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

public class SourceViewer {

  public static void main (String[] args) {

    if (args.length > 0) {
      InputStream in = null;
      try {
        // Open the URL for reading
        URL u = new URL(args[0]);
        in = u.openStream();
        // buffer the input to increase performance 
        in = new BufferedInputStream(in);       
        // chain the InputStream to a Reader
        Reader r = new InputStreamReader(in);
        int c;
        while ((c = r.read()) != -1) {
          System.out.print((char) c);
        } 
      } catch (MalformedURLException ex) {
        System.err.println(args[0] + " is not a parseable URL");
      } catch (IOException ex) {
        System.err.println(ex);
      } finally {
        if (in != null) {
          try {
            in.close();
          } catch (IOException e) {
            // ignore
          }
        }
      }
    }
  }
}