48 lines
1.2 KiB
Java
48 lines
1.2 KiB
Java
package com.ruoyi.demo.controller;
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import com.ruoyi.common.core.domain.R;
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import com.ruoyi.common.utils.redis.RedisUtils;
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import lombok.RequiredArgsConstructor;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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/**
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* Redis 发布订阅 演示案例
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*
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* @author Lion Li
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*/
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@RequiredArgsConstructor
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@RestController
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@RequestMapping("/demo/redis/pubsub")
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public class RedisPubSubController {
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/**
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* 发布消息
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*
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* @param key 通道Key
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* @param value 发送内容
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*/
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@GetMapping("/pub")
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public R<Void> pub(String key, String value) {
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RedisUtils.publish(key, value, consumer -> {
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System.out.println("发布通道 => " + key + ", 发送值 => " + value);
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});
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return R.ok("操作成功");
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}
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/**
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* 订阅消息
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*
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* @param key 通道Key
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*/
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@GetMapping("/sub")
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public R<Void> sub(String key) {
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RedisUtils.subscribe(key, String.class, msg -> {
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System.out.println("订阅通道 => " + key + ", 接收值 => " + msg);
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});
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return R.ok("操作成功");
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}
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}
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