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);
}
public static void main(String[] args) throws IOException {
System.out.println("Main.main");
LocalDevice localDevice = LocalDevice.getLocalDevice();
localDevice.setDiscoverable(DiscoveryAgent.GIAC); // Advertising the service
String address = "742F6896BDD2"; // A500
UUID device_UUID = new UUID(address, false);
String url = "btspp://localhost:" + device_UUID + ";name=A500";
StreamConnectionNotifier server = (StreamConnectionNotifier) Connector.open(url);
System.out.println("wait until client connects");
StreamConnection connection = server.acceptAndOpen(); // Wait until client connects
// === At this point, two devices should be connected ===//
System.out.println("connected");
DataInputStream dis = connection.openDataInputStream();
char c;
while (true) {
c = dis.readChar();
if (c == 'x') break;
}
connection.close();
System.out.println("Main.end");
}
public static void main(String[] args) {
if (args.length == 0) {
gui = true;
GUI.startGUI();
btServer = new BTServer();
try {
btServer.startServer();
} catch (IOException ioException) {
Log.e(TAG, "IOexception!", ioException);
}
} else {
try {
out = new OutputStreamWriter(new FileOutputStream(args[0]));
LocalDevice localDevice = LocalDevice.getLocalDevice();
writeMessage("Local System:\n");
writeMessage("Address: " + localDevice.getBluetoothAddress() + "\n");
writeMessage("Name: " + localDevice.getFriendlyName() + "\n");
btServer = new BTServer();
btServer.startServer();
} catch (IOException ioException) {
Log.e(TAG, "IOException!", ioException);
}
}
}
/** 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();
}
}
public RfcommServer() throws IOException {
// RFCOMMベースのサーバの開始。
// - btspp:は PRCOMM 用なのでベースプロトコルによって変わる。
server =
(StreamConnectionNotifier)
Connector.open("btspp://localhost:" + serverUUID, Connector.READ_WRITE, true);
// ローカルデバイスにサービスを登録。必須ではない。
ServiceRecord record = LocalDevice.getLocalDevice().getRecord(server);
LocalDevice.getLocalDevice().updateRecord(record);
}
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());
}
}
public BluetoothHandler() {
// display local device address and name
LocalDevice localDevice;
try {
localDevice = LocalDevice.getLocalDevice();
System.out.println("Address: " + localDevice.getBluetoothAddress());
System.out.println("Name: " + localDevice.getFriendlyName());
} catch (BluetoothStateException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/**
* 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 handleUpdatePacket(Packet p, String from) {
// dont update packets that came from this device
if (p.getSource().equals(localDevice.getBluetoothAddress())) return;
// get the md5 of the payload of the packet and store it
// if the previous md5 is the same with the new one
// then this packet is redundant
String hash = md5(p.getPayload());
if (history.containsKey(p.getSource())) {
String old = history.get(p.getSource());
if (old.equals(hash)) return;
}
ByteBuffer buffer = ByteBuffer.allocate(p.getPayload().length);
buffer.put(p.getPayload());
routingTable.remove(p.getSource());
routingTable.add(p.getSource());
byte[] tmp = new byte[12];
while (buffer.hasRemaining()) {
buffer.get(tmp, 0, 12);
routingTable.add(p.getSource(), new String(tmp));
}
for (String address : connections.keySet()) {
if (!address.equals(from)) {
connections.get(address).offer(p);
}
}
history.put(p.getSource(), hash);
}
private SyndicateCore() throws BluetoothStateException {
// initialize properties
initProperties();
Log("SynCore", "properties initialized");
SYNDICATE_UUID = new UUID("04A6C7B", false);
localDevice = LocalDevice.getLocalDevice();
Log("SynCore", "local device initialized");
mutex = new ReentrantReadWriteLock();
connections = new HashMap<String, ConnectionHandler>();
routingTable = new RoutingTable();
routingTable.add(localDevice.getBluetoothAddress());
lock = new ReentrantLock();
master = false;
in = new ConcurrentLinkedQueue<Packet>();
history = new ConcurrentHashMap<String, String>();
}
public Set<String> getConnections() {
mutex.readLock().lock();
try {
return routingTable.devices(localDevice.getBluetoothAddress());
