FileManager/ruoyi-demo/src/main/java/com/ruoyi/demo/controller/RedisPubSubController.java

package com.ruoyi.demo.controller;

import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.redis.RedisCache;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * Redis 发布订阅 演示案例
 *
 * @author Lion Li
 */
@Api(value = "Redis发布订阅 演示案例", tags = {"Redis发布订阅"})
@RequiredArgsConstructor(onConstructor_ = @Autowired)
@RestController
@RequestMapping("/demo/redis/pubsub")
public class RedisPubSubController {

	private final RedisCache redisCache;

	@ApiOperation("发布消息")
	@GetMapping("/pub")
	public AjaxResult<Void> pub(String key, String value){
		redisCache.publish(key, value, consumer -> {
			System.out.println("发布通道 => " + key + ", 发送值 => " + value);
		});
		return AjaxResult.success("操作成功");
	}

	@ApiOperation("订阅消息")
	@GetMapping("/sub")
	public AjaxResult<Void> sub(String key){
		redisCache.subscribe(key, String.class, msg -> {
			System.out.println("订阅通道 => " + key + ", 接收值 => " + msg.toString());
		});
		return AjaxResult.success("操作成功");
	}

}