/*
 * $Id: FingerURLConnection.java,v 1.2 2004/07/07 21:05:26 dog Exp $
 * Copyright (C) 2003 The Free Software Foundation
 * 
 * This file is part of GNU inetlib, a library.
 * 
 * GNU inetlib is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * GNU inetlib is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * As a special exception, if you link this library with other files to
 * produce an executable, this library does not by itself cause the
 * resulting executable to be covered by the GNU General Public License.
 * This exception does not however invalidate any other reasons why the
 * executable file might be covered by the GNU General Public License.
 */
package gnu.inet.finger;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;

/**
 * A URL connection that uses the finger protocol.
 *
 * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
 */
class FingerURLConnection extends URLConnection
{

  FingerConnection connection;
  String response;

  FingerURLConnection (URL url) throws IOException
    {
      super (url);
    }

  public void connect () throws IOException
    {
      if (connection != null)
        {
          return;
        }
      connection = new FingerConnection (url.getHost (), url.getPort ());
      response = connection.finger (url.getUserInfo ());
    }

  public InputStream getInputStream () throws IOException
    {
      if (!connected)
        {
          connect ();
        }
      byte[] bytes = response.getBytes ("US-ASCII");
      return new ByteArrayInputStream (bytes);
    }
  
}
