Springboot整合RabbitMq测试TTL的方法详解

package cn.linkpower.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.util.HashMap;
import java.util.Map;
@Configuration
public class MQConfiguration {
	// ===========================  Direct 直连模式  ==================================
	//队列名称
	public static final String QUEUQ_NAME = "xiangjiao.queue";
	//交换器名称
	public static final String EXCHANGE = "xiangjiao.exchange";
	//路由key
	public static final String ROUTING_KEY = "xiangjiao.routingKey";
	// =========================== Direct 普通队列申明 和 交换机绑定  ===================
	//创建队列
	@Bean(value = "getQueue")
	public Queue getQueue(){
		//QueueBuilder.durable(QUEUQ_NAME).build();
		return new Queue(QUEUQ_NAME);
	}
	//实例化交换机
	@Bean(value = "getDirectExchange")
	public DirectExchange getDirectExchange(){
		//DirectExchange(String name, boolean durable, boolean autoDelete)
		/**
		 * 参数一：交换机名称；<br>
		 * 参数二：是否永久；<br>
		 * 参数三：是否自动删除；<br>
		 */
		//ExchangeBuilder.directExchange(EXCHANGE).durable(true).build();
		return new DirectExchange(EXCHANGE, true, false);
	//绑定消息队列和交换机
	@Bean
	public Binding bindExchangeAndQueue(@Qualifier(value = "getDirectExchange")  DirectExchange exchange,
										@Qualifier(value = "getQueue") Queue queue){
		return BindingBuilder.bind(queue).to(exchange).with(ROUTING_KEY);
	// ===========================  TTL ================================
	public static final String ttl_queue_name = "xiangjiao.ttl.queue";
	public static final String ttl_exchange_name = "xiangjiao.ttl.exchange";
	public static final String ttl_routing_key = "xiangjiao.ttl.routingKey";
	@Bean(value = "getTtlQueue")
	public Queue getTtlQueue(){
		// 设置 ttl 队列，并设定 x-message-ttl 参数，表示 消息存活最大时间，单位  ms
		//return QueueBuilder.durable(ttl_queue_name).withArgument("x-message-ttl",10000).build();
		Map<String, Object> arguments = new HashMap<>();
		arguments.put("x-message-ttl",10000);
		return new Queue(ttl_queue_name,true,false,false,arguments);
	@Bean(value = "getTTlExchange")
	public DirectExchange getTTlExchange(){
		// 设置交换机属性，并保证交换机持久化
		return new DirectExchange(ttl_exchange_name, true, false);
	public Binding bindExchangeAndQueueTTL(@Qualifier(value = "getTTlExchange")  DirectExchange getTTlExchange,
										   @Qualifier(value = "getTtlQueue") Queue queue){
		return BindingBuilder.bind(queue).to(getTTlExchange).with(ttl_routing_key);
}

Map<String, Object> arguments = new HashMap<>();
arguments.put("x-message-ttl",10000);
return new Queue(ttl_queue_name,true,false,false,arguments);

/**
 * 发送消息，指定ttl参数信息（队列）
 * @return
 */
@RequestMapping("/sendQueueTtl")
@ResponseBody
public String sendQueueTtl(){
	//发送10条消息
	for (int i = 0; i < 10; i++) {
		String msg = "msg"+i;
		System.out.println("发送消息  msg："+msg);
		rabbitmqService.sendMessage(MQConfiguration.ttl_exchange_name,MQConfiguration.ttl_routing_key,msg);
		//每两秒发送一次
		try {
			Thread.sleep(8000);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}
	}
	return "send ok";
}

// ===========================  Direct 直连模式  ==================================
//队列名称
public static final String QUEUQ_NAME = "xiangjiao.queue";
//交换器名称
public static final String EXCHANGE = "xiangjiao.exchange";
//路由key
public static final String ROUTING_KEY = "xiangjiao.routingKey";

// =========================== Direct 普通队列申明 和 交换机绑定  ===================
//创建队列
@Bean(value = "getQueue")
public Queue getQueue(){
	//QueueBuilder.durable(QUEUQ_NAME).build();
	return new Queue(QUEUQ_NAME);
}
//实例化交换机
@Bean(value = "getDirectExchange")
public DirectExchange getDirectExchange(){
	//DirectExchange(String name, boolean durable, boolean autoDelete)
	/**
	 * 参数一：交换机名称；<br>
	 * 参数二：是否永久；<br>
	 * 参数三：是否自动删除；<br>
	 */
	//ExchangeBuilder.directExchange(EXCHANGE).durable(true).build();
	return new DirectExchange(EXCHANGE, true, false);
}
//绑定消息队列和交换机
@Bean
public Binding bindExchangeAndQueue(@Qualifier(value = "getDirectExchange")  DirectExchange exchange,
									@Qualifier(value = "getQueue") Queue queue){

	return BindingBuilder.bind(queue).to(exchange).with(ROUTING_KEY);
}

/**
 * 发送消息，指定ttl参数信息（单个消息）;
 * 测试需要将消息消费者关闭监听
 * @return
 */
@RequestMapping("/sendTtl")
@ResponseBody
public String sendTtl(){
	//发送10条消息
	for (int i = 0; i < 10; i++) {
		String msg = "msg"+i;
		System.out.println("发送消息  msg："+msg);
		
		MessageProperties messageProperties = new MessageProperties();
		messageProperties.setExpiration("5000"); // 针对消息设定时限
		// 将消息数据和设置属性进行封装，采取消息发送模板，将消息数据推送至指定的交换机 exchange 中
		Message message = new Message(msg.getBytes(), messageProperties);
		
		rabbitmqService.sendMessage(MQConfiguration.EXCHANGE, MQConfiguration.ROUTING_KEY,message);
		//每两秒发送一次
		try {
			Thread.sleep(3000);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}
	}
	return "send ok";
}

MessageProperties messageProperties = new MessageProperties();
messageProperties.setExpiration("5000"); // 针对消息设定时限
// 将消息数据和设置属性进行封装，采取消息发送模板，将消息数据推送至指定的交换机 exchange 中
Message message = new Message(msg.getBytes(), messageProperties);