<dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
        </dependency>

server:
  port: 9000
spring:
  datasource:
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql://192.168.56.100:3306/shoppings
    username: root
    password: ok
  redis:
    database: 0
    host: 192.168.56.100
    port: 6379
    password:

package com.kgc.msrd.services;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.kgc.msrd.dao.GoodsDAO;
import com.kgc.msrd.entity.Goods;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
import java.util.ArrayList;
import java.util.List;
@Service
public class Goodsservice {
    @Autowired
    private GoodsDAO goodsDAO;
    @Autowired
    private StringRedisTemplate redisTemplate;
    public List<Goods> findAll(int pg){
        return goodsDAO.findAll((pg-1)*20);
    /*数据转化 mysql数据库中内容转到redis数据库中，当数据成功转出后这段代码便可以注去*/
    public void saveRedis(){
//        List<String> res=new ArrayList<String>();
//        List<Goods> goods=findAll();
//        ObjectMapper om=new ObjectMapper();
//        for(Goods gd:goods){
//            try {
//                res.add(om.writeValueAsString(gd));
//            } catch (JsonProcessingException e) {
//                e.printStackTrace();
//            }
//        }
//        redisTemplate.opsForList().leftPushAll("good",res);
    public List<String> findRedisData(int pg){
        return redisTemplate.opsForList().range("good",(pg-1)*20,pg*20-1);
}

package com.kgc.msrd.controller;
import com.kgc.msrd.entity.Goods;
import com.kgc.msrd.services.Goodsservice;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.List;
@RestController
public class InitCtrl {
    @Autowired
    private Goodsservice goodsservice;
    @RequestMapping("/mysql")
    public List<Goods> init(int pg){
        return goodsservice.findAll(pg);
/*    @RequestMapping("/save")
    public String save(){
        goodsservice.saveRedis();
        return "ok";
    @RequestMapping("/redis")
    public List<String> rd(int pg){
        return goodsservice.findRedisData(pg);
}

package com.kgc.msrd;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
@MapperScan("com.kgc.msrd.dao")
public class MsrdApplication {
    public static void main(String[] args) {
        SpringApplication.run(MsrdApplication.class, args);
}

systemctl restart network
systemctl restart docker

[root@zj ~]# docker start redis
redis
[root@zj ~]# docker exec -it redis /bin/bash
root@4e6d4e0082e8:/data# redis-cli -h localhost