Example usage for io.netty.handler.codec.mqtt MqttPublishMessage toString

Introduction

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

Prototype

@Override
    public String toString() 

Source Link

Usage

From source file:net.anyflow.lannister.packetreceiver.PublishReceiver.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, MqttPublishMessage msg) throws Exception {
    logger.debug("packet incoming [message={}]", msg.toString());
    Statistics.SELF.add(Statistics.Criterion.MESSAGES_PUBLISH_RECEIVED, 1);

    Session session = Session.NEXUS.get(ctx.channel().id());
    if (session == null) {
        logger.error("None exist session message [message={}]", msg.toString());

        ctx.channel().disconnect().addListener(ChannelFutureListener.CLOSE).addListener(fs -> // [MQTT-4.8.0-1]
        Plugins.SELF.get(DisconnectEventListener.class).disconnected(new AbnormalDisconnectEventArgs()));
        return;/*from  ww  w.  j  ava  2  s  . c om*/
    }

    session.setLastIncomingTime(new Date());

    if (!TopicMatcher.isValid(msg.variableHeader().topicName(), false)) {
        session.dispose(true);
        return;
    }

    Message message = Message.newMessage(session.clientId(), msg);

    if (!Plugins.SELF.get(PublishEventListener.class).allowPublish(new PublishEventArgs() {
        @Override
        public IMessage message() {
            return message;
        }
    })) {
        session.dispose(true);
        return;
    }

    // TODO What to do when sender re-publish message corrensponds to
    // unacked status?

    // TODO Until it has received the corresponding PUBREL packet, the
    // Receiver MUST acknowledge any subsequent PUBLISH packet with the same
    // Packet Identifier by sending a PUBREC. It MUST NOT cause duplicate
    // messages to be delivered to any onward recipients in this
    // case.[MQTT-4.3.3-2].

    final Topic topic = Topic.NEXUS.publish(message);

    switch (msg.fixedHeader().qosLevel()) {
    case AT_MOST_ONCE:
        return; // QoS 0 do not send any acknowledge packet [MQTT-3.3.4-1]

    case AT_LEAST_ONCE:
        session.send(MessageFactory.puback(msg.variableHeader().messageId())).addListener(
                f -> topic.removeInboundMessageStatus(session.clientId(), msg.variableHeader().messageId())); // [MQTT-3.3.4-1],[MQTT-2.3.1-6]
        logger.debug("Inbound message status REMOVED [clientId={}, messageId={}]", session.clientId(),
                msg.variableHeader().messageId());
        return;

    case EXACTLY_ONCE:
        session.send(MessageFactory.pubrec(msg.variableHeader().messageId()))
                .addListener(f -> topic.setInboundMessageStatus(session.clientId(),
                        msg.variableHeader().messageId(), InboundMessageStatus.Status.PUBRECED)); // [MQTT-3.3.4-1],[MQTT-2.3.1-6]
        return;

    default:
        session.dispose(true); // [MQTT-3.3.1-4]
        return;
    }
}

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