Java Code Examples for android.bluetooth.BluetoothDevice

@Override
public void onCharacteristicWrite(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic, int status) {
    Log.d(TAG, "characteristic wrote " + status);
    if (status == BluetoothGatt.GATT_SUCCESS) {
        Log.d(TAG, "Wrote a characteristic successfully " + characteristic.getUuid());
        if (mAuthenticationCharacteristic.getUuid().equals(characteristic.getUuid())) {
            state_authSucess = true;
            gatt.readCharacteristic(mHeartBeatCharacteristic);
        }
    } else if ((status & BluetoothGatt.GATT_INSUFFICIENT_AUTHENTICATION) != 0 || (status & BluetoothGatt.GATT_INSUFFICIENT_ENCRYPTION) != 0) {
        if (gatt.getDevice().getBondState() == BluetoothDevice.BOND_NONE) {
            device = gatt.getDevice();
            state_authInProgress = true;
            bondDevice();
        } else {
            Log.e(TAG, "The phone is trying to read from paired device without encryption. Android Bug? Have the dexcom forget whatever device it was previously paired to");
        }
    } else {
        Log.e(TAG, "Unknown error writing Characteristic");
    }
}
 

@Override
public void onStart() {
    super.onStart();
   
    IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
    filter.addAction(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
    filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
}
 

@Override
public void onReceive(final Context context, final Intent intent) {
    final BluetoothDevice device = intent.getParcelableExtra(EXTRA_DEVICE);
    switch (intent.getAction()) {
        case ACTION_FIND:
            binder.log(device, LogContract.Log.Level.INFO, "[Notification] FIND action pressed");
            break;
        case ACTION_SILENT:
            binder.log(device, LogContract.Log.Level.INFO, "[Notification] SILENT action pressed");
            break;
    }
    binder.toggleImmediateAlert(device);
}
 

@Override
protected BluetoothCommunicationThread createCommunicationThread(BluetoothSocket socket, BluetoothDevice device) {
    BluetoothCommunicationThread communicationThread = super.createCommunicationThread(socket, device);

    _communicationThreads.put(device.getAddress(), communicationThread);

    return communicationThread;
}
 

final P_NativeDeviceLayer newNativeDevice(final String macAddress)
{
	BluetoothDevice nativeDevice = managerLayer().getRemoteDevice(macAddress);
	P_NativeDeviceLayer layer = m_config.newDeviceLayer(BleDevice.NULL);
	layer.setNativeDevice(nativeDevice);
	return layer;
}
 

public BluetoothDevice getDevice()
{
	if( m_device.isNull() )
	{
		return m_device.getManager().newNativeDevice(BleDevice.NULL_MAC()).getNativeDevice();
	}
	else
	{
		return m_device_native.getNativeDevice();
	}
}
 

public static String bondStateToString(final int bs) {
    String bondState;
    if (bs == BluetoothDevice.BOND_NONE) {
        bondState = "Unpaired";
    } else if (bs == BluetoothDevice.BOND_BONDING) {
        bondState = "Pairing";
    } else if (bs == BluetoothDevice.BOND_BONDED) {
        bondState = "Paired";
    } else if (bs == 0) {
        bondState = "Startup";
    } else {
        bondState = "Unknown bond state: " + bs;
    }
    return bondState;
}
 

@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
    BluetoothDevice device = deviceList.get(position);
    mBluetoothAdapter.stopLeScan(mLeScanCallback);

    Bundle b = new Bundle();
    b.putString(BluetoothDevice.EXTRA_DEVICE, deviceList.get(position).getAddress());

    Intent result = new Intent();
    result.putExtras(b);
    setResult(Activity.RESULT_OK, result);
    showMessage(deviceList.get(position).getAddress());
    finish();
}
 

@Override
    protected void onDestroy() {
        super.onDestroy();

        bluetoothBinding = new BlueToothService.Binding(getApplicationContext()) {
            @Override
            protected void onBound(BlueToothService service) {
                for (BluetoothDevice bd : getConnectedBluetoothDevices()) {
                    service.disconnectGatt(bd.getAddress());
                }
                service.clearGatt();
                bluetoothBinding.unbind();
            }
        };
        BlueToothService.bind(bluetoothBinding);

//        Log.d("onDestroy", "Called");
//        if (bluetoothBinding != null) {
//            bluetoothBinding.unbind();
//        }
        discovery.disconnect();
    }
 

public boolean connectGatt(Context c, boolean bAutoReconnect, String address) {
	if(c == null || address == null)
		return false;
	
	if(mBluetoothGatt != null && mDefaultDevice != null
			&& address.equals(mDefaultDevice.getAddress())) {
		 if (mBluetoothGatt.connect()) {
			 mState = STATE_CONNECTING;
			 return true;
		 }
	}
	
