import java.awt.*;
import java.awt.event.*;
import java.applet.*;
import java.io.*;
import java.net.*;
import java.util.*;

public class ReadRemoteInfo extends Applet
    implements ActionListener
{
  private TextArea  ta = new TextArea();
  private TextField tf = new TextField();

  public void init()
  {
    setLayout(new BorderLayout());
    add(tf, "North");
    add(ta, "Center");
    ta.setFont(new Font("Courier", Font.PLAIN, 12));
    tf.requestFocus();
    tf.addActionListener(this);
  }

  public void actionPerformed(ActionEvent ae)
  {
    URL u = null;
    URLConnection c = null;

    try
    {
      String urlStr = tf.getText();
      u = new URL(urlStr);

      c = u.openConnection();
      c.connect();

      ta.setText("");
      ta.append("URL: " + urlStr + "\n");
      ta.append(" Content type     : " + c.getContentType()     + "\n");
      ta.append(" Content encoding : " + c.getContentEncoding() + "\n");
      ta.append(" Content length   : " + c.getContentLength()   + "\n");
      ta.append(" Date             : " + new Date(c.getDate())  + "\n");
      ta.append(" Last modified    : " + new Date(c.getLastModified()) + "\n");
      ta.append(" Expiration date  : " + new Date(c.getExpiration())   + "\n");

    }
    catch(Exception e)
    {
      ta.append("Problem\n");
      ta.append(e.getMessage() + "\n");
    }
  }
}