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[RIP-11]add SessionManager and WillMessageService; finish CONNECT/DISCONNECT logic #755

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merged 4 commits into from Feb 20, 2019

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xiangwangcheng
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What is the purpose of the change

Mqtt protocol support

Brief changelog

  1. add SessionManager and WillMessageService;
  2. finish CONNECT/DISCONNECT logic
  3. polish MqttXXXMessageHandler initilization

Verifying this change

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Coverage Status

Coverage decreased (-0.02%) to 41.485% when pulling 809cbd5 on xiangwangcheng:snode into 806f36b on apache:snode.


this.sendMessageExecutor = ThreadUtils.newThreadPoolExecutor(
snodeConfig.getSnodeSendMessageMinPoolSize(),
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@xiangwangcheng it seems that you modified some codes that has nothing to do with this function, and just modified the code format, which will make the code review a little difficult. Could you download a rocketmq code style from our website: https://rocketmq.apache.org/docs/code-guidelines/?

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@duhenglucky OK. I will apply the rmq code style.


import java.util.Objects;

public class Session {
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It seems that we can use org.apache.rocketmq.snode.client.Client instead.

import org.apache.rocketmq.logging.InternalLoggerFactory;
import org.apache.rocketmq.snode.SnodeController;

public class SessionManagerImpl {
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Could you achieve this by implementing the ClientManagerImpl class?

if (message2MessageEncodeDecode != null) {
mqttMessage = message2MessageEncodeDecode.encode(msg);
}
out.add(mqttMessage);
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Here,if the return value of message2MessageEncodeDecode is null,then the out object list will be add into a null value.You may add some judgement logic here.

mqttHeader.setSessionPresent(variableHeader.isSessionPresent());

requestCommand = RemotingCommand
.createRequestCommand(1000, mqttHeader);
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The 1000 request code could be added into RequestCode.And here,you can using the RequestCode value.

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I can't do that because RequestCode.java is in Common module and Remoting module does not dependent on Common module.

mqttHeader.setMessageId(variableHeader.messageId());

requestCommand = RemotingCommand
.createRequestCommand(1000, mqttHeader);
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Here,it's also as the same as before.

mqttHeader.setMessageId(variableHeader.messageId());

requestCommand = RemotingCommand
.createRequestCommand(1000, mqttHeader);
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Here,it's also as the same as before.

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4 participants