Example usage for io.netty.handler.codec.mqtt MqttQoS value

Introduction

In this page you can find the example usage for io.netty.handler.codec.mqtt MqttQoS value.

Prototype

int value

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Usage

From source file:io.crate.mqtt.protocol.MqttProcessor.java

public void handlePublish(Channel channel, MqttPublishMessage msg) {
    final MqttQoS qos = msg.fixedHeader().qosLevel();
    String clientId = NettyUtils.clientID(channel);
    switch (qos) {
    case AT_LEAST_ONCE:
        SendPubAckCallback ackCallback = new SendPubAckCallback(channel, msg.variableHeader().packetId(),
                msg.fixedHeader().isDup());
        ingestService.doInsert(clientId, msg, ackCallback);
        break;/*from  w ww .  j a  v  a  2  s  .co m*/
    default:
        String message = String.format(Locale.ENGLISH, "QoS %s (%s) is not supported.", qos.value(),
                qos.name());
        throw new UnsupportedOperationException(message);
    }
}

From source file:io.moquette.spi.impl.AbstractProtocolProcessorCommonUtils.java

License:Open Source License

protected void subscribe(EmbeddedChannel channel, String topic, MqttQoS desiredQos) {
    MqttSubscribeMessage subscribe = MqttMessageBuilders.subscribe().addSubscription(desiredQos, topic)
            .messageId(1).build();//from  w  w  w . j a v  a  2  s. com
    this.m_processor.processSubscribe(channel, subscribe);
    MqttSubAckMessage subAck = channel.readOutbound();
    assertEquals(desiredQos.value(), (int) subAck.payload().grantedQoSLevels().get(0));

    final String clientId = NettyUtils.clientID(channel);
    Subscription expectedSubscription = new Subscription(clientId, new Topic(topic), desiredQos);
    verifySubscriptionExists(m_sessionStore, expectedSubscription);
}

From source file:io.vertx.mqtt.test.client.MqttClientSubscribeTest.java

License:Apache License

private void subscribeAndReceive(TestContext context, MqttQoS qos) {

    Async async = context.async();//from   w w  w .j a  v  a2 s. c om
    MqttClient client = MqttClient.create(Vertx.vertx());

    client.publishHandler(publish -> {
        assertTrue(publish.qosLevel() == qos);
        log.info("Just received message on [" + publish.topicName() + "] payload ["
                + publish.payload().toString(Charset.defaultCharset()) + "] with QoS [" + publish.qosLevel()
                + "]");
        client.disconnect();
        async.countDown();
    });

    client.connect(MqttClientOptions.DEFAULT_PORT, TestUtil.BROKER_ADDRESS, ar -> {
        assertTrue(ar.succeeded());
        client.subscribe(MQTT_TOPIC, qos.value());
        client.publish(MQTT_TOPIC, Buffer.buffer(MQTT_MESSAGE.getBytes()), qos, false, false);

    });

    async.await();
}

From source file:io.vertx.mqtt.test.client.MqttClientSubscribeTest.java

License:Apache License

private void subscribe(TestContext context, MqttQoS qos) {

    this.messageId = 0;

    Async async = context.async();//from ww w  . j  ava  2 s . co  m
    MqttClient client = MqttClient.create(Vertx.vertx());

    client.subscribeCompletionHandler(suback -> {
        assertTrue(suback.messageId() == messageId);
        assertTrue(suback.grantedQoSLevels().contains(qos.value()));
        log.info("subscribing complete for message id = " + suback.messageId() + " with QoS "
                + suback.grantedQoSLevels());
        client.disconnect();
        async.countDown();
    });

    client.connect(MqttClientOptions.DEFAULT_PORT, TestUtil.BROKER_ADDRESS, ar -> {
        assertTrue(ar.succeeded());

        client.subscribe(MQTT_TOPIC, qos.value(), done -> {
            assertTrue(done.succeeded());
            messageId = done.result();
            log.info("subscribing on [" + MQTT_TOPIC + "] with QoS [" + qos.value() + "] message id = "
                    + messageId);
        });
    });

    async.await();
}

From source file:io.vertx.mqtt.test.client.MqttClientUnsubscribeTest.java

License:Apache License

private void unsubscribe(TestContext context, MqttQoS qos) {

    this.messageId = 0;

    Async async = context.async();/*w w  w. j  av a 2s.  c  o m*/
    MqttClient client = MqttClient.create(Vertx.vertx());

    client.unsubscribeCompletionHandler(unsubackid -> {
        assertTrue(unsubackid == messageId);
        log.info("unsubscribing complete for message id = " + unsubackid);
        client.disconnect();
        async.countDown();
    });

    client.subscribeCompletionHandler(suback -> {
        assertTrue(suback.messageId() == messageId);
        assertTrue(suback.grantedQoSLevels().contains(qos.value()));
        log.info("subscribing complete for message id = " + suback.messageId() + " with QoS "
                + suback.grantedQoSLevels());

        client.unsubscribe(MQTT_TOPIC, ar2 -> {
            assertTrue(ar2.succeeded());
            messageId = ar2.result();
            log.info("unsubscribing on [" + MQTT_TOPIC + "] message id = " + messageId);
        });
    });

    client.connect(MqttClientOptions.DEFAULT_PORT, TestUtil.BROKER_ADDRESS, ar -> {
        assertTrue(ar.succeeded());

        client.subscribe(MQTT_TOPIC, qos.value(), ar1 -> {
            assertTrue(ar1.succeeded());
            messageId = ar1.result();
            log.info("subscribing on [" + MQTT_TOPIC + "] with QoS [" + qos.value() + "] message id = "
                    + messageId);
        });
    });

    async.await();
}

From source file:net.anyflow.lannister.topic.Topic.java

License:Apache License

private static MqttQoS adjustQoS(MqttQoS subscriptionQos, MqttQoS publishQos) {
    return subscriptionQos.value() <= publishQos.value() ? subscriptionQos : publishQos;
}

From source file:org.thingsboard.server.transport.mqtt.MqttTransportHandler.java

License:Apache License

private static int getMinSupportedQos(MqttQoS reqQoS) {
    return Math.min(reqQoS.value(), MAX_SUPPORTED_QOS_LVL.value());
}