Java多线程实现自动播放n张图片的Applet示例

import java.applet.*; 
import java.io.*;
import java.awt.*; 
public class MyFrame extends Applet implements Runnable{ 
  Image[] myImages;      
  int totalImages;  
  int currentImage = 0;
  public void init(){    
  setSize(800,800);
  System.out.println("请输入一个正整数:");
  BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
   try {
     String s= br.readLine(); 
     totalImages=Integer.parseInt(s);
  } catch(IOException e) { }
  myImages = new Image[totalImages];   
  if(totalImages<10)
  for(int i=0; i<totalImages; i++) 
     myImages[i] = getImage(getDocumentBase(), "file0"+(i+1)+".jpg"); 
  else  {
  for(int i=0; i<9; i++) 
     myImages[i] = getImage(getDocumentBase(), "file0"+(i+1)+".jpg"); 
  for(int i=9;i<totalImages;i++)
  myImages[i] = getImage(getDocumentBase(), "file"+(i+1)+".jpg"); 
  }
   }  
  public  void  run()    {     }
  public void paint(Graphics g)  {  
  g.drawImage(myImages[currentImage],50,50,this);      
  currentImage=(currentImage+1)%totalImages;