Redis安装包，测试代码，安装指南

package cn.itcast.redisdemo.web; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.data.redis.core.StringRedisTemplate; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RestController; @RestController public class HelloController { @Autowired private StringRedisTemplate redisTemplate; @GetMapping("/get/{key}") public String hi(@PathVariable String key) { return redisTemplate.opsForValue().get(key); } @GetMapping("/set/{key}/{value}") public String hi(@PathVariable String key, @PathVariable String value) { redisTemplate.opsForValue().set(key, value); return "success"; } }