Example usage for io.netty.handler.codec.mqtt MqttMessage MqttMessage

Introduction

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

Prototype

public MqttMessage(MqttFixedHeader mqttFixedHeader) 

Source Link

Usage

From source file:io.crate.mqtt.netty.MqttMessages.java

License:Apache License

public static MqttMessage newPingRequest(MqttQoS qos) {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.PINGREQ, false, qos, false, 0);
    return new MqttMessage(mqttFixedHeader);
}

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From source file:io.crate.mqtt.netty.MqttMessages.java

License:Apache License

static MqttMessage newDisconnectMessage(MqttQoS qos) {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.DISCONNECT, false, qos, false, 0);
    return new MqttMessage(mqttFixedHeader);
}

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

static MqttMessage newPingResponse(MqttQoS qos) {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.PINGRESP, false, qos, false, 0);
    return new MqttMessage(mqttFixedHeader);
}

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From source file:io.netty.example.mqtt.heartBeat.MqttHeartBeatBrokerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    MqttMessage mqttMessage = (MqttMessage) msg;
    System.out.println("Received MQTT message: " + mqttMessage);
    switch (mqttMessage.fixedHeader().messageType()) {
    case CONNECT:
        MqttFixedHeader connackFixedHeader = new MqttFixedHeader(MqttMessageType.CONNACK, false,
                MqttQoS.AT_MOST_ONCE, false, 0);
        MqttConnAckVariableHeader mqttConnAckVariableHeader = new MqttConnAckVariableHeader(
                MqttConnectReturnCode.CONNECTION_ACCEPTED, false);
        MqttConnAckMessage connack = new MqttConnAckMessage(connackFixedHeader, mqttConnAckVariableHeader);
        ctx.writeAndFlush(connack);//from  ww w .  j a  v  a 2s  .c  o  m
        break;
    case PINGREQ:
        MqttFixedHeader pingreqFixedHeader = new MqttFixedHeader(MqttMessageType.PINGRESP, false,
                MqttQoS.AT_MOST_ONCE, false, 0);
        MqttMessage pingResp = new MqttMessage(pingreqFixedHeader);
        ctx.writeAndFlush(pingResp);
        break;
    case DISCONNECT:
        ctx.close();
        break;
    default:
        System.out.println("Unexpected message type: " + mqttMessage.fixedHeader().messageType());
        ReferenceCountUtil.release(msg);
        ctx.close();
    }
}

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From source file:io.netty.example.mqtt.heartBeat.MqttHeartBeatClientHandler.java

License:Apache License

@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) throws Exception {
    if (evt instanceof IdleStateEvent) {
        MqttFixedHeader pingreqFixedHeader = new MqttFixedHeader(MqttMessageType.PINGREQ, false,
                MqttQoS.AT_MOST_ONCE, false, 0);
        MqttMessage pingreqMessage = new MqttMessage(pingreqFixedHeader);
        ctx.writeAndFlush(pingreqMessage);
        System.out.println("Sent PINGREQ");
    } else {//from  www .j a v a 2s . c o  m
        super.userEventTriggered(ctx, evt);
    }
}

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From source file:net.anyflow.lannister.message.MessageFactory.java

License:Apache License

public static MqttMessage pingresp() {
    MqttFixedHeader fixedHeader = new MqttFixedHeader(MqttMessageType.PINGRESP, false, MqttQoS.AT_MOST_ONCE,
            false, 0);//  w  w  w .jav  a 2 s.com

    return new MqttMessage(fixedHeader);
}

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From source file:net.anyflow.lannister.message.MessageFactory.java

License:Apache License

public static MqttMessage disconnect() {
    MqttFixedHeader fixedHeader = new MqttFixedHeader(MqttMessageType.DISCONNECT, false, MqttQoS.AT_MOST_ONCE,
            false, 2);// ww  w  .  j a  v a  2  s .c  o m

    return new MqttMessage(fixedHeader);
}

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From source file:org.apache.activemq.artemis.core.protocol.mqtt.MQTTProtocolHandler.java

License:Apache License

void handlePingreq() {
    MqttMessage pingResp = new MqttMessage(
            new MqttFixedHeader(MqttMessageType.PINGRESP, false, MqttQoS.AT_MOST_ONCE, false, 0));
    sendToClient(pingResp);/*w  w  w. j  a va2s.  c  o  m*/
}

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From source file:org.thingsboard.mqtt.MqttClientImpl.java

License:Apache License

@Override
public void disconnect() {
    disconnected = true;//from  w  w  w.  ja  v  a  2 s .c  o  m
    if (this.channel != null) {
        MqttMessage message = new MqttMessage(
                new MqttFixedHeader(MqttMessageType.DISCONNECT, false, MqttQoS.AT_MOST_ONCE, false, 0));
        this.sendAndFlushPacket(message).addListener(future1 -> channel.close());
    }
}

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From source file:org.thingsboard.mqtt.MqttPingHandler.java

License:Apache License

private void sendPingReq(Channel channel) {
    MqttFixedHeader fixedHeader = new MqttFixedHeader(MqttMessageType.PINGREQ, false, MqttQoS.AT_MOST_ONCE,
            false, 0);//from  w  ww .j a v  a  2  s.c  o m
    channel.writeAndFlush(new MqttMessage(fixedHeader));

    if (this.pingRespTimeout != null) {
        this.pingRespTimeout = channel.eventLoop().schedule(() -> {
            MqttFixedHeader fixedHeader2 = new MqttFixedHeader(MqttMessageType.DISCONNECT, false,
                    MqttQoS.AT_MOST_ONCE, false, 0);
            channel.writeAndFlush(new MqttMessage(fixedHeader2)).addListener(ChannelFutureListener.CLOSE);
            //TODO: what do when the connection is closed ?
        }, this.keepaliveSeconds, TimeUnit.SECONDS);
    }
}

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