Java I/O, NIO and NIO.2

Listing 12-35. Saving Web Page HTML via copy(InputStream, Path, CopyOption...)

import java.io.IOException;import java.net.URL;import java.nio.file.Files;import java.nio.file.Paths;public class SavePage{   public static void main(String[] args) throws IOException   {      if (args.length != 1)      {         System.err.println("usage: java SavePage url");         return;      }      URL url = new URL(args[0]);      Files.copy(url.openStream(), Paths.get("page.html"));   }}

Listing 12-35’s use of copy() to copy from the URL’s input stream to the Path’s page.html file results in a much shorter listing than its Listing 12-27 counterpart.

Compile Listing 12-35 (javac SavePage.java) and run the application (java SavePage http://apress.com). You should ...