Example usage for io.netty.handler.codec DecoderResult isFinished

Introduction

In this page you can find the example usage for io.netty.handler.codec DecoderResult isFinished.

Prototype

public boolean isFinished() 

Source Link

Usage

From source file:io.vertx.mqtt.impl.MqttClientConnection.java

License:Apache License

/**
 * Handle the MQTT message received from the remote MQTT server
 *
 * @param msg Incoming Packet//w  w w .  j a v  a  2 s . c o  m
 */
synchronized void handleMessage(Object msg) {

    // handling directly native Netty MQTT messages, some of them are translated
    // to the related Vert.x ones for polyglotization
    if (msg instanceof MqttMessage) {

        MqttMessage mqttMessage = (MqttMessage) msg;

        DecoderResult result = mqttMessage.decoderResult();
        if (result.isFailure()) {
            chctx.pipeline().fireExceptionCaught(result.cause());
            return;
        }
        if (!result.isFinished()) {
            chctx.pipeline().fireExceptionCaught(new Exception("Unfinished message"));
            return;
        }

        log.debug(String.format("Incoming packet %s", msg));
        switch (mqttMessage.fixedHeader().messageType()) {

        case CONNACK:

            io.netty.handler.codec.mqtt.MqttConnAckMessage connack = (io.netty.handler.codec.mqtt.MqttConnAckMessage) mqttMessage;

            MqttConnAckMessage mqttConnAckMessage = MqttConnAckMessage.create(
                    connack.variableHeader().connectReturnCode(), connack.variableHeader().isSessionPresent());
            handleConnack(mqttConnAckMessage);
            break;

        case PUBLISH:

            io.netty.handler.codec.mqtt.MqttPublishMessage publish = (io.netty.handler.codec.mqtt.MqttPublishMessage) mqttMessage;
            ByteBuf newBuf = VertxHandler.safeBuffer(publish.payload(), chctx.alloc());

            MqttPublishMessage mqttPublishMessage = MqttPublishMessage.create(
                    publish.variableHeader().messageId(), publish.fixedHeader().qosLevel(),
                    publish.fixedHeader().isDup(), publish.fixedHeader().isRetain(),
                    publish.variableHeader().topicName(), newBuf);
            handlePublish(mqttPublishMessage);
            break;

        case PUBACK:
            handlePuback(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
            break;

        case PUBREC:
            handlePubrec(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
            break;

        case PUBREL:
            handlePubrel(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
            break;

        case PUBCOMP:
            handlePubcomp(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
            break;

        case SUBACK:

            io.netty.handler.codec.mqtt.MqttSubAckMessage unsuback = (io.netty.handler.codec.mqtt.MqttSubAckMessage) mqttMessage;

            MqttSubAckMessage mqttSubAckMessage = MqttSubAckMessage
                    .create(unsuback.variableHeader().messageId(), unsuback.payload().grantedQoSLevels());
            handleSuback(mqttSubAckMessage);
            break;

        case UNSUBACK:
            handleUnsuback(((MqttMessageIdVariableHeader) mqttMessage.variableHeader()).messageId());
            break;

        case PINGRESP:
            handlePingresp();
            break;

        default:

            this.chctx.pipeline()
                    .fireExceptionCaught(new Exception("Wrong message type " + msg.getClass().getName()));
            break;
        }

    } else {

        this.chctx.pipeline().fireExceptionCaught(new Exception("Wrong message type"));
    }
}

---

From source file:io.vertx.mqtt.impl.MqttConnection.java

License:Apache License

/**
 * Handle the MQTT message received by the remote MQTT client
 *
 * @param msg message to handle// ww w.j av  a 2  s. c  o m
 */
synchronized void handleMessage(Object msg) {

    // handling directly native Netty MQTT messages because we don't need to
    // expose them at higher level (so no need for polyglotization)
    if (msg instanceof io.netty.handler.codec.mqtt.MqttMessage) {

        io.netty.handler.codec.mqtt.MqttMessage mqttMessage = (io.netty.handler.codec.mqtt.MqttMessage) msg;

        DecoderResult result = mqttMessage.decoderResult();
        if (result.isFailure()) {
            channel.pipeline().fireExceptionCaught(result.cause());
            return;
        }
        if (!result.isFinished()) {
            channel.pipeline().fireExceptionCaught(new Exception("Unfinished message"));
            return;
        }

        switch (mqttMessage.fixedHeader().messageType()) {

        case CONNECT:
            handleConnect((MqttConnectMessage) msg);
            break;

        case PUBACK:

            io.netty.handler.codec.mqtt.MqttPubAckMessage mqttPubackMessage = (io.netty.handler.codec.mqtt.MqttPubAckMessage) mqttMessage;
            this.handlePuback(mqttPubackMessage.variableHeader().messageId());
            break;

        case PUBREC:

            int pubrecMessageId = ((io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader) mqttMessage
                    .variableHeader()).messageId();
            this.handlePubrec(pubrecMessageId);
            break;

        case PUBREL:

            int pubrelMessageId = ((io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader) mqttMessage
                    .variableHeader()).messageId();
            this.handlePubrel(pubrelMessageId);
            break;

        case PUBCOMP:

            int pubcompMessageId = ((io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader) mqttMessage
                    .variableHeader()).messageId();
            this.handlePubcomp(pubcompMessageId);
            break;

        case PINGREQ:

            this.handlePingreq();
            break;

        case DISCONNECT:

            this.handleDisconnect();
            break;

        default:

            this.channel.pipeline()
                    .fireExceptionCaught(new Exception("Wrong message type " + msg.getClass().getName()));
            break;

