Java Code Examples for io.netty.handler.codec.mqtt.MqttMessageFactory#newMessage()

The following examples show how to use io.netty.handler.codec.mqtt.MqttMessageFactory#newMessage() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: MessagePublisher.java From joyqueue with Apache License 2.0

6 votes

private void sendPubAck(Channel client, Integer packageID) {
    if (LOG.isDebugEnabled()) {
        LOG.debug("发送PubAck消息给客户端");
    }
    try {
        MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.PUBACK, false, MqttQoS.AT_MOST_ONCE, false, 0);
        MqttMessage pubAckMessage = MqttMessageFactory.newMessage(
                mqttFixedHeader,
                MqttMessageIdVariableHeader.from(packageID),
                null);
        client.writeAndFlush(pubAckMessage);
    } catch (Throwable th) {
        LOG.error("Send pubAck error!", th);
        client.close().addListener(CLOSE_ON_FAILURE);
    }
}

Example 2

Source File: UnSubscribe.java From WeEvent with Apache License 2.0

6 votes

@Override
public Optional<MqttMessage> process(MqttMessage req, String clientId, String remoteIp) {
    MqttUnsubscribeMessage msg = (MqttUnsubscribeMessage) req;
    log.info("UNSUBSCRIBE, {}", msg.payload().topics());

    if (msg.payload().topics().isEmpty()) {
        log.error("empty topic, skip it");
        return Optional.empty();
    }

    this.sessionStore.unSubscribe(clientId, msg.payload().topics());

    MqttMessage rsp = MqttMessageFactory.newMessage(new MqttFixedHeader(MqttMessageType.UNSUBACK, false, MqttQoS.AT_LEAST_ONCE, false, ProtocolProcess.fixLengthOfMessageId),
            MqttMessageIdVariableHeader.from(msg.variableHeader().messageId()), null);
    return Optional.of(rsp);
}

Example 3

Source File: MqttClientImpl.java From vertx-mqtt with Apache License 2.0

6 votes

/**
 * Sends PUBREC packet to server
 *
 * @param publishMessage a PUBLISH message to acknowledge
 */
private void publishReceived(MqttPublishMessage publishMessage) {

  MqttFixedHeader fixedHeader =
    new MqttFixedHeader(MqttMessageType.PUBREC, false, AT_MOST_ONCE, false, 0);

  MqttMessageIdVariableHeader variableHeader =
    MqttMessageIdVariableHeader.from(publishMessage.messageId());

  io.netty.handler.codec.mqtt.MqttMessage pubrec = MqttMessageFactory.newMessage(fixedHeader, variableHeader, null);

  synchronized (this) {
    qos2inbound.put(publishMessage.messageId(), publishMessage);
  }
  this.write(pubrec);
}

Example 4

Source File: MqttClientImpl.java From vertx-mqtt with Apache License 2.0

6 votes

/**
 * Sends the PUBREL message to server
 *
 * @param publishMessageId  identifier of the PUBLISH message to acknowledge
 */
private void publishRelease(int publishMessageId) {

  MqttFixedHeader fixedHeader =
    new MqttFixedHeader(MqttMessageType.PUBREL, false, MqttQoS.AT_LEAST_ONCE, false, 0);

  MqttMessageIdVariableHeader variableHeader =
    MqttMessageIdVariableHeader.from(publishMessageId);

  io.netty.handler.codec.mqtt.MqttMessage pubrel = MqttMessageFactory.newMessage(fixedHeader, variableHeader, null);

  synchronized (this) {
    qos2outbound.put(publishMessageId, pubrel);
  }
  this.write(pubrel);
}

Example 5

Source File: MqttProtocolHandler.java From joyqueue with Apache License 2.0

5 votes

private void sendUnSubAck(Channel client, int packageID, MqttQoS qoS) {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.UNSUBACK, false, qoS, false, 0);
    MqttMessage unSubAckMessage = MqttMessageFactory.newMessage(
            mqttFixedHeader,
            MqttMessageIdVariableHeader.from(packageID),
            null);
    LOG.info("UNSUBSCRIBE successful, packageID: {}", packageID);
    client.writeAndFlush(unSubAckMessage);
}

Example 6

Source File: ProtocolProcess.java From WeEvent with Apache License 2.0

5 votes

public MqttPublishMessage genWillMessage(MqttConnectMessage connectMessage) {
    if (connectMessage.variableHeader().isWillFlag()) {
        log.info("get will message from client");

        MqttMessage msg = MqttMessageFactory.newMessage(
                new MqttFixedHeader(MqttMessageType.PUBLISH, false, MqttQoS.valueOf(connectMessage.variableHeader().willQos()), connectMessage.variableHeader().isWillRetain(), 0),
                new MqttPublishVariableHeader(connectMessage.payload().willTopic(), 0), Unpooled.buffer().writeBytes(connectMessage.payload().willMessageInBytes()));

        return (MqttPublishMessage) msg;
    }

    return null;
}

Example 7

Source File: PingReq.java From WeEvent with Apache License 2.0

5 votes

@Override
public Optional<MqttMessage> process(MqttMessage req, String clientId, String remoteIp) {
    log.debug("heart beat from client: {}", clientId);
    
