Method enableNotification

android/src/BluetoothSensor.java:128–137

(BluetoothGattCharacteristic c)

  }

  private void enableNotification(BluetoothGattCharacteristic c) {
    synchronized(enableNotificationQueue) {
      if (currentEnableNotification == null) {
        currentEnableNotification = c;
        if (!doEnableNotification(c))
          currentEnableNotification = null;
      } else
        enableNotificationQueue.add(c);
    }
  }

  private void readHeartRateMeasurement(BluetoothGattCharacteristic c) {
    int offset = 0;