170、缓存-SpringCache-自定义缓存配置

新建 

MyCacheConfig

package com.atguigu.gulimall.product.config;

import com.alibaba.fastjson.support.spring.GenericFastJsonRedisSerializer;
import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration
@EnableCaching
public class MyCacheConfig {

    @Bean
    RedisCacheConfiguration redisCacheConfiguration() {

        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();

        config = config.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(new StringRedisSerializer()));
        config = config.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new GenericJackson2JsonRedisSerializer()));


        return config;

    }

}

将redis中的数据都清空

重启商品服务

刷新

redis中存入的就是可视化的json数据了

使我们的 application.properties 的配置生效，里面我们配置了过期时间

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重启商品服务，刷新页面