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  • 配置RedisTemplate Config

    import com.fasterxml.jackson.annotation.JsonAutoDetect;
    import com.fasterxml.jackson.annotation.JsonTypeInfo;
    import com.fasterxml.jackson.annotation.PropertyAccessor;
    import com.fasterxml.jackson.databind.ObjectMapper;
    import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.beans.factory.annotation.Configurable;
    import org.springframework.data.redis.core.RedisTemplate;
    import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
    import org.springframework.data.redis.serializer.StringRedisSerializer;
    
    @Configurable
     class RedisTemplateConfig {
    
        @Autowired
        public RedisTemplateConfig(RedisTemplate redisTemplate){
            // 1. 创建jackson序列化方式
            Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<Object>(
                    Object.class);
            // 2. 创建object mapper
            ObjectMapper objectMapper = new ObjectMapper();
            // 允许访问对象的所有属性
            objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
            // 转换json过程中保存类信息
            objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL,
                    JsonTypeInfo.As.WRAPPER_ARRAY);
    
            jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
    
            StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
    
            // 设置value的序列化规则和key的序列化规则
            redisTemplate.setKeySerializer(stringRedisSerializer);
            // jackson2JsonRedisSerializer 就是JSON的序列号规则
            redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);
            // 设置hash类型key/value序列化
            redisTemplate.setHashKeySerializer(stringRedisSerializer);
            redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
            // 工厂创建redisTemplate对象之后在进行配置
            redisTemplate.afterPropertiesSet();
        }
    }
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  • 原文地址:https://www.cnblogs.com/yhc-love-cl/p/15131993.html
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