content: package com.cn.xmf.service.config;
  
  import com.fasterxml.jackson.annotation.JsonAutoDetect;
  import com.fasterxml.jackson.annotation.PropertyAccessor;
  import com.fasterxml.jackson.databind.ObjectMapper;
  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;
  
  @Configuration
  @SuppressWarnings("all")
  public class RedisConfig {
      /**
       * springboot2.x 使用LettuceConnectionFactory 代替 RedisConnectionFactory
       * 在application.yml配置基本信息后,springboot2.x  RedisAutoConfiguration能够自动装配 LettuceConnectionFactory 和 RedisConnectionFactory 及其 RedisTemplate
       *
       * @param redisConnectionFactory
       * @return
       */
      @Bean
      public RedisTemplate redisTemplate(LettuceConnectionFactory redisConnectionFactory) {
          RedisTemplate<String, Object> template = new RedisTemplate<>();
          template.setConnectionFactory(redisConnectionFactory);
  
          //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
          Jackson2JsonRedisSerializer serializer = new Jackson2JsonRedisSerializer(Object.class);
  
          ObjectMapper mapper = new ObjectMapper();
          mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
          mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
          serializer.setObjectMapper(mapper);
  
          template.setValueSerializer(serializer);
          //使用StringRedisSerializer来序列化和反序列化redis的key值
          template.setKeySerializer(new StringRedisSerializer());
          template.setHashKeySerializer(new StringRedisSerializer());
          template.setHashValueSerializer(serializer);
          template.afterPropertiesSet();
          return template;
      }
  }
  