@Override
 public Message<?> toMessage(String topic, MqttMessage mqttMessage) {
   try {
     AbstractIntegrationMessageBuilder<Object> messageBuilder =
         getMessageBuilderFactory()
             .withPayload(mqttBytesToPayload(mqttMessage))
             .setHeader(MqttHeaders.QOS, mqttMessage.getQos())
             .setHeader(MqttHeaders.DUPLICATE, mqttMessage.isDuplicate())
             .setHeader(MqttHeaders.RETAINED, mqttMessage.isRetained());
     if (topic != null) {
       messageBuilder.setHeader(MqttHeaders.TOPIC, topic);
     }
     return messageBuilder.build();
   } catch (Exception e) {
     throw new MessageConversionException("failed to convert object to Message", e);
   }
 }
  /**
   * Store an MQTT message
   *
   * @param clientHandle identifier for the client storing the message
   * @param topic The topic on which the message was published
   * @param message the arrived MQTT message
   * @return an identifier for the message, so that it can be removed when appropriate
   */
  @Override
  public String storeArrived(String clientHandle, String topic, MqttMessage message) {

    db = mqttDb.getWritableDatabase();

    traceHandler.traceDebug(
        TAG, "storeArrived{" + clientHandle + "}, {" + message.toString() + "}");

    byte[] payload = message.getPayload();
    int qos = message.getQos();
    boolean retained = message.isRetained();
    boolean duplicate = message.isDuplicate();

    ContentValues values = new ContentValues();
    String id = java.util.UUID.randomUUID().toString();
    values.put(MqttServiceConstants.MESSAGE_ID, id);
    values.put(MqttServiceConstants.CLIENT_HANDLE, clientHandle);
    values.put(MqttServiceConstants.DESTINATION_NAME, topic);
    values.put(MqttServiceConstants.PAYLOAD, payload);
    values.put(MqttServiceConstants.QOS, qos);
    values.put(MqttServiceConstants.RETAINED, retained);
    values.put(MqttServiceConstants.DUPLICATE, duplicate);
    values.put(MTIMESTAMP, System.currentTimeMillis());
    try {
      db.insertOrThrow(ARRIVED_MESSAGE_TABLE_NAME, null, values);
    } catch (SQLException e) {
      traceHandler.traceException(TAG, "onUpgrade", e);
      throw e;
    }
    int count = getArrivedRowCount(clientHandle);
    traceHandler.traceDebug(
        TAG,
        "storeArrived: inserted message with id of {"
            + id
            + "} - Number of messages in database for this clientHandle = "
            + count);
    return id;
  }
예제 #3
0
 ParcelableMqttMessage(MqttMessage original) {
   super(original.getPayload());
   setQos(original.getQos());
   setRetained(original.isRetained());
   setDuplicate(original.isDuplicate());
 }