{filelink=23}

import java.net.*;
import java.nio.*;
import java.nio.channels.*;
import java.io.*;

public class URLDownload2 {

  public static void main(String[] argv) throws IOException {

     URL lien = new URL("www.exemple.com");

    String host = lien.getHost();
    int port    = lien.getPort();
    String fichier = lien.getFile();
    if (fichier == null) fichier = "/";
    if (port <= 0) port = 80;

    SocketAddress remote = new InetSocketAddress(host, port);
    SocketChannel channel = SocketChannel.open(remote);
    FileOutputStream out = new FileOutputStream(fichier);
    FileChannel localFile = out.getChannel();

    String request = "GET " + fichier + " HTTP/1.1rn"
     + "User-Agent: HTTPGrabrn"
     + "Accept: text/*rn"
     + "Connection: closern"
     + "Host: " + host + "rn"
     + "rn";

    ByteBuffer header = ByteBuffer.wrap(request.getBytes("US-ASCII"));
    channel.write(header);

    ByteBuffer buffer = ByteBuffer.allocate(8192);
    while (channel.read(buffer) != -1) {
      buffer.flip();
      localFile.write(buffer);
      buffer.clear();
    }

    localFile.close();
    channel.close();
  }
}