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

/**
   URLReader2 reads lines from a URL given on the command line
   
   Copied from: http://docs.oracle.com/javase/tutorial/networking/urls/readingURL.html on 01/17/2012.

   @version for CS56, W12
   @author P.Conrad with help from oracle.com

*/


public class URLReader2 {
    public static void main(String[] args) throws Exception {
	
	if (args.length!=1) {
	    System.err.println("Error: need URL on command line");
	    System.exit(1);
	}

	URL cs = null;

	try {
	    cs = new URL(args[0]);
	} catch ( java.net.MalformedURLException mue ) {
	    System.err.println("Oops " + mue);
	    System.exit(1);
	}

	BufferedReader in = 
	    new BufferedReader(
			       new InputStreamReader(
						     cs.openStream()));
	
	String inputLine;
	
	while ((inputLine = in.readLine()) != null)
	    System.out.println(inputLine);
	
	in.close();
    }
}