import java.awt.*;
import java.applet.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.net.*;
import javax.net.ssl.*;

public class Browser extends JFrame {

   //private JTextField tf = new JTextField("https://www.verisign.com/");
   private JTextField tf = new JTextField("https://65.205.249.60/");

   private JTextArea ta = new JTextArea();

   public static void main(String[] args) {
      new Browser();
   }

   public Browser() {
      tf.setColumns(40);
      tf.addActionListener(new L());
      JPanel p = new JPanel();     
      p.setLayout(new FlowLayout());
      p.add(tf);

      getContentPane().add("North", p);
      getContentPane().add("Center", new JScrollPane(ta));

      setSize(640, 400);
      show();
      getPageFromNet();
   }

   private void getPageFromNet() {
      StringBuffer buf = new StringBuffer();      
      try{
         URL url = new URL(tf.getText());

         BufferedReader br = null;
         if(url.getProtocol().equals("https")) {
            HttpsURLConnection huc = (HttpsURLConnection)url.openConnection();
            huc.setHostnameVerifier(new HTTPClientVerifier());
            br = new BufferedReader(new InputStreamReader(huc.getInputStream()));
         } else {
            URLConnection uc = url.openConnection();
            br = new BufferedReader(new InputStreamReader(uc.getInputStream()));
         }
         
         String content = "";
         String s = null;
         while((s = br.readLine()) != null) {
            content = content + s + "\n";
         }

         ta.setText(content);
      } catch(IOException e) {
         ta.setText("Error occured!");
      }
   }

   class L implements ActionListener {
      public void actionPerformed(ActionEvent ae) {
         getPageFromNet();
         Toolkit.getDefaultToolkit().beep();
      }
   }

   class HTTPClientVerifier implements HostnameVerifier {
      public boolean verify(String url, SSLSession sslSession) {
         try {
            InetAddress ia1 = InetAddress.getByName(url);
            InetAddress ia2 = InetAddress.getByName(sslSession.getPeerHost());
            return ia1.equals(ia2);
         } catch(Exception e) {
            return false;
         }
      }
   }
}