cd redis安裝目錄
#啟動(dòng)redis
redis-server  /etc/redis.conf
#進(jìn)入redis 
redis-cli
#如果你設(shè)置了密碼
auth 密碼

# mysql數(shù)據(jù)庫(kù)連接
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/redisdemo?serverTimezone=GMT%2B8
spring.datasource.username=root
spring.datasource.password=123456
#返回json的全局時(shí)間格式
spring.jackson.date-format=yyyy-MM-dd HH:mm:ss
spring.jackson.time-zone=GMT+8
#配置mapper xml文件的路徑
mybatis-plus.mapper-locations=classpath:com/rh/csdn_redis_demo/mapper/xml/*.xml
#mybatis日志
mybatis-plus.configuration.log-impl=org.apache.ibatis.logging.stdout.StdOutImpl
#配置redis
spring.redis.host=你的redis地址
spring.redis.password=你的redis密碼（沒有直接空著，或者可以注掉這行）
spring.redis.port=6379
spring.redis.database= 0
spring.redis.timeout=1800000
spring.redis.lettuce.pool.max-active=20
spring.redis.lettuce.pool.max-wait=-1
#最大阻塞等待時(shí)間(負(fù)數(shù)表示沒限制)
spring.redis.lettuce.pool.max-idle=5
spring.redis.lettuce.pool.min-idle=0

        Jedis jedis = new Jedis("你的redis安裝的ip地址",6379);
        //沒有密碼就注掉這行，不然會(huì)報(bào)錯(cuò)
        jedis.auth("你的redis密碼");//設(shè)置密碼

        String value = jedis.ping();

        System.out.println(value);

@EnableCaching
@Configuration
public class RedisConfig extends CachingConfigurerSupport {
    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        RedisSerializer<String> redisSerializer = new StringRedisSerializer();
        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        jackson2JsonRedisSerializer.setObjectMapper(om);
        template.setConnectionFactory(factory);
        //key序列化方式
        template.setKeySerializer(redisSerializer);
        //value序列化
        template.setValueSerializer(jackson2JsonRedisSerializer);
        //value hashmap序列化
        template.setHashValueSerializer(jackson2JsonRedisSerializer);
        return template;
    }

    @Bean
    public CacheManager cacheManager(RedisConnectionFactory factory) {
        RedisSerializer<String> redisSerializer = new StringRedisSerializer();
        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
        //解決查詢緩存轉(zhuǎn)換異常的問(wèn)題
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        jackson2JsonRedisSerializer.setObjectMapper(om);
        // 配置序列化（解決亂碼的問(wèn)題）,過(guò)期時(shí)間600秒
        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()
                .entryTtl(Duration.ofSeconds(600))  //設(shè)置數(shù)據(jù)過(guò)期時(shí)間600秒
                .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer))
                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer))
                .disableCachingNullValues();
        RedisCacheManager cacheManager = RedisCacheManager.builder(factory)
                .cacheDefaults(config)
                .build();
        return cacheManager;
    }
}

@RestController
@RequestMapping("redisTest")
public class RedisTestController {

    @Autowired
    private RedisTemplate redisTemplate;

    @GetMapping("/test01")
    public void test01(){

        redisTemplate.opsForValue().set("test","redis存值測(cè)試");

        String test = (String) redisTemplate.opsForValue().get("test");

        System.out.println(test);

    }

}

@RestController
@RequestMapping("redisTest")
public class RedisTestController {

    @Autowired
    private RedisTemplate redisTemplate;
    @Autowired
    private UserService userService;

    @GetMapping("/test01")
    public void test01(){

        redisTemplate.opsForValue().set("test","redis存值測(cè)試");

        String test = (String) redisTemplate.opsForValue().get("test");

        System.out.println(test);


    }

    @GetMapping("/test02")
    public List<User> test02(){

        List<User> userList = userService.test02();

        System.out.println(userList);

        return null;
    }
}

@Service
public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements UserService {


    @Cacheable(value = "user",key = "'cache'")
    @Override
    public List<User> test02() {

        List<User> userList = baseMapper.selectList(null);

        return userList;
    }
}