// File: IO17.java (Module 13)
//
// Author: Rahul Simha
// Created: Nov 30, 1998
//
// Using the URL class: ftp

import java.net.*;
import java.io.*;

public class IO17 {

    public static void main (String[] argv)
    {
	try {
	    // Create a URL instance.
	    URL u = new URL ("ftp://sunsite.unc.edu/README");
	    System.out.println ("Protocol: " + u.getProtocol());
	    System.out.println ("Host: " + u.getHost());
	    System.out.println ("Port: " + u.getPort());
	    // Default port number is -1, but it still works.
	    System.out.println ("File: " + u.getFile());

	    // Open a connection.
	    InputStream inStream = u.openStream();

	    // Wrap a LineNumberReader
	    InputStreamReader isr = new InputStreamReader (inStream);
	    LineNumberReader lnr = new LineNumberReader (isr);
      
	    System.out.println ("Input stream opened");

	    // Fetch the file.
	    String s = lnr.readLine ();
	    while (s != null) {
		System.out.println (s);
		s = lnr.readLine ();
	    }

	    lnr.close ();
	}
	catch (IOException e) { System.out.println (e); }
    }

}