redisson延时队列

java 复制代码

package com.jlstu.daijia.common.config.redisson;

import lombok.Data;
import org.redisson.Redisson;
import org.redisson.api.RedissonClient;
import org.redisson.config.Config;
import org.redisson.config.SingleServerConfig;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.util.StringUtils;

@Data
@Configuration
@ConfigurationProperties(prefix = "spring.data.redis")
public class RedissonConfig {

    private String host;
    private String password;
    private String port;
    private int timeout = 3000;
    private static String ADDRESS_PREFIX = "redis://";

    @Bean
    public RedissonClient redissonSingle() {
        Config config = new Config();
        SingleServerConfig serverConfig = config.useSingleServer().setAddress(ADDRESS_PREFIX + this.host + ":" + port).setTimeout(this.timeout);
        if (StringUtils.hasText(this.password)) {
            serverConfig.setPassword(this.password);
        }
        return Redisson.create(config);
    }
}

java 复制代码

package com.jlstu.daijia.order.controller;

import org.redisson.api.RBlockingQueue;
import org.redisson.api.RDelayedQueue;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.concurrent.TimeUnit;

@RestController
@RequestMapping("/order/monitor")
@SuppressWarnings({"unchecked", "rawtypes"})
public class OrderMonitorController {

    @Autowired
    private RedissonClient redissonClient;


    @GetMapping("/test")
    public void test() {
        //1 创建队列
        RBlockingQueue<Object> blockingQueue = redissonClient.getBlockingQueue("queue_cancel");

        //2 把创建队列放到延迟队列里面
        RDelayedQueue<Object> delayedQueue = redissonClient.getDelayedQueue(blockingQueue);

        //3 发送消息到延迟队列里面
        OrderInfo orderInfo = new OrderInfo();
        orderInfo.setOrderNo("20240816001");
        orderInfo.setRemark("这是一条订单数据");
        delayedQueue.offer(orderInfo, 1, TimeUnit.MINUTES);
    }
}

java 复制代码

package com.jlstu.daijia.order.handle;

import com.jlstu.daijia.order.service.OrderInfoService;
import jakarta.annotation.PostConstruct;
import lombok.extern.slf4j.Slf4j;
import org.redisson.api.RBlockingQueue;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

//监听延迟队列
@Component
@Slf4j
public class RedisDelayHandle {

    @Autowired
    private RedissonClient redissonClient;

    @Autowired
    private OrderInfoService orderInfoService;

    @PostConstruct
    public void listener() {
        new Thread(()->{
            while(true) {
                //获取延迟队列里面阻塞队列
                RBlockingQueue<OrderInfo> blockingQueue = redissonClient.getBlockingQueue("queue_cancel");
                redissonClient.getDelayedQueue(blockingQueue);
                //从队列获取消息
                try {
                    OrderInfo orderInfo = blockingQueue.take();
                    log.info("=== orderInfo === {}", orderInfo );
//                    //取消订单
//                    if(StringUtils.hasText(orderId)) {
//                        //调用方法取消订单
//                        orderInfoService.orderCancel(Long.parseLong(orderId));
//                    }

                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }

            }
        }).start();
    }
}