/*
** Luxor - XML User Interface Language (XUL) Toolkit
** Copyright (c) 2001, 2002 by Gerald Bauer
**
** This program is free software.
**
** You may redistribute it and/or modify it under the terms of the GNU
** General Public License as published by the Free Software Foundation.
** Version 2 of the license should be included with this distribution in
** the file LICENSE, as well as License.html. If the license is not
** included with this distribution, you may find a copy at the FSF web
** site at 'www.gnu.org' or 'www.fsf.org', or you may write to the
** Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139 USA.
**
** THIS SOFTWARE IS PROVIDED AS-IS WITHOUT WARRANTY OF ANY KIND,
** NOT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY. THE AUTHOR
** OF THIS SOFTWARE, ASSUMES _NO_ RESPONSIBILITY FOR ANY
** CONSEQUENCE RESULTING FROM THE USE, MODIFICATION, OR
** REDISTRIBUTION OF THIS SOFTWARE.
**
*/

package luxor.http.resource;

import java.io.*;
import java.util.*;
import luxor.config.*;
import luxor.constant.*;
import luxor.spi.*;
import luxor.status.*;
import luxor.util.*;
import luxor.*;

public class InputStreamResource implements WebResource
{
   static Logger T = Logger.getLogger( InputStreamResource.class );

   byte _content[];
   long _contentLength;
   String _contentType;

   String _name;


   public InputStreamResource( String name, InputStream in ) throws IOException
   {
      _name = name;

      ByteArrayOutputStream out = new ByteArrayOutputStream();

      byte buffer[] = new byte[2048];
      int bytes_read = 0;
      while( ( bytes_read = in.read( buffer ) ) > 0 )
         out.write( buffer, 0, bytes_read );

      out.flush();
      out.close();
      in.close();

      _content = out.toByteArray();
      _contentLength = _content.length;
      T.debug( "contentLength=" + _contentLength );

      _contentType = MimeUtils.guessContentTypeFromName( name );
   }

   public byte[] getContent()
   {
      return _content;
   }

   public long getContentLength()
   {
      return _contentLength;
   }

   public String getContentType()
   {
      return _contentType;
   }

   public String getHeader()
   {
      StringBuffer header = new StringBuffer();

      header.append( "HTTP/1.0 200 OK\r\n" );
      header.append( Http.Header.DATE + ": " + DateUtils.getHttpDate() + "\r\n" );
      header.append( Http.Header.SERVER + ": " + Constants.LUXOR_WEB_SERVER_TITLE + "\r\n" );

      header.append( Http.Header.CONTENT_LENGTH + ": " + _contentLength + "\r\n" );
      header.append( Http.Header.CONTENT_TYPE + ": " + _contentType + "\r\n" );
      header.append( "\r\n" );

      T.debug( "Content-length: " + _contentLength );
      T.debug( "Content-type: " + _contentType );

      return header.toString();
   }

   public String getName()
   {
      return _name;
   }

   public int getResponseCode()
   {
      return 200;
   }

   public String getResponseMessage()
   {
      return "OK";
   }
}