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Article #24125

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#24125
From: ���Ƶ�yoyo
Date: Mon, 27 Apr 1998 00:00
79 lines
2470 bytes
import java.io.*;
import java.applet.*;
import java.awt.*;
public class test extends Applet
{
    StringBuffer buffer=new StringBuffer();
    int i
    public void init()
    {
        addone();
    }
    void addone()
    {
        FileInputStream fi=null;
        DataInputStream fin=null;
        FileOutputStream fou=null;
        DataOutputStream fout=null;
        try
        {
            fi=new FileInputStream("data");//open the file
            fin=new DataInputStream(fi);
        }
        catch(FileNotFoundException e){}
        try
        {
            i=fin.readInt();//get the number
            fin.close();
        }
        catch(IOException e){};
        i++;

        //File fone=new File("data");
        //fone.delete();

        File ftwo=new File("data");//open the  file again
        try
        {
            fou=new FileOutputStream("data");
        }
        catch(IOException e){}
        fout=new DataOutputStream(fou);
        try
        {
            fout.writeInt(i);//store the number for next time
            fout.close();
        }
        catch(IOException e){}
        buffer.append(i);
    }
    public void start()
    {
    }
    public void paint( raphics g)
    {
        g.setColor(Color.blue);
        g.drawString(buffer.toString(),10,20);
    }
}

---------------------------------------------------
it is  html for the program

<HTML>
<HEAD>
<TITLE>TEST</TITLE>
</HEAD>
<BODY>
<APPLET CODE="test.class" WIDTH=400 HEIGHT=200>
</APPLET>
</BODY>
<HTML>

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X-Google-Language: ENGLISH,ASCII
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From: yoyo.bbs@bbs.nju.edu.cn (���Ƶ�yoyo)
Subject: ������������̣���������������
Date: 1998/04/27
Message-ID: <3OGdPS$7ij@bbs.nju.edu.cn>
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