        }

        // handling mapped Vert.x MQTT messages (from Netty ones) because they'll be provided
        // to the higher layer (so need for ployglotization)
    } else {

        if (msg instanceof MqttSubscribeMessage) {

            this.handleSubscribe((MqttSubscribeMessage) msg);

        } else if (msg instanceof MqttUnsubscribeMessage) {

            this.handleUnsubscribe((MqttUnsubscribeMessage) msg);

        } else if (msg instanceof MqttPublishMessage) {

            this.handlePublish((MqttPublishMessage) msg);

        } else {

            this.channel.pipeline().fireExceptionCaught(new Exception("Wrong message type"));
        }
    }
}

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From source file:io.vertx.mqtt.impl.MqttServerConnection.java

License:Apache License

/**
 * Handle the MQTT message received by the remote MQTT client
 *
 * @param msg message to handle// w w  w  . j a v  a  2  s  . c  o m
 */
synchronized void handleMessage(Object msg) {

    // handling directly native Netty MQTT messages, some of them are translated
    // to the related Vert.x ones for polyglotization
    if (msg instanceof io.netty.handler.codec.mqtt.MqttMessage) {

        io.netty.handler.codec.mqtt.MqttMessage mqttMessage = (io.netty.handler.codec.mqtt.MqttMessage) msg;

        DecoderResult result = mqttMessage.decoderResult();
        if (result.isFailure()) {
            chctx.pipeline().fireExceptionCaught(result.cause());
            return;
        }
        if (!result.isFinished()) {
            chctx.pipeline().fireExceptionCaught(new Exception("Unfinished message"));
            return;
        }

        switch (mqttMessage.fixedHeader().messageType()) {

        case CONNECT:
            handleConnect((MqttConnectMessage) msg);
            break;

        case SUBSCRIBE:

            io.netty.handler.codec.mqtt.MqttSubscribeMessage subscribe = (io.netty.handler.codec.mqtt.MqttSubscribeMessage) mqttMessage;

            MqttSubscribeMessage mqttSubscribeMessage = MqttSubscribeMessage
                    .create(subscribe.variableHeader().messageId(), subscribe.payload().topicSubscriptions());
            this.handleSubscribe(mqttSubscribeMessage);
            break;

        case UNSUBSCRIBE:

            io.netty.handler.codec.mqtt.MqttUnsubscribeMessage unsubscribe = (io.netty.handler.codec.mqtt.MqttUnsubscribeMessage) mqttMessage;

            MqttUnsubscribeMessage mqttUnsubscribeMessage = MqttUnsubscribeMessage
                    .create(unsubscribe.variableHeader().messageId(), unsubscribe.payload().topics());
            this.handleUnsubscribe(mqttUnsubscribeMessage);
            break;

        case PUBLISH:

            io.netty.handler.codec.mqtt.MqttPublishMessage publish = (io.netty.handler.codec.mqtt.MqttPublishMessage) mqttMessage;
            ByteBuf newBuf = VertxHandler.safeBuffer(publish.payload(), this.chctx.alloc());

            MqttPublishMessage mqttPublishMessage = MqttPublishMessage.create(
                    publish.variableHeader().messageId(), publish.fixedHeader().qosLevel(),
                    publish.fixedHeader().isDup(), publish.fixedHeader().isRetain(),
                    publish.variableHeader().topicName(), newBuf);
            this.handlePublish(mqttPublishMessage);
            break;

        case PUBACK:

            io.netty.handler.codec.mqtt.MqttPubAckMessage mqttPubackMessage = (io.netty.handler.codec.mqtt.MqttPubAckMessage) mqttMessage;
            this.handlePuback(mqttPubackMessage.variableHeader().messageId());
            break;

        case PUBREC:

            int pubrecMessageId = ((io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader) mqttMessage
                    .variableHeader()).messageId();
            this.handlePubrec(pubrecMessageId);
            break;

        case PUBREL:

            int pubrelMessageId = ((io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader) mqttMessage
                    .variableHeader()).messageId();
            this.handlePubrel(pubrelMessageId);
            break;

        case PUBCOMP:

            int pubcompMessageId = ((io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader) mqttMessage
                    .variableHeader()).messageId();
            this.handlePubcomp(pubcompMessageId);
            break;

        case PINGREQ:

            this.handlePingreq();
            break;

        case DISCONNECT:

            this.handleDisconnect();
            break;

        default:

            this.chctx.fireExceptionCaught(new Exception("Wrong message type " + msg.getClass().getName()));
            break;

        }

    } else {

        this.chctx.fireExceptionCaught(new Exception("Wrong message type"));
    }
}

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