List of usage examples for android.bluetooth BluetoothGattCharacteristic FORMAT_UINT16
int FORMAT_UINT16
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From source file:com.example.android.bluetoothlegatt.BluetoothLeService.java
private void broadcastUpdate(final String action, final BluetoothGattCharacteristic characteristic) { final Intent intent = new Intent(action); // This is special handling for the Heart Rate Measurement profile. Data parsing is // carried out as per profile specifications: // http://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml if (UUID_HEART_RATE_MEASUREMENT.equals(characteristic.getUuid())) { int flag = characteristic.getProperties(); int format = -1; if ((flag & 0x01) != 0) { format = BluetoothGattCharacteristic.FORMAT_UINT16; Log.d(TAG, "Heart rate format UINT16."); } else {//w w w. ja v a2 s . c om format = BluetoothGattCharacteristic.FORMAT_UINT8; Log.d(TAG, "Heart rate format UINT8."); } final int heartRate = characteristic.getIntValue(format, 1); Log.d(TAG, String.format("Received heart rate: %d", heartRate)); intent.putExtra(EXTRA_DATA, String.valueOf(heartRate)); } else { // For all other profiles, writes the data formatted in HEX. final byte[] data = characteristic.getValue(); if (data != null && data.length > 0) { //// print data received. final StringBuilder stringBuilder = new StringBuilder(data.length); for (byte byteChar : data) stringBuilder.append(String.format("%02X ", byteChar)); //Log.i(TAG, "windsome1:"+ stringBuilder.toString()); //Log.i(TAG, "windsome2:"+ new String(data)); intent.putExtra(EXTRA_DATA, new String(data) + "\n" + stringBuilder.toString()); //// write to file. long currTime = System.currentTimeMillis(); /*if ((currTime - cacheTime) > 500) { Log.i(TAG, "write cache to file! currTime="+currTime+", cacheTime="+cacheTime+", interval="+(currTime - cacheTime)); boolean isSame = writeCacheToFile2 (); cacheData2.clear(); intent.putExtra(EXTRA_DATA_SAME, isSame); }*/ cacheData2.add(data); cacheTime = currTime; mToastHandler.removeCallbacks(mRunnable); mToastHandler.postDelayed(mRunnable, 300); } } sendBroadcast(intent); }
From source file:net.emilymaier.movebot.HeartFragment.java
@Override @SuppressWarnings("deprecation") public void onLeScan(BluetoothDevice device, int rssi, byte[] scanRecord) { Log.d("HeartFragment", "Bluetooth LE device found"); BluetoothGatt bluetoothGatt = device.connectGatt(act, false, new BluetoothGattCallback() { @Override//from ww w. ja v a 2 s.c o m public void onConnectionStateChange(BluetoothGatt gatt, int status, int newState) { if (newState == BluetoothProfile.STATE_CONNECTED) { Log.d("HeartFragment", "Connected to LE device"); gatt.discoverServices(); } } @Override public void onServicesDiscovered(BluetoothGatt gatt, int status) { if (status == BluetoothGatt.GATT_SUCCESS) { BluetoothGattCharacteristic characteristic = null; for (BluetoothGattService service : gatt.getServices()) { characteristic = service .getCharacteristic(UUID.fromString("00002a37-0000-1000-8000-00805f9b34fb")); if (characteristic != null) { break; } } if (characteristic != null) { Log.d("HeartFragment", "Found device with HRM characteristic"); HeartDevice device = new HeartDevice(); device.bluetoothGatt = gatt; device.characteristic = characteristic; for (HeartDevice testDevice : heartDevices) { if (testDevice.bluetoothGatt.getDevice().getAddress() .equals(device.bluetoothGatt.getDevice().getAddress())) { heartDevices.remove(testDevice); } } heartDevices.add(device); } else { Log.d("HeartFragment", "Device does not have HRM characteristic"); gatt.disconnect(); gatt.close(); } } else { Log.w("HeartFragment", "Failed to discover device services"); gatt.disconnect(); gatt.close(); } } @Override public void onCharacteristicChanged(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic) { int flag = characteristic.getProperties(); int format = -1; if ((flag & 0x01) != 0) { format = BluetoothGattCharacteristic.FORMAT_UINT16; } else { format = BluetoothGattCharacteristic.FORMAT_UINT8; } final int heartRate = characteristic.getIntValue(format, 1); act.runOnUiThread(new Runnable() { @Override public void run() { act.updateHeart(heartRate); } }); } }); }
From source file:com.qi.airstat.BluetoothLeService.java
