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// ¼òÒ×JAVA»ñÈ¡ÍøÒ³ÓÐЧÓÊÏ䵨ַ ---by 77
import java.awt.*;
import java.awt.event.*;
import java.net.*;
import java.io.*;
import java.util.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class solo7 {
public static void main(String args[]){
new Win();
}
}
class Win extends Frame implements ActionListener,Runnable{
Button button;
URL url;
TextField text;
TextArea area;
byte b[]=new byte[118];
Thread thread;
Win(){
text=new TextField(20);
area=new TextArea(12,12);
button=new Button("È·¶¨");
button.addActionListener(this);
thread=new Thread(this);
Panel p=new Panel();
p.add(new Label("ÊäÈëÍøÖ·:"));
p.add(text);
p.add(button);
add(area,BorderLayout.CENTER);
add(p,BorderLayout.NORTH);
setBounds(60,60,360,300);
setVisible(true);
validate();
addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);
}
});
}
public void actionPerformed(ActionEvent e){
if(!(thread.isAlive()))
thread=new Thread(this);
try{
thread.start();
}
catch(Exception ee){
text.setText("ÕýÔÚ¶ÁÈ¡"+url);
}
}
private boolean isNameAdressFormat(String email){
boolean isExist = false;
Pattern p = Pattern.compile("\\w{1,}@\\w{1,}
\56\\w{1,}");
Matcher m = p.matcher(email);
boolean b = m.matches();
if(b) {
isExist=true;
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package stone;
public class Singleton {
private static Singleton instance;
private Singleton() {}
public static Singleton getInstance(){
if(instance==null)
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