// ----------------------------------------------------------------------------------------------------------------
 // Broadcast an intent with a string representing an action an extra string with the data
 // Modify this code for data that is not in a string format
 private void broadcastUpdate(
     final String action, final BluetoothGattCharacteristic characteristic) {
   final Intent intent = new Intent(action); // Create new intent to broadcast the action
   if (action.equals(ACTION_DATA_AVAILABLE)) { // See if we need to send data
     if (UUID_MLDP_DATA_PRIVATE_CHARACTERISTIC.equals(
         characteristic.getUuid())) { // See if this is the correct characteristic
       String dataValue =
           characteristic.getStringValue(0); // Get the data (in this case it is a string)
       intent.putExtra(EXTRA_DATA, dataValue); // Add the data string to the intent
     }
   } else { // Did not get an action string we expect
     Log.d(TAG, "Action: " + action);
   }
   sendBroadcast(intent); // Broadcast the intent
 }
        // Called when a remote characteristic changes (like the RX characteristic).
        @Override
        public void onCharacteristicChanged(
            BluetoothGatt gatt, BluetoothGattCharacteristic characteristic) {

          super.onCharacteristicChanged(gatt, characteristic);
          vitaminValue = characteristic.getStringValue(0);

          Intent intent = new Intent(MainActivity.this, ResultsActivity.class);
          intent.putExtra(EXTRA_MESSAGE, vitaminValue);
          startActivity(intent);

          animatedCircleLoadingView.stopOk();

          presentValue();
        }
  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_LUGGAGE_NTF.equals(characteristic.getUuid())) {
      final String recData = characteristic.getStringValue(0);
      Log.d(TAG, String.format("Received heart rate: %s", recData));
      intent.putExtra(EXTRA_DATA, recData);
    } 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());
      }
    }
    sendBroadcast(intent);
  }
 @Override
 public void onCharacteristicChanged(
     BluetoothGatt gatt, BluetoothGattCharacteristic characteristic) {
   LogUtil.info(TAG, "接收数据onCharacteristicChanged()");
   String str = "";
   switch (DEVICE_TYPE) {
     case 1: // 脂肪秤
       broadcastUpdate(ACTION_DATA_AVAILABLE, characteristic);
       if (characteristic.getValue() != null) {
         LogUtil.info(TAG, characteristic.getStringValue(0));
       }
       break;
     case 2: // 血压计
       LogUtil.info(TAG, "数据长度:" + characteristic.getValue().length);
       for (int i = 0; ; ++i) {
         if (i >= characteristic.getValue().length) {
           receiveData = str;
           broadcastUpdate(ACTION_DATA_AVAILABLE, characteristic);
           LogUtil.info(TAG, "血压计结果数据:" + receiveData);
           return;
         }
         str = str + (0xFF & characteristic.getValue()[i]) + " ";
       }
     case 3: // 血糖仪
       for (int i = 0; ; ++i) {
         if (i >= characteristic.getValue().length) {
           receiveData = str;
           broadcastUpdate(ACTION_DATA_AVAILABLE, characteristic);
           LogUtil.info(TAG, "血糖仪结果数据:" + receiveData);
           return;
         }
         str = str + (0xFF & characteristic.getValue()[i]) + " ";
       }
     default:
       break;
   }
 }
Exemple #5
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 @Override
 public void onCharacteristicNotified(
     final BluetoothGatt gatt, final BluetoothGattCharacteristic characteristic) {
   final String data = characteristic.getStringValue(0);
   mCallbacks.onDataReceived(data);
 }
Exemple #6
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 @Override
 public void onCharacteristicWrite(
     final BluetoothGatt gatt, final BluetoothGattCharacteristic characteristic) {
   final String data = characteristic.getStringValue(0);
   mCallbacks.onDataSent(data);
 }