	BluetoothDevice device = 
			BluetoothAdapter.getDefaultAdapter().getRemoteDevice(address);
	if (device == null) {
		Logs.d("# Device not found.  Unable to connect.");
		return false;
	}
	
	mGattServices.clear();
	mGattCharacteristics.clear();
	mWritableCharacteristics.clear();
	
	mBluetoothGatt = device.connectGatt(c, bAutoReconnect, mGattCallback);
	mDefaultDevice = device;
	
	mState = STATE_CONNECTING;
	mHandler.obtainMessage(MESSAGE_STATE_CHANGE, STATE_CONNECTING, 0).sendToTarget();
	return true;
}
 

private void initDate() {
        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
        /**注册搜索蓝牙receiver*/
        mFilter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
        mFilter.addAction(BluetoothDevice.ACTION_FOUND);
        mFilter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
        registerReceiver(mReceiver, mFilter);
        /**注册配对状态改变监听器*/
//        IntentFilter mFilter = new IntentFilter();
//        mFilter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
//        mFilter.addAction(BluetoothDevice.ACTION_FOUND);
//        registerReceiver(mReceiver, mFilter);

        getBondedDevices();
    }
 

private void setupBluetoothBroadcastReceiver(){
    String[] actions = new String[4];
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        actions[0] = BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED;
    }else{
        actions[0] = "android.bluetooth.adapter.action.CONNECTION_STATE_CHANGED";
    }
    actions[1] = BluetoothAdapter.ACTION_STATE_CHANGED;
    actions[2] = BluetoothDevice.ACTION_ACL_DISCONNECTED;
    actions[3] = BluetoothDevice.ACTION_ACL_DISCONNECT_REQUESTED;

    listenForIntents(actions);
}
 

private void a(BluetoothDevice bluetoothdevice)
{
    o = bluetoothdevice;
    Utils.connect(bluetoothdevice, false);
    h.sendEmptyMessage(4097);
    h.sendEmptyMessageDelayed(4115, 60000L);
    UmengAnalytics.startEvent(l, "StartUpConnectBracelet");
}
 

@Override
public void onIntermediateCuffPressureReceived(@NonNull final BluetoothDevice device, final float cuffPressure, final int unit,
											   @Nullable final Float pulseRate, @Nullable final Integer userID,
											   @Nullable final BPMStatus status, @Nullable final Calendar calendar) {
	runOnUiThread(() -> {
		systolicView.setText(String.valueOf(cuffPressure));
		diastolicView.setText(R.string.not_available_value);
		meanAPView.setText(R.string.not_available_value);
		if (pulseRate != null)
			pulseView.setText(String.valueOf(pulseRate));
		else
			pulseView.setText(R.string.not_available_value);
		if (calendar != null)
			timestampView.setText(getString(R.string.bpm_timestamp, calendar));
		else
			timestampView.setText(R.string.not_available);

		systolicUnitView.setText(unit == IntermediateCuffPressureCallback.UNIT_mmHg ? R.string.bpm_unit_mmhg : R.string.bpm_unit_kpa);
		diastolicUnitView.setText(null);
		meanAPUnitView.setText(null);
	});
}
 

/**
 * Returns the status of the current pairing and cleans up the state if the pairing is done.
 *
 * @return the current pairing status.
 * @see BluetoothDevice#getBondState()
 */
public int getPairingDeviceStatus() {
    if (this.boundingDevice == null) {
        throw new IllegalStateException("No device currently bounding");
    }
    int bondState = this.boundingDevice.getBondState();
    // If the new state is not BOND_BONDING, the pairing is finished, cleans up the state.
    if (bondState != BluetoothDevice.BOND_BONDING) {
        this.boundingDevice = null;
    }
    return bondState;
}
 

@Override
public void onBonded(@NonNull final BluetoothDevice device) {
    showToast(no.nordicsemi.android.nrftoolbox.common.R.string.bonded);

    final Intent broadcast = new Intent(BROADCAST_BOND_STATE);
    broadcast.putExtra(EXTRA_DEVICE, bluetoothDevice);
    broadcast.putExtra(EXTRA_BOND_STATE, BluetoothDevice.BOND_BONDED);
    LocalBroadcastManager.getInstance(this).sendBroadcast(broadcast);
}
 

