Jsoup双色球在线查询中奖号码

最新推荐文章于 2024-07-26 16:50:57 发布

原创最新推荐文章于 2024-07-26 16:50:57 发布 · 1.3k 阅读

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CC 4.0 BY-SA版权

文章标签：

#button #exception #application #null #string #class

本文介绍了一个使用Java和Jsoup库实现的简单应用程序，该程序能够从指定网站抓取最新的双色球彩票开奖结果，并在GUI界面上显示这些信息。通过解析网页源代码，程序能够准确获取到中奖号码。

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代码：（次例可以拓展出你想要查询任意网站的任意信息，如邮件查询，号码归属地查询，天气查询等等）

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("双色球中奖查询");
  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("中奖号：");
  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, "网络连接不上！", "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("查询");
  button.setBounds(99, 66, 106, 28);
  getContentPane().add(button);
}
}