} finally {
mutex.readLock().unlock();
}
}
public void handleDataPacket(Packet p) {
// this packet is for this device
if (p.getDestination().equals(localDevice.getBluetoothAddress())) {
offer(p);
} else {
String nextHop = routingTable.nextHop(localDevice.getBluetoothAddress(), p.getDestination());
if (nextHop != null) {
Log("SynCore", "Packet from: " + p.getSource() + " routed to: " + nextHop);
for (String n : connections.keySet()) {
if (n.equals(nextHop)) {
connections.get(n).offer(p);
}
}
}
}
}
public boolean hasConnection(String address) {
mutex.readLock().lock();
try {
// check also visibility graph
return routingTable.search(localDevice.getBluetoothAddress(), address);
} finally {
mutex.readLock().unlock();
}
}
public boolean send(String destination, byte[] data) {
mutex.writeLock().lock();
try {
String nextHop = routingTable.nextHop(localDevice.getBluetoothAddress(), destination);
if (nextHop != null) {
Packet p =
new Packet(Packet.DATA_PACKET, localDevice.getBluetoothAddress(), destination, data);
ConnectionHandler handler = connections.get(nextHop);
if (handler != null) {
handler.offer(p);
return true;
}
}
} finally {
mutex.writeLock().unlock();
}
return false;
}
public static ArrayList<BTDevice> discoverDevices() throws IOException, InterruptedException {
final Object inquiryCompletedEvent = new Object();
final ArrayList<BTDevice> discoveredDevices = new ArrayList<BTDevice>();
discoveredDevices.clear();
DiscoveryListener listener =
new DiscoveryListener() {
public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod) {
System.out.println(
"-> BT Address: "
+ btDevice.getBluetoothAddress()
+ ", Authenticated:"
+ btDevice.isAuthenticated()
+ " Class: "
+ cod);
String friendlyName = btDevice.getBluetoothAddress();
try {
friendlyName = btDevice.getFriendlyName(false);
if (cod.toString().toLowerCase().contains("printer")) {
friendlyName = friendlyName + "(Impresora)";
}
System.out.println("\tFriendly Name:" + friendlyName);
} catch (IOException cantGetDeviceName) {
System.out.println("\t:( no name");
}
discoveredDevices.add(new BTDevice(btDevice.getBluetoothAddress(), friendlyName));
}
public void inquiryCompleted(int discType) {
System.out.println("Device Inquiry completed!");
synchronized (inquiryCompletedEvent) {
inquiryCompletedEvent.notifyAll();
}
}
public void serviceSearchCompleted(int transID, int respCode) {}
public void servicesDiscovered(int transID, ServiceRecord[] servRecord) {}
};
synchronized (inquiryCompletedEvent) {
boolean started =
LocalDevice.getLocalDevice()
.getDiscoveryAgent()
.startInquiry(DiscoveryAgent.GIAC, listener);
if (started) {
System.out.println("-->>> wait for device inquiry to complete...");
inquiryCompletedEvent.wait();
System.out.println(discoveredDevices.size() + " device(s) found");
}
}
return discoveredDevices;
}
public static ClientSessionRecord get(String btAddr, Vector sessions, String uuid) {
ClientSessionRecord sRec = ClientSessionRecord.search(btAddr, sessions);
if (sRec != null) {
return sRec;
}
try {
String addr[] = {btAddr};
DeviceDiscoverer devD = new DeviceDiscoverer(addr, LocalDevice.getLocalDevice());
Vector devices = devD.getDiscoveredDevices();
if (!devices.isEmpty()) {
System.out.println("[client:] To download from " + devices.elementAt(0));
// search for the service in the device(s) detected
UUID[] uuidSet = new UUID[1];
uuidSet[0] = new UUID(uuid, false);
System.out.println("[client:] Some devices were found ");
ServiceDiscoverer servD =
new ServiceDiscoverer(
uuidSet, (RemoteDevice) devices.elementAt(0), LocalDevice.getLocalDevice());
Vector servRec = servD.getServiceRecords();
System.out.println(servRec);
if (!servRec.isEmpty()) {
ClientSession conn =
(ClientSession)
Connector.open(
((ServiceRecord) servRec.elementAt(0))
.getConnectionURL(ServiceRecord.NOAUTHENTICATE_NOENCRYPT, false));
ClientSessionRecord retVal = new ClientSessionRecord(conn, btAddr);
sessions.addElement(retVal);
return retVal;
} else {
return null;
}
} else {
return null;
}
} catch (IOException e) {
return null;
}
}
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;
}
}
public void removeConnection(String address) {
