content: package com.admin4j.redis.fastjson;
  
  
  import com.admin4j.redis.RedisValueSerializer;
  import com.alibaba.fastjson2.JSON;
  import com.alibaba.fastjson2.JSONReader;
  import com.alibaba.fastjson2.JSONWriter;
  import org.springframework.data.redis.serializer.SerializationException;
  
  import java.nio.charset.Charset;
  import java.nio.charset.StandardCharsets;
  
  /**
   * Redis使用FastJson2序列化
   */
  public class FastJson22JsonRedisSerializer<T> implements RedisValueSerializer<T> {
      public static final Charset DEFAULT_CHARSET = StandardCharsets.UTF_8;
  
      private Class<T> clazz;
  
      public FastJson22JsonRedisSerializer(Class<T> clazz) {
          super();
          this.clazz = clazz;
      }
  
  
      @Override
      public byte[] serialize(T t) throws SerializationException {
          if (t == null) {
              return new byte[0];
          }
          return JSON.toJSONString(t, JSONWriter.Feature.WriteClassName).getBytes(DEFAULT_CHARSET);
      }
  
      @Override
      public T deserialize(byte[] bytes) throws SerializationException {
          if (bytes == null || bytes.length <= 0) {
              return null;
          }
          String str = new String(bytes, DEFAULT_CHARSET);
  
          return JSON.parseObject(str, clazz, JSONReader.Feature.SupportAutoType);
      }
  }
  