Code example for BluetoothAdapter

Methods: cancelDiscovery, getRemoteDevice, isEnabled

2
    
    public TBlue(String address) 
    { 
        this.address=address.toUpperCase();
        localAdapter = BluetoothAdapter.getDefaultAdapter();
        if ((localAdapter!=null) && localAdapter.isEnabled()) {
            Log.i(TAG, "Bluetooth adapter found and enabled on phone. ");
        } else { 
            Log.e(TAG, "Bluetooth adapter NOT FOUND or NOT ENABLED!");
            return; 
        } 
        connect(); 
    }  
    
    public void connect() 
    { 
        Log.i(TAG, "Bluetooth connecting to "+address+"...");
        try     { 
            remoteDevice = localAdapter.getRemoteDevice(address); 
        } catch (IllegalArgumentException e) {
            Log.e(TAG, "Failed to get remote device with MAC address."
                    +"Wrong format? MAC address must be upper case. ",  
                    e);
            return; 
        } 
    
        Log.i(TAG, "Creating RFCOMM socket..."); 
        try { 
            Method m = remoteDevice.getClass().getMethod("createRfcommSocket", 
                                               new Class[] { int.class });
            socket = (BluetoothSocket) m.invoke(remoteDevice, 1);
            Log.i(TAG, "RFCOMM socket created.");
        } catch (NoSuchMethodException e) {
            Log.i(TAG, "Could not invoke createRfcommSocket.");
            e.printStackTrace();
        } catch (IllegalArgumentException e) {
            Log.i(TAG, "Bad argument with createRfcommSocket.");
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            Log.i(TAG, "Illegal access with createRfcommSocket.");
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            Log.i(TAG, "Invocation target exception with createRfcommSocket.");
            e.printStackTrace();
        } 
        Log.i(TAG, "Got socket for device "+socket.getRemoteDevice()); 
        localAdapter.cancelDiscovery();
    
        Log.i(TAG, "Connecting socket...");
        try { 
            socket.connect(); 
            Log.i(TAG, "Socket connected.");