Redis默认序列化方式乱码原因及解决办法

Redis默认序列化方式乱码原因及解决办法

乱码原因

使用自定义序列化器

import com.fasterxml.jackson.annotation.JsonAutoDetect; import com.fasterxml.jackson.annotation.PropertyAccessor; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; 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.RedisSerializer; @Configuration public class RedisConfig { @Bean public Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer(){ Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class); ObjectMapper objectMapper = new ObjectMapper(); objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL); jackson2JsonRedisSerializer.setObjectMapper(objectMapper); return jackson2JsonRedisSerializer; } @Bean public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) { RedisTemplate<String, Object> template = new RedisTemplate<>(); // Key HashKey使用String序列化 template.setKeySerializer(RedisSerializer.string()); template.setHashKeySerializer(RedisSerializer.string()); // Value HashValue使用Jackson2JsonRedisSerializer序列化 template.setValueSerializer(jackson2JsonRedisSerializer()); template.setHashValueSerializer(jackson2JsonRedisSerializer()); template.setConnectionFactory(factory); return template; } }