@Override
public void onConnectionStateChange(BluetoothDevice device, int status, int newState) throws RemoteException {
    BluetoothLog.v(String.format("%s.onConnectionStateChange: status = %d, newState = %d", TAG, status, newState));

    if (newState == BluetoothGatt.STATE_CONNECTED) {
        mHandler.sendEmptyMessageDelayed(0, NOTIFY_CYCLE);
    } else if (newState == BluetoothGatt.STATE_DISCONNECTED) {
    }
}
 

@Test
public void onTemperatureMeasurementReceived() {
	final ProfileReadResponse response = new TemperatureMeasurementDataCallback() {
		@Override
		public void onTemperatureMeasurementReceived(@NonNull final BluetoothDevice device,
													 final float temperature, final int unit,
													 @Nullable final Calendar calendar,
													 @Nullable final Integer type) {
			called = true;
			assertEquals("Temperature", 37.60f, temperature, 0.001f);
			assertEquals("Unit", TemperatureMeasurementCallback.UNIT_C, unit);
			assertNotNull("Calendar present", calendar);
			assertTrue("Year set", calendar.isSet(Calendar.YEAR));
			assertEquals("Year", calendar.get(Calendar.YEAR), 2012);
			assertTrue("Month set", calendar.isSet(Calendar.MONTH));
			assertEquals("Month", calendar.get(Calendar.MONTH), Calendar.DECEMBER);
			assertTrue("Day set", calendar.isSet(Calendar.DATE));
			assertEquals("Day", 5, calendar.get(Calendar.DATE));
			assertEquals("Hour", 11, calendar.get(Calendar.HOUR_OF_DAY));
			assertEquals("Minute", 50, calendar.get(Calendar.MINUTE));
			assertEquals("Seconds", 27, calendar.get(Calendar.SECOND));
			assertEquals("Milliseconds", 0, calendar.get(Calendar.MILLISECOND));
			assertNotNull("Type present", type);
			assertEquals(TemperatureMeasurementCallback.TYPE_FINGER, type.intValue());
		}
	};

	final Data data = new Data(new byte[] { 0x06, (byte) 0xB0, 0x0E, 0x00, (byte) 0xFE, (byte) 0xDC, 0x07, 0x0C, 0x05, 0x0B, 0x32, 0x1B, 0x04 });
	called = false;
	response.onDataReceived(null, data);
	assertTrue(called);
	assertTrue(response.isValid());
}
 

private void unpairBluetoothDevices(Set<BluetoothDevice> bondedDevices) {
    try {
        for (BluetoothDevice device : bondedDevices) {
            unpairBluetoothDevice(device);
        }
        setResultCode(Activity.RESULT_OK);
    } catch (Exception e) {
        String message = String.format("Unpairing bluetooth devices failed with exception: %s", e.getMessage());
        Log.e(TAG, message);
        setResultCode(Activity.RESULT_CANCELED);
        setResultData(message);
    }
}
 

/**
 * Cria um socket Bluetooth
 *
 * @param device
 * @param uuid
 * @param callbackContext
 * @return BluetoothSocket
 * @throws IOException
 */
private BluetoothSocket createBluetoothSocket(BluetoothDevice device, UUID uuid, final CallbackContext callbackContext) throws IOException {
    try {
        Method method = device.getClass().getMethod("createRfcommSocketToServiceRecord", new Class[] { UUID.class });
        return (BluetoothSocket) method.invoke(device, uuid);
    } catch (Exception e) {
        e.printStackTrace();
        sendStatusUpdate(false);
        callbackContext.error(this.getErrorByCode(19));
        showError(DatecsUtil.getStringFromStringResource(app, "failed_to_comm") + ": " + e.getMessage(), false);
    }
    return device.createRfcommSocketToServiceRecord(uuid);
}
 

/**
 * a wrapper method for {@link BluetoothDevice#setPairingConfirmation(boolean)}
 * @param btClass if the platform is lower than 19, btClass is used to reflect BluetoothDevice to invoke setPairingConfirmation()
 * @param btDevice if the platform is 19 or higher, btDevice is used to invoke setPairingConfirmation()
 * @param confirm whether to confirm passkey
 * @return true confirmation has been sent out
 *         false for error
 * @throws Exception
 */
@SuppressLint("NewApi")
public static boolean setPairingConfirmation(Class<?> btClass, BluetoothDevice btDevice,
        boolean confirm) throws Exception {
    if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
        return btDevice.setPairingConfirmation(confirm);
    } else {
        Method setPairingConfirmationMethod = btClass.getDeclaredMethod("setPairingConfirmation",
                new Class[] {boolean.class});
        Boolean returnValue = (Boolean) setPairingConfirmationMethod.invoke(btDevice, confirm);
        return returnValue.booleanValue();
    }
}
 

