spring boot中 redis配置类(4.0)

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
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.*;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**

  • redis配置类
    */
    @Configuration
    @EnableCaching //开启注解
    public class RedisConfig extends CachingConfigurerSupport {

    /**

    • retemplate相关配置

    • @param factory

    • @return
      */
      @Bean
      public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {

      RedisTemplate<String, Object> template = new RedisTemplate<>();
      // 配置连接工厂
      template.setConnectionFactory(factory);

      //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值(默认使用JDK的序列化方式)
      Jackson2JsonRedisSerializer jacksonSeial = new Jackson2JsonRedisSerializer(Object.class);

      ObjectMapper om = new ObjectMapper();
      // 指定要序列化的域,field,get和set,以及修饰符范围,ANY是都有包括private和public
      om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
      // 指定序列化输入的类型,类必须是非final修饰的,final修饰的类,比如String,Integer等会跑出异常
      om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
      jacksonSeial.setObjectMapper(om);

      // 值采用json序列化
      template.setValueSerializer(jacksonSeial);
      //使用StringRedisSerializer来序列化和反序列化redis的key值
      template.setKeySerializer(new StringRedisSerializer());

      // 设置hash key 和value序列化模式
      template.setHashKeySerializer(new StringRedisSerializer());
      template.setHashValueSerializer(jacksonSeial);
      template.afterPropertiesSet();

      return template;
      }

    /**

    • 对hash类型的数据操作
    • @param redisTemplate
    • @return
      */
      @Bean
      public HashOperations<String, String, Object> hashOperations(RedisTemplate<String, Object> redisTemplate) {
      return redisTemplate.opsForHash();
      }

    /**

    • 对redis字符串类型数据操作
    • @param redisTemplate
    • @return
      */
      @Bean
      public ValueOperations<String, Object> valueOperations(RedisTemplate<String, Object> redisTemplate) {
      return redisTemplate.opsForValue();
      }

    /**

    • 对链表类型的数据操作
    • @param redisTemplate
    • @return
      */
      @Bean
      public ListOperations<String, Object> listOperations(RedisTemplate<String, Object> redisTemplate) {
      return redisTemplate.opsForList();
      }

    /**

    • 对无序集合类型的数据操作
    • @param redisTemplate
    • @return
      */
      @Bean
      public SetOperations<String, Object> setOperations(RedisTemplate<String, Object> redisTemplate) {
      return redisTemplate.opsForSet();
      }

    /**

    • 对有序集合类型的数据操作
    • @param redisTemplate
    • @return
      */
      @Bean
      public ZSetOperations<String, Object> zSetOperations(RedisTemplate<String, Object> redisTemplate) {
      return redisTemplate.opsForZSet();
      }

}

posted @ 2021-05-14 16:48  小王只会写bug  阅读(420)  评论(0编辑  收藏  举报