import java.applet.*;

import java.awt.*;

import java.io.*;

import java.net.*;


public class AccessCountApplet extends Applet implements Runnable
{

    private Label countLabel = null;


    public void init()

    {
        try
        {
            setBackground(Color.white);
            setLayout(new BorderLayout());
            countLabel = new Label();
            countLabel.setFont(new Font("TimesRoman", Font.ITALIC, 14));
            add(countLabel);
            setCountLabel(getNewCountConnection());
            Thread thread = new Thread(this);
            thread.start();
        }
        catch (Exception e) {}

    }


    public void run()

    {
        while (true)
        {
            pause(60);
            setCountLabel(getCountConnection());
        }

    }


    private URLConnection getNewCountConnection()
    {

        return getConnection("/accesscount/servlet/AccessCount?action=getNewCount");
    }


    private URLConnection getCountConnection()
    {

        return getConnection("/accesscount/servlet/AccessCount?action=getCount");
    }


    private URLConnection getConnection(String file)
    {
        URLConnection connection = null;
        try
        {
            URL url = getCodeBase();
            String protocol = url.getProtocol();
            String host = url.getHost();
            int port = url.getPort();
            URL servletUrl = new URL(protocol, host, port, file);
            connection = servletUrl.openConnection();
            connection.setUseCaches(false);
        }
        catch (Exception e) {}
        return connection;

    }


    private void pause(double seconds)

    {
        try
        {
            Thread.sleep((long)(seconds*1000));
        }
        catch (InterruptedException ie) {}

    }


    private void setCountLabel(URLConnection connection)
    {
        try
        {
            BufferedReader reader = new BufferedReader
                (new InputStreamReader(connection.getInputStream()));
            String countString = null;
            if ((countString = reader.readLine()) != null)
            {
                if (!countString.equals(countLabel.getText()));
                {
                    countLabel.setText(countString);
                }
            }
        }
        catch (Exception e) {}

    } 

}