// Allison Obourn
// CSE 143, Autumn 2015
// This program uses the Downloader class to download a web page
// from a URL and save it to a file on the local hard disk.
// It also demonstrates the exception try/catch syntax for handling errors.

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

public class DownloadMain {
    public static void main(String[] args) {
       Scanner console = new Scanner(System.in);
       System.out.println("URL to download? ");
       String url = console.nextLine();
       
       Downloader down = null;
       while(down == null) {
	      try {
            down = new TallyDownloader(url);
         } catch (MalformedURLException e) {
            System.out.println("bad URL please try again ");
            url = console.nextLine();
         }
       }
       
       System.out.println("Target file name? ");
       String target = console.nextLine();
       
       try {
         down.download(target);
       } catch (IOException e) {
         System.out.println(e.getMessage());
       }
    }
}