org.eclipse.paho.client.mqttv3.MqttConnectOptions#setMaxInflight

Source File: AbstractMqttClient.java From xian with Apache License 2.0

6 votes

/**
 * 连接mqtt server,并返回一个客户端对象,如果连接失败,那么返回null
 */
public MqttAsyncClient connectBroker() {
    LOG.info(String.format("mqtt=======客户端%s与rabbitMQ server: %s 准备建立连接,userName = %s", getMqttClientId(), JSON.toJSONString(serverURIs), userName));
    try {
        sampleClient = new MqttAsyncClient("tcp://overriddenByMqttConnectOptions.setServerURIs:1883", getMqttClientId(), persistence);
        connOpts = new MqttConnectOptions();
        connOpts.setAutomaticReconnect(true);
        connOpts.setServerURIs(serverURIs);
        connOpts.setUserName(userName);
        connOpts.setPassword(getPwd());
        connOpts.setCleanSession(cleanSession);
        connOpts.setMaxInflight(1000 /**默认的值是10,对于我们来说这个值太小!*/);
        connOpts.setKeepAliveInterval(keepAliveInterval);
        sampleClient.setCallback(getCallback(this));
        sampleClient.connect(connOpts).waitForCompletion(60 * 1000);
        LOG.info(String.format("mqtt=======客户端%s与rabbitMQ server: %s 建立连接完成,userName = %s", getMqttClientId(), JSON.toJSONString(serverURIs), userName));
        return sampleClient;
    } catch (MqttException me) {
        throw new RuntimeException(String.format("mqtt=======客户端%s与rabbitMQ server: %s 连接失败!!! userName = %s", getMqttClientId(), JSON.toJSONString(serverURIs), userName), me);
    }
}

Source File: MqttPlugin.java From iotplatform with Apache License 2.0

6 votes

@Override
public void init(MqttPluginConfiguration configuration) {
  retryInterval = configuration.getRetryInterval();

  mqttClientOptions = new MqttConnectOptions();
  mqttClientOptions.setCleanSession(false);
  mqttClientOptions.setMaxInflight(configuration.getMaxInFlight());
  mqttClientOptions.setAutomaticReconnect(true);
  String clientId = configuration.getClientId();
  if (StringUtils.isEmpty(clientId)) {
    clientId = UUID.randomUUID().toString();
  }
  if (!StringUtils.isEmpty(configuration.getAccessToken())) {
    mqttClientOptions.setUserName(configuration.getAccessToken());
  }
  try {
    mqttClient = new MqttAsyncClient("tcp://" + configuration.getHost() + ":" + configuration.getPort(), clientId);
  } catch (Exception e) {
    log.error("Failed to create mqtt client", e);
    throw new RuntimeException(e);
  }
  // connect();
}

Source File: MqttClientService.java From activemq-artemis with Apache License 2.0

6 votes

@PostConstruct
public void init() throws MqttException {
   final String serverURI = "tcp://localhost:1883";
   final MqttConnectOptions options = new MqttConnectOptions();
   options.setAutomaticReconnect(true);
   options.setCleanSession(false);
   options.setMaxInflight(1000);
   options.setServerURIs(new String[] {serverURI});
   options.setMqttVersion(MQTT_VERSION_3_1_1);

   final ThreadFactory threadFactory = new DefaultThreadFactory("mqtt-client-exec");
   executorService = new ScheduledThreadPoolExecutor(corePoolSize, threadFactory, new ThreadPoolExecutor.CallerRunsPolicy());
   mqttClient = new MqttClient(serverURI, clientId, persistence, executorService);
   mqttClient.setTimeToWait(-1);
   mqttClient.connect(options);
   mqttClient.setCallback(this);
   log.debugf("[MQTT][Connected][client: %s]", clientId);
}

Source File: DeviceConfig.java From iot-java with Eclipse Public License 1.0

6 votes

public MqttConnectOptions getMqttConnectOptions() throws NoSuchAlgorithmException, KeyManagementException {
	MqttConnectOptions connectOptions = new MqttConnectOptions();

	connectOptions.setConnectionTimeout(DEFAULT_CONNECTION_TIMEMOUT);

	if (getMqttPassword() != null) {
		connectOptions.setUserName(getMqttUsername());
		connectOptions.setPassword(getMqttPassword().toCharArray());
	}

	connectOptions.setCleanSession(this.options.mqtt.cleanStart);
	connectOptions.setKeepAliveInterval(this.options.mqtt.keepAlive);
	connectOptions.setMaxInflight(DEFAULT_MAX_INFLIGHT_MESSAGES);
	connectOptions.setAutomaticReconnect(true);

	if (!Arrays.asList(1883, 80).contains(options.mqtt.port)) {
		SSLContext sslContext = SSLContext.getInstance("TLSv1.2");
		sslContext.init(null, null, null);

		connectOptions.setSocketFactory(sslContext.getSocketFactory());
	}

	return connectOptions;
}

Source File: ApplicationConfig.java From iot-java with Eclipse Public License 1.0

6 votes

public MqttConnectOptions getMqttConnectOptions() throws NoSuchAlgorithmException, KeyManagementException {
	MqttConnectOptions connectOptions = new MqttConnectOptions();

	connectOptions.setConnectionTimeout(DEFAULT_CONNECTION_TIMEMOUT);

	connectOptions.setUserName(getMqttUsername());
	connectOptions.setPassword(getMqttPassword().toCharArray());

	connectOptions.setCleanSession(this.options.mqtt.cleanStart);
	connectOptions.setKeepAliveInterval(this.options.mqtt.keepAlive);
	connectOptions.setMaxInflight(DEFAULT_MAX_INFLIGHT_MESSAGES);
	connectOptions.setAutomaticReconnect(true);

