java 序列化與反序列化例項

package com.exam;


import java.io.*;
import java.util.Date;


/**
 * 物件的序列化和反序列化測試類.
 * 
 * @author <a href="mailto:xiexingxing1121@126.com">AmigoXie</a>
 * @version 1.0 Creation date: 2007-9-15 - 下午21:45:48
 */


public class ObjectSaver {
	/**
	 * @param args
	 * @author <a href="mailto:xiexingxing1121@126.com">AmigoXie</a> Creation
	 *         date: 2007-9-15 - 下午21:45:37
	 */


	public static void main(String[] args) throws Exception {
		ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(
				"D:/" + "objectFile.obj"));


		// 序列化物件


		Customer customer = new Customer("阿蜜果", 24);
		out.writeObject("你好!");
		out.writeObject(new Date());
		out.writeObject(customer);
		out.writeInt(123); // 寫入基本型別資料
		out.close();
		// 反序列化物件


		ObjectInputStream in = new ObjectInputStream(new FileInputStream("D:/"
				+ "objectFile.obj"));


		System.out.println("obj1=" + (String) in.readObject());
		System.out.println("obj2=" + (Date) in.readObject());
		Customer obj3 = (Customer) in.readObject();
		System.out.println("obj3=" + obj3);
		int obj4 = in.readInt();
		System.out.println("obj4=" + obj4);
		in.close();
	}
}


class Customer implements Serializable {
	private String name;
	private int age;


	public Customer(String name, int age) {
		this.name = name;
		this.age = age;
	}


	public String toString() {
		return "name=" + name + ", age=" + age;
	}
}