth system could not be initialized
   */
  public Discoverer() throws BluetoothStateException {

    /*
     * Retrieve the local Bluetooth device object.
     */
    LocalDevice local = LocalDevice.getLocalDevice();

    /*
     * Retrieve the DiscoveryAgent object that allows us to perform device
     * and service discovery.
     */
    agent = local.getDiscoveryAgent();

    deviceList = new Vector();
    serviceList = new Vector();
  }
 public void run() {
   ran = true;
   LocalDevice localDevice;
   try {
     localDevice = LocalDevice.getLocalDevice();
   } catch (BluetoothStateException e) {
     synchronized (waiter) {
       waiter.notify();
     }
     return;
   }
   DiscoveryAgent discoveryAgent = localDevice.getDiscoveryAgent();
   try {
     discoveryAgent.searchServices(null, uuidSet, device, new BluetoothHelper());
   } catch (Exception e) {
     synchronized (waiter) {
       waiter.notify();
     }
     return;
   }
 }
Example #6
0
 /**
  * Create and open a Connection. This Implementation only supports the <code>btl2cap://</code>
  * protocol schema. If url begins with <code>btl2cap://localhost</code>, this method call will
  * return a <code>javax.bluetooth.L2CAPConnectionNotifier</code>.
  *
  * @param url The URL for the connection.
  * @return A new <code>javax.bluetooth.L2CAPConnection</code> or a <code>
  *     javax.bluetooth.L2CAPConnectionNotifier</code>
  * @throws IllegalArgumentException If a parameter is invalid.
  * @throws IOException If some other kind of I/O error occurs.
  * @see javax.bluetooth.L2CAPConnection
  * @see javax.bluetooth.L2CAPConnectionNotifier
  */
 public static Connection open(String url) throws IOException {
   try {
     if (url.startsWith("btl2cap://localhost:")) {
       int endIndex = url.indexOf(';');
       String psmString = url.substring(20, endIndex);
       Short psmShort = Short.decode(psmString);
       short psm = psmShort.shortValue();
       return new JSR82ConnectionNotifier(psm);
     }
     if (url.startsWith("btl2cap://")) {
       byte[] bdAddrBytes = new byte[12];
       String bdAddrString = url.substring(10, 22);
       Long bdAddrLong = Long.decode("0x" + bdAddrString);
       long remoteAddrLong = bdAddrLong.longValue();
       int endIndex = url.indexOf(';', 22);
       String psmString = url.substring(23, endIndex);
       Short psmShort = Short.decode(psmString);
       short psm = psmShort.shortValue();
       BluetoothStack bluetooth = BluetoothStack.getBluetoothStack();
       LocalDevice localDev = LocalDevice.getLocalDevice();
       DiscoveryAgent discovery = localDev.getDiscoveryAgent();
       RemoteDevice remoteDevice = discovery.getRemoteDevice(remoteAddrLong);
       if (remoteDevice != null) {
         JSR82Channel channel = new JSR82Channel();
         bluetooth.connectL2CAPChannel(channel, remoteDevice, psm);
         return channel;
       } else throw new IllegalArgumentException("Unable to locate Bluetooth Device.");
     }
   } catch (BluetoothStateException e) {
     throw new IOException("" + e);
   } catch (HCIException e) {
     throw new IOException("" + e);
   }
   throw new IllegalArgumentException(
       "This implementation of Connector only supports btl2cap:// Connections.");
 }
  @Override
  public void run() {
    try {
      LocalDevice localDevice = LocalDevice.getLocalDevice();
      logger.debug(
          "Initializing local bluetooth device ({}, {})",
          localDevice.getBluetoothAddress(),
          localDevice.getFriendlyName());
      DiscoveryAgent agent = localDevice.getDiscoveryAgent();
      final Object inquiryCompletedEvent = new Object();

      // this is the call back for the bluetooth driver
      DiscoveryListener listener =
          new DiscoveryListener() {

            public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod) {
              if (!newDevices.contains(btDevice)) {
                newDevices.add(btDevice);
                if (!oldDevices.contains(btDevice)) {
                  BluetoothDevice device = toBluetoothDevice(btDevice);
                  logger.debug("Device discovered: {}", device.toString());
                  for (BluetoothEventHandler handler : eventHandler) {
                    handler.handleDeviceInRange(device);
                  }
                }
              }
            }

            public void inquiryCompleted(int discType) {
              // check if any device has disappeared
              for (RemoteDevice btDevice : oldDevices) {
                if (newDevices.contains(btDevice)) continue;
                BluetoothDevice device = toBluetoothDevice(btDevice);
                logger.debug("Device out of range: {}", device.toString());
                for (BluetoothEventHandler handler : eventHandler) {
                  handler.handleDeviceOutOfRange(device);
                }
              }

              oldDevices = new HashSet<RemoteDevice>(newDevices);

              // we now pass the list of all devices in range to the event handlers
              Iterable<BluetoothDevice> devices =
                  Iterables.transform(
                      newDevices,
                      new Function<RemoteDevice, BluetoothDevice>() {
                        public BluetoothDevice apply(RemoteDevice from) {
                          return toBluetoothDevice(from);
                        }
                      });
              for (BluetoothEventHandler handler : eventHandler) {
                handler.handleAllDevicesInRange(devices);
              }

              newDevices.clear();
              synchronized (inquiryCompletedEvent) {
                // tell the main thread that we are done
                inquiryCompletedEvent.notifyAll();
              }
            }

            public void serviceSearchCompleted(int transID, int respCode) {}

            public void servicesDiscovered(int transID, ServiceRecord[] servRecord) {}
          };

      // this is the main loop, which will run as long as the thread is not marked as interrupted
      while (!interrupted) {
        long starttime = new Date().getTime();

        // check if we at all need to run the bluetooth discovery
        boolean runDiscovery = false;
        for (BluetoothEventHandler handler : eventHandler) {
          if (handler.isActive()) {
            runDiscovery = true;
            break;
          }
        }

        if (runDiscovery) {
          synchronized (inquiryCompletedEvent) {
            try {
              logger.debug("Launching bluetooth device discovery...");
              boolean started = agent.startInquiry(DiscoveryAgent.GIAC, listener);
              if (started) {
                inquiryCompletedEvent.wait();
              }
            } catch (BluetoothStateException e) {
              logger.error("Error while starting the bluetooth agent", e);
            } catch (InterruptedException e) {
              interrupted = true;
            }
          }
        }
        if (!interrupted) {
          // let this thread sleep until the next discovery should be done
          long sleeptime = refreshRate * 1000L - (new Date().getTime() - starttime);
          if (sleeptime > 0) {
            logger.debug("Sleeping for {} s...", sleeptime / 1000.0);
            try {
              Thread.sleep(sleeptime);
            } catch (InterruptedException e) {
              interrupted = true;
            }
          }
        }
      }
    } catch (BluetoothStateException e) {
      logger.error("Error while initializing local bluetooth device.", e);
    }
  }
 public BluetoothBrowser() throws BluetoothStateException {
   localDevice = LocalDevice.getLocalDevice();
   agent = localDevice.getDiscoveryAgent();
 }