/*
* Created on 02-Jan-2005
* Created by Paul Gardner
* Copyright (C) 2004, 2005, 2006 Aelitis, All Rights Reserved.
*
* This program 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.
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package org.gudy.azureus2.pluginsimpl.local.utils.xml.rss;
import java.io.InputStream;
import java.util.*;
import org.gudy.azureus2.core3.util.Debug;
import org.gudy.azureus2.plugins.utils.Utilities;
import org.gudy.azureus2.plugins.utils.resourcedownloader.ResourceDownloader;
import org.gudy.azureus2.plugins.utils.resourcedownloader.ResourceDownloaderException;
import org.gudy.azureus2.plugins.utils.xml.rss.RSSChannel;
import org.gudy.azureus2.plugins.utils.xml.rss.RSSFeed;
import org.gudy.azureus2.plugins.utils.xml.simpleparser.SimpleXMLParserDocument;
import org.gudy.azureus2.plugins.utils.xml.simpleparser.SimpleXMLParserDocumentException;
import org.gudy.azureus2.plugins.utils.xml.simpleparser.SimpleXMLParserDocumentNode;
/**
* @author parg
*
*/
public class
RSSFeedImpl
implements RSSFeed
{
private boolean is_atom;
private RSSChannel[] channels;
public
RSSFeedImpl(
Utilities utilities,
ResourceDownloader downloader )
throws ResourceDownloaderException, SimpleXMLParserDocumentException
{
this( utilities, downloader.download());
}
public
RSSFeedImpl(
Utilities utilities,
InputStream is )
throws SimpleXMLParserDocumentException
{
try{
SimpleXMLParserDocument doc = utilities.getSimpleXMLParserDocumentFactory().create( is );
String doc_name = doc.getName();
is_atom = doc_name != null && doc_name.equalsIgnoreCase( "feed" );
List chans = new ArrayList();
if ( is_atom ){
chans.add( new RSSChannelImpl( doc, true ));
}else{
SimpleXMLParserDocumentNode[] xml_channels = doc.getChildren();
for (int i=0;i<xml_channels.length;i++){
SimpleXMLParserDocumentNode xml_channel = xml_channels[i];
String name = xml_channel.getName().toLowerCase();
if ( name.equals("channel")){
chans.add( new RSSChannelImpl( xml_channel, false ));
}
}
}
channels = new RSSChannel[ chans.size()];
chans.toArray( channels );
}finally{
try{
is.close();
}catch( Throwable e ){
Debug.printStackTrace(e);
}
}
}
public boolean
isAtomFeed()
{
return( is_atom );
}
public RSSChannel[]
getChannels()
{
return( channels );
}
}