Spring Boot自定义Redis缓存,保存格式JSON字符串

部分内容转自

package springboot01cache.config;import com.fasterxml.jackson.annotation.JsonAutoDetect;import com.fasterxml.jackson.annotation.PropertyAccessor;import com.fasterxml.jackson.databind.ObjectMapper;import org.springframework.cache.CacheManager;import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import org.springframework.data.redis.cache.RedisCacheConfiguration;import org.springframework.data.redis.cache.RedisCacheManager;import org.springframework.data.redis.connection.RedisConnectionFactory;import org.springframework.data.redis.core.RedisTemplate;import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;import org.springframework.data.redis.serializer.RedisSerializationContext;import org.springframework.data.redis.serializer.RedisSerializer;import org.springframework.data.redis.serializer.StringRedisSerializer;import springboot01cache.bean.Student;import java.net.UnknownHostException;import java.time.Duration;@Configurationpublic class MyRedisConfig{    //自定义RedisTemplate    @Bean    public RedisTemplate
      
        student_redis_template(RedisConnectionFactory redisConnectionFactory)    {        RedisTemplate
       
         template = new RedisTemplate
        
         ();        template.setConnectionFactory(redisConnectionFactory);        //使用JSON格式的序列化,保存        Jackson2JsonRedisSerializer
         
           serializer = new Jackson2JsonRedisSerializer
          
           (Student.class);        template.setDefaultSerializer(serializer);        return template;    }    //自定义cacheManager缓存管理器    @Bean    public CacheManager cacheManager(RedisConnectionFactory factory)    {        RedisSerializer
           
             redisSerializer = new StringRedisSerializer(); Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class); //解决查询缓存转换异常的问题 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(解决乱码的问题) RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig() .entryTtl(Duration.ZERO) .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer)) .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer)) .disableCachingNullValues(); RedisCacheManager cacheManager = RedisCacheManager.builder(factory) .cacheDefaults(config) .build(); return cacheManager; }}