代碼：（次例可以拓展出你想要查詢任意網站的任意信息，如郵件查詢，號碼歸屬地查詢，天氣查詢等等）

package jxust.qiqiao.jsoupssq;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.EventQueue;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.swing.JButton;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.border.LineBorder;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

public class Ssqselect extends JFrame {

?private JTextField showtext;

?/**
? * Launch the application
? *
? * @param args
? */
?public static void main(String args[]) {
??EventQueue.invokeLater(new Runnable() {
???public void run() {
????try {
?????Ssqselect frame = new Ssqselect();
?????frame.setVisible(true);
????} catch (Exception e) {
?????e.printStackTrace();
????}
???}
??});
?}

?/**
? * Create the frame
? */
?public Ssqselect() {
??super();
??getContentPane().setLayout(null);
??getContentPane().setForeground(Color.LIGHT_GRAY);
??setTitle("雙色球中獎查詢");
??setName("ssqframe");
??setBounds(100, 100, 318, 173);
??setResizable(false);
??setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

??showtext = new JTextField();
??showtext.setForeground(Color.RED);
??showtext.setMargin(new Insets(1, 1, 1, 1));
??showtext.setBorder(new LineBorder(Color.BLACK, 1, false));
??showtext.setBounds(81, 25, 188, 24);
??showtext.setEditable(false);
??getContentPane().add(showtext);

??final JLabel zjnumber = new JLabel();
??zjnumber.setForeground(Color.BLACK);
??zjnumber.setText("中獎號：");
??zjnumber.setBounds(30, 28, 66, 18);
??getContentPane().add(zjnumber);

??final JButton button = new JButton();
??button.addMouseListener(new MouseAdapter() {
???public void mouseClicked(final MouseEvent arg0) {
????Document doc = null;
????try {
?????doc = Jsoup.connect("http://kaijiang.500wan.com/").get();
????} catch (IOException e) {
?????JOptionPane.showMessageDialog(null, "網絡連接不上！", "消?? 息",
???????JOptionPane.INFORMATION_MESSAGE);
?????e.printStackTrace();
????}
????Element link = doc.select("tr#ssq>td.td_kjhm01>script").first();
????Pattern p = Pattern.compile("[0-9]{2}");
????Matcher m = p.matcher(link.html());
????List<String> list = new ArrayList<String>();
????while (m.find()) {
?????list.add(m.group());
????}
????showtext.setText("");
????showtext.setText(list.get(0) + "?? " + list.get(1) + "?? "
??????+ list.get(2) + "?? " + list.get(3) + "?? " + list.get(4)
??????+ "?? " + list.get(5)+"? |? "+list.get(6));
???}
??});
??button.setText("查詢");
??button.setBounds(99, 66, 106, 28);
??getContentPane().add(button);
?}
}

總結

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