1.         <!--fastjson依赖-->
    2.         <dependency>
    3.             <groupId>com.alibaba</groupId>
    4.             <artifactId>fastjson</artifactId>
    5.             <version>1.2.33</version>
    6.         </dependency>
    1. package com.lyd.springsecurity1.utils;
    3. import com.alibaba.fastjson.JSON;
    4. import com.alibaba.fastjson.serializer.SerializerFeature;
    5. import com.fasterxml.jackson.databind.JavaType;
    6. import com.fasterxml.jackson.databind.type.TypeFactory;
    7. import org.springframework.data.redis.serializer.RedisSerializer;
    8. import org.springframework.data.redis.serializer.SerializationException;
    9. import com.alibaba.fastjson.parser.ParserConfig;
    11. import java.nio.charset.Charset;
    13. /**
    14.  * Redis使用FastJson序列化
    15.  *
    16.  * @author sg
    17.  */
    18. public class FastJsonRedisSerializer<T> implements RedisSerializer<T>
    19. {
    21.     public static final Charset DEFAULT_CHARSET = Charset.forName("UTF-8");
    23.     private Class<T> clazz;
    25.     static
    26.     {
    27.         ParserConfig.getGlobalInstance().setAutoTypeSupport(true);
    28.     }
    30.     public FastJsonRedisSerializer(Class<T> clazz)
    31.     {
    32.         super();
    33.         this.clazz = clazz;
    34.     }
    36.     @Override
    37.     public byte[] serialize(T t) throws SerializationException
    38.     {
    39.         if (t == null)
    40.         {
    41.             return new byte[0];
    42.         }
    43.         return JSON.toJSONString(t, SerializerFeature.WriteClassName).getBytes(DEFAULT_CHARSET);
    44.     }
    46.     @Override
    47.     public T deserialize(byte[] bytes) throws SerializationException
    48.     {
    49.         if (bytes == null || bytes.length <= 0)
    50.         {
    51.             return null;
    52.         }
    53.         String str = new String(bytes, DEFAULT_CHARSET);
    55.         return JSON.parseObject(str, clazz);
    56.     }
    59.     protected JavaType getJavaType(Class<?> clazz)
    60.     {
    61.         return TypeFactory.defaultInstance().constructType(clazz);
    62.     }
    63. }