@Override
public void onHeartRateMeasurementReceived(@NonNull final BluetoothDevice device,
										   final int heartRate,
										   @Nullable final Boolean contactDetected,
										   @Nullable final Integer energyExpanded,
										   @Nullable final List<Integer> rrIntervals) {
	HeartRateMeasurementDataCallbackTest.this.success = true;
	HeartRateMeasurementDataCallbackTest.this.heartRate = heartRate;
	HeartRateMeasurementDataCallbackTest.this.contactDetected = contactDetected;
	HeartRateMeasurementDataCallbackTest.this.energyExpanded = energyExpanded;
	HeartRateMeasurementDataCallbackTest.this.rrIntervals = rrIntervals;
}
 

@Override
public void onContinuousGlucoseRateOfDecreaseAlertReceived(@NonNull final BluetoothDevice device, final float alertLevel, final boolean secured) {
	this.operationCompleted = true;
	this.requestCode = CGM_OP_CODE_SET_RATE_OF_DECREASE_ALERT_LEVEL;
	this.alertLevel = alertLevel;
	this.secured = secured;
	this.crcValid = secured;
}
 

@Test
public void onInvalidDataReceived() {
	final ProfileReadResponse response = new MeasurementIntervalDataCallback() {
		@Override
		public void onMeasurementIntervalReceived(@NonNull final BluetoothDevice device, final int interval) {
			called = true;
		}
	};

	called = false;
	final Data data = new Data(new byte[] { 60 });
	response.onDataReceived(null, data);
	assertFalse(called);
	assertFalse(response.isValid());
}
 

/**
 * 设备连接
 *
 * @param callBack
 */
public void connectDevice(BluetoothDevice device, ConnectDeviceCallback callBack) {
    mConnCallBack = callBack;
    if (mBluetoothAdapter != null) {
        //配对蓝牙
        CbtClientService.getInstance().init(mBluetoothAdapter, device, callBack);
    }
}
 

@Override
public void onPeripheralFound(BluetoothDevice device, ScanResult scanResult) {

    Log.d(TAG, "====== onPeripheralFound ===== " + device.getName());
    boolean deviceExists = false;
    String serviceUuid = "";

    if (scanResult.getScanRecord().getServiceUuids() != null && scanResult.getScanRecord().getServiceUuids().size() > 0) {
        serviceUuid = scanResult.getScanRecord().getServiceUuids().get(0).toString();
    }
    Log.d(TAG, "Add service UUID : " + serviceUuid);

    if (bluetoothDevices.containsKey(device)) {
        deviceExists = true;
    }

    if (!deviceExists) {
        listView.setVisibility(View.VISIBLE);
        bluetoothDevices.put(device, serviceUuid);
        deviceList.add(device);
        adapter.notifyDataSetChanged();
    }
}
 

private void scanAroundDevices()
{
    displayLog("Try to scan around devices...");

    if (mReceiver == null)
    {
        // Register the BroadcastReceiver
        mReceiver = new DeviceBroadcastReceiver();
        IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
        registerReceiver(mReceiver, filter);
    }

    // Start scanning
    mBluetoothAdapter.startDiscovery();
}
 

public List<String> getPairedList(){
       List<String> data = new ArrayList<String>();
       Set<BluetoothDevice> pairedDevices = mBTAdapter.getBondedDevices();
       prDevices.clear();
	if (pairedDevices.size() > 0) {
           for (BluetoothDevice device : pairedDevices) {
               prDevices.add(device);
           }
       }
       for(BluetoothDevice dev : prDevices){
       	String s = dev.getName();
       	s=s+" "+dev.getAddress();
       	if(connDev!=null && connDev.equals(dev)){
       		s="-> "+s;
       	}
       	data.add(s);
       }
       return data;
}
 

private void notifyOnDeviceFound(BluetoothDevice device) {
    for (Callback cb : callbacks.keySet()) {
        if (cb != null) {
            cb.onDeviceFound(device);
        }
    }
}
 

@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
    final BluetoothDevice device = leDeviceListAdapter.getDevice(position);
    if (device == null)
        return;

    final Intent intent = new Intent(this, DeviceServicesActivity.class);
    intent.putExtra(DeviceServicesActivity.EXTRAS_DEVICE_NAME, device.getName());
    intent.putExtra(DeviceServicesActivity.EXTRAS_DEVICE_ADDRESS, device.getAddress());
    startActivity(intent);
}