lx17.java

JAVA学习源代码,大家可以好好参考,请多提宝贵意见

import java.io.*;
class MyClass implements Serializable
{
	String s;
	transient int i;
	double d;
	public MyClass(String s,int i,double d)
	{
		this.s=s;
		this.i=i;
		this.d=d;
	}
	public String toString()
	{
		return "s="+s+";i="+i+";d="+d;
	}
}
public class Lx17
{
	public static void main(String args[])
	{
		
		try
		{
			MyClass object1=new MyClass("Hello", -7, 2.7e10);
			System.out.println("object1:"+object1);
			FileOutputStream fos=new FileOutputStream("serial");
			ObjectOutputStream oos=new ObjectOutputStream(fos);
			oos.writeObject(object1);
			//oos.writeInt(1234567890);
			oos.flush();
			oos.close();
		}
		catch(Exception e)
		{
			System.out.println("Exception during serialization:"+e);
			System.exit(0);
		}
		
		try
		{
			MyClass object2;
			
			FileInputStream fis=new FileInputStream("serial");
			ObjectInputStream ois=new ObjectInputStream(fis);
			object2=(MyClass)ois.readObject();
			//ois.readInt();
			ois.close();
			System.out.println("object2:"+object2);
		}
		catch(Exception e)
		{
			System.out.println("Exception during serialization:"+e);
			System.exit(0);
		}
	}
}