	SSLContext sslContext = SSLContext.getInstance("TLSv1.2");
	sslContext.init(null, null, null);

	connectOptions.setSocketFactory(sslContext.getSocketFactory());

	return connectOptions;
}

Source File: MqttClientInstance.java From maestro-java with Apache License 2.0

5 votes

public static MqttConnectOptions getConnectionOptions() {
    final MqttConnectOptions connOpts = new MqttConnectOptions();

    connOpts.setCleanSession(true);
    connOpts.setAutomaticReconnect(true);

    /*
     Paho uses 10 as the default max inflight exchanges. This may be a bit too small
     when sending log files, handling stats messages, ping requests ... all at the same.
     */
    connOpts.setMaxInflight(20);

    return connOpts;
}

Source File: ManagerMQTT.java From helloiot with GNU General Public License v3.0

5 votes

@Override
public void connect() {

    String[] listtopics = worktopics.toArray(new String[worktopics.size()]);
    int[] listqos = new int[workqos.size()];
    for (int i = 0; i < workqos.size(); i++) {
        listqos[i] = workqos.get(i);
    }

    try {
        mqttClient = new MqttClient(url, clientid, new MemoryPersistence());
        MqttConnectOptions options = new MqttConnectOptions();
        if (!Strings.isNullOrEmpty(username)) {
            options.setUserName(username);
            options.setPassword(password.toCharArray());
        }
        options.setConnectionTimeout(timeout);
        options.setKeepAliveInterval(keepalive);
        options.setMqttVersion(version);
        options.setCleanSession(true);
        options.setAutomaticReconnect(false);
        options.setMaxInflight(maxinflight);
        options.setSSLProperties(sslproperties);
        options.setWill(topicsys + "app/" + clientid, new StringFormatSwitch().devalue(MiniVarBoolean.FALSE), 0, true);
        mqttClient.connect(options);
        mqttClient.setCallback(this);
        if (listtopics.length > 0) {
            mqttClient.subscribe(listtopics, listqos);
        }
        statusPublish(MiniVarBoolean.TRUE);
    } catch (MqttException ex) {
        logger.log(Level.WARNING, null, ex);
        throw new RuntimeException(String.format(resources.getString("exception.mqtt"), url), ex);
    }
}

Source File: MqttPahoClient.java From joynr with Apache License 2.0

5 votes

private MqttConnectOptions getConnectOptions() {
    MqttConnectOptions options = new MqttConnectOptions();
    if (username != null && !username.isEmpty()) {
        if (password == null || password.isEmpty()) {
            throw new JoynrIllegalStateException("MQTT password not configured or empty");
        }
        options.setUserName(username);
        options.setPassword(password.toCharArray());
    }
    options.setAutomaticReconnect(false);
    options.setConnectionTimeout(connectionTimeoutSec);
    options.setKeepAliveInterval(keepAliveTimerSec);
    options.setMaxInflight(maxMsgsInflight);
    options.setCleanSession(cleanSession);

    if (isSecureConnection) {
        // Set global SSL properties for all Joynr SSL clients
        Properties sslClientProperties = new Properties();
        sslClientProperties.setProperty(SSLSocketFactoryFactory.KEYSTORETYPE, keyStoreType);
        sslClientProperties.setProperty(SSLSocketFactoryFactory.KEYSTORE, keyStorePath);
        sslClientProperties.setProperty(SSLSocketFactoryFactory.KEYSTOREPWD, keyStorePWD);
        sslClientProperties.setProperty(SSLSocketFactoryFactory.TRUSTSTORETYPE, trustStoreType);
        sslClientProperties.setProperty(SSLSocketFactoryFactory.TRUSTSTORE, trustStorePath);
        sslClientProperties.setProperty(SSLSocketFactoryFactory.TRUSTSTOREPWD, trustStorePWD);
        options.setSSLProperties(sslClientProperties);
    }

    return options;
}

Source File: MQTTClientBuilder.java From pentaho-kettle with Apache License 2.0

4 votes

private MqttConnectOptions getOptions() {
  MqttConnectOptions options = new MqttConnectOptions();

  if ( isSecure ) {
    setSSLProps( options );
  }
  if ( !StringUtil.isEmpty( username ) ) {
    options.setUserName( username );
  }
  if ( !StringUtil.isEmpty( password ) ) {
    options.setPassword( password.toCharArray() );
  }

  if ( !StringUtil.isEmpty( keepAliveInterval ) ) {
    options.setKeepAliveInterval( Integer.parseInt( keepAliveInterval ) );
  }

  if ( !StringUtil.isEmpty( maxInflight ) ) {
    options.setMaxInflight( Integer.parseInt( maxInflight ) );
  }

  if ( !StringUtil.isEmpty( connectionTimeout ) ) {
    options.setConnectionTimeout( Integer.parseInt( connectionTimeout ) );
  }

  if ( !StringUtil.isEmpty( cleanSession ) ) {
    options.setCleanSession( BooleanUtils.toBoolean( cleanSession ) );
  }

  if ( !StringUtil.isEmpty( serverUris ) ) {
    options.setServerURIs(
      Arrays.stream( serverUris.split( ";" ) ).map( uri -> getProtocol() + uri ).toArray( String[]::new ) );
  }

  if ( !StringUtil.isEmpty( mqttVersion ) ) {
    options.setMqttVersion( Integer.parseInt( mqttVersion ) );
  }

  if ( !StringUtil.isEmpty( automaticReconnect ) ) {
    options.setAutomaticReconnect( BooleanUtils.toBoolean( automaticReconnect ) );
  }

  return options;
}

Java Code Examples for org.eclipse.paho.client.mqttv3.MqttConnectOptions#setMaxInflight()