    MqttMessage rsp = MqttMessageFactory.newMessage(new MqttFixedHeader(MqttMessageType.PINGRESP, false, MqttQoS.AT_LEAST_ONCE, false, 0), null, null);
    return Optional.of(rsp);
}

Example 8

Source File: MqttProtocolUtil.java From ext-opensource-netty with Mozilla Public License 2.0

4 votes

public static MqttUnsubAckMessage unsubAckMessage(int messageId) {
	return (MqttUnsubAckMessage) MqttMessageFactory.newMessage(
			new MqttFixedHeader(MqttMessageType.UNSUBACK, false, MqttQoS.AT_MOST_ONCE, false, 0),
			MqttMessageIdVariableHeader.from(messageId), null);
}

Example 9

Source File: MqttProtocolUtil.java From ext-opensource-netty with Mozilla Public License 2.0

4 votes

public static MqttMessage pubCompMessage(int messageId) {
	return MqttMessageFactory.newMessage(
			new MqttFixedHeader(MqttMessageType.PUBCOMP, false, MqttQoS.AT_MOST_ONCE, false, 0),
			MqttMessageIdVariableHeader.from(messageId), null);
}

Example 10

Source File: Subscribe.java From WeEvent with Apache License 2.0

4 votes

private MqttMessage genSubAck(int messageId, List<Integer> mqttQoSList) {
    return MqttMessageFactory.newMessage(new MqttFixedHeader(MqttMessageType.SUBACK, false, MqttQoS.AT_LEAST_ONCE, false, ProtocolProcess.fixLengthOfMessageId + mqttQoSList.size()),
            MqttMessageIdVariableHeader.from(messageId),
            new MqttSubAckPayload(mqttQoSList));
}

Example 11

Source File: MqttProtocolUtil.java From ext-opensource-netty with Mozilla Public License 2.0

4 votes

public static MqttMessage pubRelMessage(int messageId, boolean isDup) {
	return MqttMessageFactory.newMessage(
			new MqttFixedHeader(MqttMessageType.PUBREL, isDup, MqttQoS.AT_LEAST_ONCE, false, 0),
			MqttMessageIdVariableHeader.from(messageId), null);
}

Example 12

Source File: MqttProtocolUtil.java From ext-opensource-netty with Mozilla Public License 2.0

4 votes

public static MqttMessage pingRespMessage() {
	return MqttMessageFactory.newMessage(
			new MqttFixedHeader(MqttMessageType.PINGRESP, false, MqttQoS.AT_MOST_ONCE, false, 0), null, null);
}

Example 13

Source File: MqttProtocolUtil.java From ext-opensource-netty with Mozilla Public License 2.0

4 votes

public static MqttConnAckMessage connAckMessage(MqttConnectReturnCode code, boolean sessionPresent) {
	return (MqttConnAckMessage) MqttMessageFactory.newMessage(
			new MqttFixedHeader(MqttMessageType.CONNACK, false, MqttQoS.AT_MOST_ONCE, false, 0),
			new MqttConnAckVariableHeader(code, sessionPresent), null);
}

Example 14

Source File: MqttProtocolUtil.java From ext-opensource-netty with Mozilla Public License 2.0

4 votes

public static MqttPublishMessage publishMessage(String topicName, boolean isDup, int qosValue, boolean isRetain,
		int messageId, byte[] payload) {
	return (MqttPublishMessage) MqttMessageFactory.newMessage(
			new MqttFixedHeader(MqttMessageType.PUBLISH, isDup, MqttQoS.valueOf(qosValue), isRetain, 0),
			new MqttPublishVariableHeader(topicName, messageId), Unpooled.buffer().writeBytes(payload));
}

Example 15

Source File: MqttProtocolHandler.java From joyqueue with Apache License 2.0

4 votes

public void processSubscribe(Channel client, MqttSubscribeMessage subscribeMessage) {
    List<Integer> resultCodes = new ArrayList<>();
    String clientID = NettyAttrManager.getAttrClientId(client);
    if (connectionManager.isConnected(clientID)) {
        MqttConnection connection = connectionManager.getConnection(clientID);

        if (LOG.isDebugEnabled()) {
            LOG.debug("处理subscribe数据包, clientID: {}, cleanSession: {}", clientID, connection.isCleanSession());
        }

