RedisTemplate序列化

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * redis 序列化 使用redisTemplate自动调用
 */
@Configuration
public class RedisConfig {
 @Bean
 public RedisTemplate<String, Object> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {

 RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();

 //设置连接池工厂
 redisTemplate.setConnectionFactory(redisConnectionFactory);

 //首先解决key的序列化方式
 StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
 redisTemplate.setKeySerializer(stringRedisSerializer);

 //解决value的序列化方式
 Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);

 ObjectMapper objectMapper = new ObjectMapper();
 //将当前对象的数据类型也存入序列化的结果字符串中
 objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL);

 // 解决jackson2无法反序列化LocalDateTime的问题
 objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
 objectMapper.registerModule(new JavaTimeModule());
 jackson2JsonRedisSerializer.setObjectMapper(objectMapper);

 redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);

 return redisTemplate;
 }
}