对象类

package com.job.io;
import java.io.Serializable;
public class Student implements Serializable{/*** */private static final long serialVersionUID = 2517802070568447027L;private String name;private int score;private transient String vanlaentne;public String getVanlaentne() {return vanlaentne;}public void setVanlaentne(String vanlaentne) {this.vanlaentne = vanlaentne;}public String getName() {return name;}public void setName(String name) {this.name = name;}public int getScore() {return score;}public void setScore(int score) {this.score = score;}}

序列化与反序列化

package com.job.io;import java.io.*;
import java.security.GeneralSecurityException;import javax.security.auth.Subject;
import javax.swing.plaf.synth.SynthSeparatorUI;public class SerializableDemo {/** 对象序列化？将对象的状态持久化（文件，网络）的过程。一般是二进制流。* 对象反序列化？把二进制还原成对象的过程。* ObjectOutputStream:从对象转换为流* 		注意：Serializable接口没有任何方法和属性，就叫标记接口。* ObjectInputStream:流转换为对象* */public static void main(String[] args) throws IOException, ClassNotFoundException {File file = new File("serializable.txt");//1,创建一个序列化流ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream("serializable.txt"));//2,创建一个要被序列化的对象Student st=new Student();st.setName("赵云");st.setScore(99);st.setVanlaentne("貂蝉");//3,序列化对象:writeObjec(Object obj) 将指定的对象写入ObjectOutputStreamoos.writeObject(st);  //4，释放资源oos.close();ObjectInputStream ois = new ObjectInputStream(new FileInputStream(file));Student obj=(Student)ois.readObject();ois.close();System.out.println(obj.getName()+"战力值："+obj.getScore()+"丨情人：保密"+obj.getVanlaentne());}
}