        List<MqttTopicSubscription> topicSubscribes = subscribeMessage.payload().topicSubscriptions();
        LOG.info("Subscribe topics: {}, clientID: {}", topicSubscribes, clientID);

        try {
            if (null != topicSubscribes) {
                Set<MqttSubscription> topicFilters = subscribe(topicSubscribes, clientID, connection.getClientGroupName(), resultCodes);
                MqttSession session = sessionManager.getSession(clientID);
                if (session != null) {
                    for (MqttSubscription subscription : topicFilters) {
                        session.addSubscription(subscription);
                    }
                }
            } else {
                // The payload of a SUBSCRIBE packet MUST contain at least one Topic Filter / QoS pair. A SUBSCRIBE packet with no payload is a protocol violation
                // it MUST close the Network Connection on which it received that Control Packet which caused the protocol violation
                consumerManager.stopConsume(clientID);
                sessionManager.removeSession(clientID);
                connection.getChannel().close().addListener(CLOSE_ON_FAILURE);
                connectionManager.removeConnection(connection);
                client.close().addListener(CLOSE_ON_FAILURE);
            }
        } catch (Exception e) {
            LOG.error("subscribe is error!");
            if (resultCodes.size() < topicSubscribes.size()) {
                int minus = topicSubscribes.size() - resultCodes.size();
                for (; minus > 0; minus--) {
                    resultCodes.add(MqttQoS.FAILURE.value());
                }
            }
        }
    }

    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.SUBACK, false, MqttQoS.AT_MOST_ONCE, false, 0);
    MqttSubAckMessage subAckMessage = (MqttSubAckMessage) MqttMessageFactory.newMessage(
            mqttFixedHeader,
            MqttMessageIdVariableHeader.from(subscribeMessage.variableHeader().messageId()),
            new MqttSubAckPayload(resultCodes));
    LOG.info("SUBSCRIBE successful, subscribe result: {}", resultCodes);
    client.writeAndFlush(subAckMessage);
}

Example 16

Source File: MqttClientImpl.java From vertx-mqtt with Apache License 2.0

3 votes

/**
 * Sends PUBACK packet to server
 *
 * @param publishMessageId identifier of the PUBLISH message to acknowledge
 */
private void publishAcknowledge(int publishMessageId) {

  MqttFixedHeader fixedHeader =
    new MqttFixedHeader(MqttMessageType.PUBACK, false, AT_MOST_ONCE, false, 0);

  MqttMessageIdVariableHeader variableHeader =
    MqttMessageIdVariableHeader.from(publishMessageId);

  io.netty.handler.codec.mqtt.MqttMessage puback = MqttMessageFactory.newMessage(fixedHeader, variableHeader, null);

  this.write(puback);
}

Example 17

Source File: MqttEndpointImpl.java From vertx-mqtt with Apache License 2.0

3 votes

public MqttEndpointImpl subscribeAcknowledge(int subscribeMessageId, List<MqttQoS> grantedQoSLevels) {

    MqttFixedHeader fixedHeader =
      new MqttFixedHeader(MqttMessageType.SUBACK, false, MqttQoS.AT_MOST_ONCE, false, 0);
    MqttMessageIdVariableHeader variableHeader =
      MqttMessageIdVariableHeader.from(subscribeMessageId);

    MqttSubAckPayload payload = new MqttSubAckPayload(grantedQoSLevels.stream().mapToInt(MqttQoS::value).toArray());

    io.netty.handler.codec.mqtt.MqttMessage suback = MqttMessageFactory.newMessage(fixedHeader, variableHeader, payload);

    this.write(suback);

    return this;
  }

Example 18

Source File: MqttEndpointImpl.java From vertx-mqtt with Apache License 2.0

3 votes

public MqttEndpointImpl publishReceived(int publishMessageId) {

    MqttFixedHeader fixedHeader =
      new MqttFixedHeader(MqttMessageType.PUBREC, false, MqttQoS.AT_MOST_ONCE, false, 0);
    MqttMessageIdVariableHeader variableHeader =
      MqttMessageIdVariableHeader.from(publishMessageId);

    io.netty.handler.codec.mqtt.MqttMessage pubrec = MqttMessageFactory.newMessage(fixedHeader, variableHeader, null);

    this.write(pubrec);

    return this;
  }

Example 19

Source File: MqttEndpointImpl.java From vertx-mqtt with Apache License 2.0

3 votes

public MqttEndpointImpl pong() {

    MqttFixedHeader fixedHeader =
      new MqttFixedHeader(MqttMessageType.PINGRESP, false, MqttQoS.AT_MOST_ONCE, false, 0);

    io.netty.handler.codec.mqtt.MqttMessage pingresp = MqttMessageFactory.newMessage(fixedHeader, null, null);

    this.write(pingresp);

    return this;
  }

Example 20

Source File: MqttEndpointImpl.java From vertx-mqtt with Apache License 2.0

3 votes

public MqttEndpointImpl publishAcknowledge(int publishMessageId) {

    MqttFixedHeader fixedHeader =
      new MqttFixedHeader(MqttMessageType.PUBACK, false, MqttQoS.AT_MOST_ONCE, false, 0);
    MqttMessageIdVariableHeader variableHeader =
      MqttMessageIdVariableHeader.from(publishMessageId);

    io.netty.handler.codec.mqtt.MqttMessage puback = MqttMessageFactory.newMessage(fixedHeader, variableHeader, null);

    this.write(puback);

    return this;
  }