用java实现的简单浏览器程序

import java.awt.*;
import java.awt.event.*;

import javax.swing.*;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;

import java.io.*;
import java.net.*;
public class brower extends JFrame implements ActionListener{

private JLabel label;
private JTextField jtextField;
private JEditorPane editPanel;

public brower()
{
super("browser");
Container con=getContentPane();
label=new JLabel("请输入要访问的网址：");
jtextField=new JTextField();
jtextField.addActionListener(this);
JPanel panel=new JPanel();
panel.setLayout(new GridLayout(2,1));
panel.add(label);
panel.add(jtextField);
con.add(panel,BorderLayout.NORTH);
editPanel=new JEditorPane();
editPanel.setEditable(false);
editPanel.addHyperlinkListener(new MyHyperListener());