com.todostudy.iot.mqtt.server.protocol.PubAck Maven / Gradle / Ivy

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/**
 * Copyright (c) 2018, Mr.Wang ([email protected]) All rights reserved.
 * modify by hanson 2023-10
 */
package com.todostudy.iot.mqtt.server.protocol;

import com.todostudy.iot.mqtt.server.common.Tools;
import com.todostudy.iot.mqtt.server.common.message.IDupPublishMessageStoreService;
import com.todostudy.iot.mqtt.server.common.message.IMessageIdService;
import io.netty.channel.Channel;
import io.netty.handler.codec.mqtt.MqttMessageIdVariableHeader;
import io.netty.util.AttributeKey;
import lombok.extern.slf4j.Slf4j;
/**
 * PUBACK连接处理
 */
@Slf4j
public class PubAck {

	private IMessageIdService messageIdService;

	private IDupPublishMessageStoreService dupPublishMessageStoreService;

	public PubAck(IMessageIdService messageIdService, IDupPublishMessageStoreService dupPublishMessageStoreService) {
		this.messageIdService = messageIdService;
		this.dupPublishMessageStoreService = dupPublishMessageStoreService;
	}

	public void processPubAck(Channel channel, MqttMessageIdVariableHeader variableHeader) {
		int messageId = variableHeader.messageId();
		log.debug("PUBACK - clientId: {}, messageId: {}", (String) channel.attr(AttributeKey.valueOf(Tools.clientId)).get(), messageId);
		dupPublishMessageStoreService.remove((String) channel.attr(AttributeKey.valueOf(Tools.clientId)).get(), messageId);
	}

}