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Java序列化和反序列化实现,JDK方式,FastJson,Protostuff,Hessian。

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序列化和反序列化实现

<!-- https://mvnrepository.com/artifact/com.alibaba/fastjson -->
<dependency>
    <groupId>com.alibaba</groupId>
    <artifactId>fastjson</artifactId>
    <version>1.2.56</version>
</dependency>
<!-- https://mvnrepository.com/artifact/io.protostuff/protostuff-core -->
<dependency>
    <groupId>io.protostuff</groupId>
    <artifactId>protostuff-core</artifactId>
    <version>1.6.0</version>
    <scope>test</scope>
</dependency>



<!-- https://mvnrepository.com/artifact/io.protostuff/protostuff-runtime -->
<dependency>
    <groupId>io.protostuff</groupId>
    <artifactId>protostuff-runtime</artifactId>
    <version>1.6.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.caucho/hessian -->
<dependency>
    <groupId>com.caucho</groupId>
    <artifactId>hessian</artifactId>
    <version>4.0.60</version>
</dependency>

使用事例

  • 定义pojo 如果使用JDK方式,还需要实现Serializable接口
@Data
@Builder
public class User implements Serializable {

    private  String  name;
    private  int age;
}
User user = User.builder().name("用户"+i).age(i).build();
private AbstractSerialize  serialize = new ProtostuffSerializeUtil();
byte[] body = serialize.serialize(msg);
User user1 = serialize.deserialize(body,User.class);

测试

测试类

综合来看,hessian 的效率是比较高的。fastjson效率相对偏低。

序列化对象类:java.util.ArrayList  序列化类:com.utils.serialization.JdkSerializeUtil  序列化花费时间:369 字节长度 =  788948
序列化对象类:java.util.ArrayList  序列化类:com.utils.serialization.FastjsonSerializeUtil  序列化花费时间:417 字节长度 =  788891
序列化对象类:java.util.ArrayList  序列化类:com.utils.serialization.HessianSerializeUtil  序列化花费时间:242 字节长度 =  788897

序列化对象类:java.util.HashMap  序列化类:com.utils.serialization.JdkSerializeUtil  序列化花费时间:284 字节长度 =  1577862
序列化对象类:java.util.HashMap  序列化类:com.utils.serialization.FastjsonSerializeUtil  序列化花费时间:393 字节长度 =  1577781
序列化对象类:java.util.HashMap  序列化类:com.utils.serialization.HessianSerializeUtil  序列化花费时间:184 字节长度 =  1577785

序列化对象类:com.utils.pojo.TestPojo  序列化类:com.utils.serialization.JdkSerializeUtil  序列化花费时间:21 字节长度 =  977
序列化对象类:com.utils.pojo.TestPojo  序列化类:com.utils.serialization.FastjsonSerializeUtil  序列化花费时间:58 字节长度 =  1192
序列化对象类:com.utils.pojo.TestPojo  序列化类:com.utils.serialization.HessianSerializeUtil  序列化花费时间:4 字节长度 =  1319
序列化对象类:com.utils.pojo.TestPojo  序列化类:com.utils.serialization.ProtostuffSerializeUtil  序列化花费时间:67 字节长度 =  825

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