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



public class GetFileApplication extends Frame implements Runnable {

	Thread runner;
	URL page;
	static String page_name;
	TextArea box = new TextArea("Getting the text ....");


	public GetFileApplication() {
		super("Get File");
		add(box);
		try {
			page= new URL(page_name);
		} 
		catch (MalformedURLException e) {
			System.out.println("Bad URL: " + page_name);
		}
	}


	public static void main(String[] args) {
		page_name = new String(args[0]);
	 	
		System.out.println("Trying to open " + page_name);
		
		GetFileApplication frame = new GetFileApplication();

		WindowListener l = new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
			   System.exit(0);
			}
                 };

		frame.addWindowListener(l);  //to handle window events

		frame.pack();
		frame.setVisible(true);  //make frame appear
		if(frame.runner == null)  {  //start thread running
			frame.runner = new Thread(frame);
			frame.runner.start();
		}
	}


	//called automatically when create instance of this GetFile class
	//and subsequently call its inherited start() method.
	public void run()  {
		URLConnection conn = null;
		InputStreamReader in;
		BufferedReader data;
		String line;
		StringBuffer buf = new StringBuffer();

		try {
		 	conn = this.page.openConnection(); //create a URLConnection object wiht page URL
			conn.connect();  //connect
			box.setText("Connection opened....");
			in = new InputStreamReader(conn.getInputStream());  //get inputstream tied to URLConnection
			data = new BufferedReader(in);
			box.setText("Reading data......");

			while((line = data.readLine()) != null) //while data still in URL stream 
			{	buf.append(line + "\n");   }
	
			box.setText(buf.toString());//dump contents of buffer into box TextArea
		}
		catch (IOException e) {
			System.out.println("IO Error:" + e.getMessage());
		}
	}

}