mutex.writeLock().lock();
try {
if (connections.containsKey(address)) {
ConnectionHandler handler = connections.get(address);
connections.remove(address);
routingTable.remove(localDevice.getBluetoothAddress(), address);
handler.setStop(true);
}
} finally {
mutex.writeLock().unlock();
}
}
/**
* 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.");
}
public Packet requestUpdatePacket() {
mutex.readLock().lock();
try {
Set<String> n = connections.keySet();
ByteBuffer buf = ByteBuffer.allocate(n.size() * 12);
for (String i : n) {
buf.put(i.getBytes());
}
return new Packet(
Packet.UPDATE_PACKET, localDevice.getBluetoothAddress(), "UPDATEPACKET", buf.array());
} finally {
mutex.readLock().unlock();
}
}
public void acceptConnection(BtConnection connection, boolean server) {
mutex.writeLock().lock();
try {
if (!hasConnection(connection.getRemoteDevice().getBluetoothAddress())
&& connections.size() < 2) {
ConnectionHandler handler = new ConnectionHandler(connection);
connections.put(handler.getBtAddress(), handler);
handler.start();
routingTable.add(localDevice.getBluetoothAddress(), handler.getBtAddress());
} else {
connection.close();
}
} catch (IOException e) {
Log("SynCore.acceptConnection", e.getMessage());
} finally {
mutex.writeLock().unlock();
}
}
protected BTGPSLocationProvider() throws LocationException {
// TODO: Move this to searchConnect method?
// TODO: The problem here is that it searches every time. Slow. Need to try Properties?
// TODO: BIG ONE: Should only connect to GPS that isPaired() (from menu). Will
// allow some degree of control over which GPS is connects to in classroom.
try {
da = LocalDevice.getLocalDevice().getDiscoveryAgent();
da.startInquiry(DiscoveryAgent.GIAC, this);
} catch (BluetoothStateException e) {
throw new LocationException(e.getMessage());
}
while (!doneInq) {
Thread.yield();
}
if (btDevice == null) throw new LocationException("No device found");
String address = btDevice.getBluetoothAddress();
String btaddy = "btspp://" + address;
try {
StreamConnectionNotifier scn = (StreamConnectionNotifier) Connector.open(btaddy);
if (scn == null) throw new LocationException("Bad BT address");
StreamConnection c = scn.acceptAndOpen();
/* This problem below occurred one time for my Holux GPS. The solution was to
* remove the device from the Bluetooth menu, then find and pair again.
*/
if (c == null) throw new LocationException("Failed. Try pairing at menu again");
InputStream in = c.openInputStream();
if (in != null) {
gps = new SimpleGPS(in);
// c.close(); // TODO: Clean up when done. HOW TO HANDLE IN LOCATION?
}
} catch (IOException e) {
throw new LocationException(e.getMessage());
}
// Add itself to SimpleGPS as listener
SimpleGPS.addListener(this);
}
public static List<RemoteDevice> findDevices() {
List<RemoteDevice> bluetoothDevices = new ArrayList<>();
final Object inquiryCompletedEvent = new Object();
DiscoveryListener listener =
new DiscoveryListener() {
@Override
public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod) {
bluetoothDevices.add(btDevice);
}
@Override
public void inquiryCompleted(int discType) {
synchronized (inquiryCompletedEvent) {
inquiryCompletedEvent.notifyAll();
}
}
@Override
public void serviceSearchCompleted(int transID, int respCode) {}
@Override
public void servicesDiscovered(int transID, ServiceRecord[] servRecord) {}
};
synchronized (inquiryCompletedEvent) {
try {
boolean started =
LocalDevice.getLocalDevice()
.getDiscoveryAgent()
.startInquiry(DiscoveryAgent.GIAC, listener);
if (started) {
inquiryCompletedEvent.wait();
}
} catch (BluetoothStateException | InterruptedException ex) {
LogManager.getLogger(BluetoothDevices.class).debug(ex);
}
}
return bluetoothDevices;
}
public BluetoothBrowser() throws BluetoothStateException {
localDevice = LocalDevice.getLocalDevice();
agent = localDevice.getDiscoveryAgent();
}
@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 static void main(String[] args) throws Exception {
LocalDevice device = LocalDevice.getLocalDevice();
System.out.print(device.getFriendlyName() + " at ");
System.out.print(device.getBluetoothAddress());
System.exit(0);
}
