Java IO 对象的序列化与反序列化

package io.ObjectStream;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.ObjectInputStream;import java.io.ObjectOutput;import java.io.ObjectOutputStream;import io.p2.bean.Person;public class ObjectStreamDemo {public static void main(String[] args) throws IOException, ClassNotFoundException {//writeObJ();//写对象 写到硬盘当  生命周期延长readObj();//读对象 必须有.object文件  和 .class文件}private static void readObj() throws IOException, ClassNotFoundException {ObjectInputStream ois=new ObjectInputStream(new FileInputStream("obj.object"));//对象的反序列化Person p=(Person)ois.readObject();System.out.println(p.getName()+":"+p.getAge());ois.close();}private static void writeObJ() throws IOException, IOException {ObjectOutputStream oos=new ObjectOutputStream(new FileOutputStream("obj.object"));//对象序列化 被序列化的对象必须实现Serializable接口oos.writeObject(new Person("xiaoqiang", 30));oos.close();}}