Example usage for io.netty.handler.codec.mqtt MqttFixedHeader qosLevel

Introduction

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

Prototype

MqttQoS qosLevel

To view the source code for io.netty.handler.codec.mqtt MqttFixedHeader qosLevel.

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Usage

From source file:com.caricah.iotracah.server.mqttserver.transform.MqttIOTTransformerImpl.java

License:Apache License

@Override
public IOTMessage toIOTMessage(MqttMessage serverMessage) {

    MqttFixedHeader fxH = serverMessage.fixedHeader();

    if (null == fxH) {
        return null;
    }/*w  w  w.ja  v a 2 s.  c  o m*/

    switch (fxH.messageType()) {

    case PUBLISH:

        MqttPublishMessage publishMessage = (MqttPublishMessage) serverMessage;

        MqttPublishVariableHeader pubVH = publishMessage.variableHeader();

        ByteBuffer byteBuffer = publishMessage.payload().nioBuffer();

        return PublishMessage.from(pubVH.messageId(), fxH.isDup(), fxH.qosLevel().value(), fxH.isRetain(),
                pubVH.topicName(), byteBuffer, true);

    case PUBACK:

        MqttPubAckMessage pubAckMessage = (MqttPubAckMessage) serverMessage;

        MqttMessageIdVariableHeader msgIdVH = pubAckMessage.variableHeader();
        return AcknowledgeMessage.from(msgIdVH.messageId());

    case PUBREC:

        msgIdVH = (MqttMessageIdVariableHeader) serverMessage.variableHeader();
        return PublishReceivedMessage.from(msgIdVH.messageId());

    case PUBREL:

        msgIdVH = (MqttMessageIdVariableHeader) serverMessage.variableHeader();
        return ReleaseMessage.from(msgIdVH.messageId(), fxH.isDup());

    case PUBCOMP:

        msgIdVH = (MqttMessageIdVariableHeader) serverMessage.variableHeader();

        return CompleteMessage.from(msgIdVH.messageId());
    case PINGREQ:
    case PINGRESP:
        return Ping.from(fxH.isDup(), fxH.qosLevel().value(), fxH.isRetain());

    case CONNECT:

        MqttConnectMessage mqttConnectMessage = (MqttConnectMessage) serverMessage;
        MqttConnectVariableHeader conVH = mqttConnectMessage.variableHeader();
        MqttConnectPayload conPayload = mqttConnectMessage.payload();

        boolean isAnnonymousConnect = (!conVH.hasPassword() && !conVH.hasUserName());

        ConnectMessage connectionMessage = ConnectMessage.from(fxH.isDup(), fxH.qosLevel().value(),
                fxH.isRetain(), conVH.name(), conVH.version(), conVH.isCleanSession(), isAnnonymousConnect,
                conPayload.clientIdentifier(), conPayload.userName(), conPayload.password(),
                conVH.keepAliveTimeSeconds(), "");

        connectionMessage.setHasWill(conVH.isWillFlag());
        connectionMessage.setRetainWill(conVH.isWillRetain());
        connectionMessage.setWillQos(conVH.willQos());
        connectionMessage.setWillTopic(conPayload.willTopic());
        connectionMessage.setWillMessage(conPayload.willMessage());
        return connectionMessage;

    case CONNACK:

        MqttConnAckMessage connAckMessage = (MqttConnAckMessage) serverMessage;
        MqttConnAckVariableHeader connAckVH = connAckMessage.variableHeader();

        return ConnectAcknowledgeMessage.from(fxH.isDup(), fxH.qosLevel().value(), fxH.isRetain(), 20,
                connAckVH.connectReturnCode());

    case SUBSCRIBE:

        MqttSubscribeMessage subMsg = (MqttSubscribeMessage) serverMessage;
        msgIdVH = subMsg.variableHeader();
        MqttSubscribePayload subPayload = subMsg.payload();

        SubscribeMessage subscribeMessage = SubscribeMessage.from(msgIdVH.messageId(), fxH.isDup(),
                fxH.qosLevel().value(), fxH.isRetain());

        subPayload.topicSubscriptions().forEach(tSub -> {
            subscribeMessage.getTopicFilterList()
                    .add(new AbstractMap.SimpleEntry<>(tSub.topicName(), tSub.qualityOfService().value()));
        });

        return subscribeMessage;

    case UNSUBSCRIBE:

        MqttUnsubscribeMessage unSubMsg = (MqttUnsubscribeMessage) serverMessage;

        msgIdVH = unSubMsg.variableHeader();
        MqttUnsubscribePayload unsubscribePayload = unSubMsg.payload();

        return UnSubscribeMessage.from(msgIdVH.messageId(), fxH.isDup(), fxH.qosLevel().value(), fxH.isRetain(),
                unsubscribePayload.topics());

    case DISCONNECT:
        return DisconnectMessage.from(false);

    default:
        return null;
    }
}

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From source file:org.apache.activemq.artemis.tests.integration.mqtt.imported.MQTTInterceptorPropertiesTest.java

License:Apache License

private boolean checkMessageProperties(MqttMessage message, Map<String, Object> expectedProperties) {
    System.out.println("Checking properties in interceptor");
    try {/*from ww w .  j  a  va  2  s  .  com*/
        assertNotNull(message);
        assertNotNull(server.getNodeID());
        MqttFixedHeader header = message.fixedHeader();
        assertNotNull(header.messageType());
        assertEquals(header.qosLevel().value(), AT_MOST_ONCE);
        assertEquals(header.isRetain(), expectedProperties.get(RETAINED));
    } catch (Throwable t) {
        collector.addError(t);
    }
    return true;
}

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