private void broadcastUpdate(final String action, final BluetoothGattCharacteristic characteristic) { final Intent intent = new Intent(action); int signal = 0; // This is special handling for the Heart Rate Measurement profile. Data parsing is // carried out as per profile specifications: // http://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml if (UUID_HEART_RATE_MEASUREMENT.equals(characteristic.getUuid())) { int flag = characteristic.getProperties(); int format = -1; if ((flag & 0x01) != 0) { format = BluetoothGattCharacteristic.FORMAT_UINT16; Log.d(TAG, "Heart rate format UINT16."); } else {/* w ww .j ava 2 s . c o m*/ format = BluetoothGattCharacteristic.FORMAT_UINT8; Log.d(TAG, "Heart rate format UINT8."); } final int heartRate = characteristic.getIntValue(format, 1); signal = heartRate; Log.d(TAG, String.format("Received heart rate: %d", heartRate)); intent.putExtra(EXTRA_DATA, String.valueOf(heartRate)); } else { // For all other profiles, writes the data formatted in HEX. final byte[] data = characteristic.getValue(); if (data != null && data.length > 0) { final StringBuilder stringBuilder = new StringBuilder(data.length); for (byte byteChar : data) stringBuilder.append(String.format("%02X ", byteChar)); intent.putExtra(EXTRA_DATA, new String(data) + "\n" + stringBuilder.toString()); signal = Integer.parseInt(new String(data)); } } DatabaseManager databaseManager = new DatabaseManager(BluetoothLeService.this); SQLiteDatabase database = databaseManager.getWritableDatabase(); ContentValues values = new ContentValues(); String date = new SimpleDateFormat("yyMMddHHmmss").format(new java.util.Date()); values.put(Constants.DATABASE_COMMON_COLUMN_TIME_STAMP, date); values.put(Constants.DATABASE_HEART_RATE_COLUMN_HEART_RATE, signal); database.insert(Constants.DATABASE_HEART_RATE_TABLE, null, values); database.close(); try { Location location = locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); latitude = location.getLatitude(); longitude = location.getLongitude(); } catch (SecurityException exception) { exception.printStackTrace(); } JSONObject reformedObject = new JSONObject(); JSONArray reformedArray = new JSONArray(); try { JSONObject item = new JSONObject(); item.put("timeStamp", date); item.put("connectionID", Constants.CID_BLE); item.put("heartrate", signal); item.put("latitude", latitude); item.put("longitude", longitude); reformedArray.put(item); reformedObject.put("HR", reformedArray); } catch (JSONException e) { e.printStackTrace(); } HttpService httpService = new HttpService(); String responseCode = httpService.executeConn(null, "POST", "http://teamc-iot.calit2.net/IOT/public/rcv_json_data", reformedObject); sendBroadcast(intent); }
From source file:com.nbplus.iotapp.bluetooth.BluetoothLeService.java
private void broadcastUpdate(final String address, final String action, final BluetoothGattCharacteristic characteristic) { final Intent intent = new Intent(action); intent.putExtra(EXTRA_DATA_SERVICE_UUID, characteristic.getService().getUuid().toString()); intent.putExtra(EXTRA_DATA_CHARACTERISTIC_UUID, characteristic.getUuid().toString()); String str = ""; byte[] values = characteristic.getValue(); Log.d(TAG,//from ww w. jav a2s. co m "onCharacteristicChanged: address : " + address + ", uuid:" + characteristic.getUuid().toString()); // This is special handling for the Heart Rate Measurement profile. Data parsing is // carried out as per profile specifications: // http://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml if (UUID_HEART_RATE_MEASUREMENT.equals(characteristic.getUuid())) { int flag = characteristic.getProperties(); int format = -1; if ((flag & 0x01) != 0) { format = BluetoothGattCharacteristic.FORMAT_UINT16; Log.d(TAG, "Heart rate format UINT16."); } else { format = BluetoothGattCharacteristic.FORMAT_UINT8; Log.d(TAG, "Heart rate format UINT8."); } final int heartRate = characteristic.getIntValue(format, 1); Log.d(TAG, String.format("Received heart rate: %d", heartRate)); intent.putExtra(EXTRA_DATA, values); } else if (UUID_WEIGHT_MEASUREMENT.equals(characteristic.getUuid())) { // for weight scale int flag = values[0] & 0xff; Log.w(TAG, String.format("Measurement data received flag = %02x", flag)); /** * ? reserved field ? 2? ? ??. */ if (address != null && address.startsWith(GattAttributes.XIAOMI_MAC_ADDRESS_FILTER)) { if (values == null || values.length <= 0 || (values[0] & 0xf0) != 0x20) { Log.d(TAG, "ignore ... flag 4nibble 0x20 is not ... "); return; } } ArrayList<WeightMeasurement> measurements = WeightMeasurement.parseWeightMeasurement(address, characteristic.getUuid().toString(), values); intent.putParcelableArrayListExtra(EXTRA_DATA, measurements); } else if (UUID_GLUCOSE_MEASUREMENT.equals(characteristic.getUuid())) { GlucoseMeasurement measurement = GlucoseMeasurement.parseGlucoseMeasurement(values); intent.putExtra(EXTRA_DATA, measurement); } else if (UUID_GLUCOSE_MEASUREMENT_CONTEXT.equals(characteristic.getUuid())) { } else if (UUID_RECORD_ACCESS_CONTROL_POINT.equals(characteristic.getUuid())) { RecordAccessControlPoint recordAccessControlPoint = RecordAccessControlPoint .parseRecordAccessControlPoint(values); intent.putExtra(EXTRA_DATA, recordAccessControlPoint); } else if (UUID.fromString(GattAttributes.CURRENT_TIME).equals(characteristic.getUuid())) { if (values != null && values.length > 0) { intent.putExtra(EXTRA_DATA, values); } //intent.putExtra(EXTRA_DATA, characteristic.getValue()); } else { // For all other profiles, writes the data formatted in HEX. if (values != null && values.length > 0) { intent.putExtra(EXTRA_DATA, values); } } sendBroadcast(intent); }