/*

  * Copyright 1999,2004 The Apache Software Foundation.

  * 

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  * 

  *      http://www.apache.org/licenses/LICENSE-2.0

  * 

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.apache.commons.feedparser;

 import java.util.LinkedList;

 import java.util.List;

 import org.apache.commons.feedparser.locate.FeedReference;

 /**

  * Contains a list of all feeds found the the AutoDiscovery system.  Can also be

  * used when needing to refer to a list of feeds and provides util methods for

  * dealing with them

  * 

  * @author <a href="mailto:burton@apache.org">Kevin A. Burton (burtonator)</a>

  * @version $Id: FeedList.java 373614 2006-01-30 22:31:21Z mvdb $

  */

 public class FeedList extends LinkedList implements List {

     private FeedReference adAtomFeed = null;

     private FeedReference adRSSFeed = null;

     /**

      * 

      * Get the RSS feed discovered via autodiscovery.

      *

      * 

      */

     public FeedReference getAdRSSFeed() { 

         return this.adRSSFeed;

     }

     /**

      * 

      * Set the value of <code>adRSSFeed</code>.

      *

      * 

      */

     public void setAdRSSFeed( FeedReference adRSSFeed ) { 

         this.adRSSFeed = adRSSFeed;

     }

     /**

      * 

      * Get the Atom feed discovered via autodiscovery.

      *

      * 

      */

     public FeedReference getAdAtomFeed() { 

         return this.adAtomFeed;

     }

     /**

      * 

      * Set the value of <code>adAtomFeed</code>.

      *

      * 

      */

     public void setAdAtomFeed( FeedReference ref ) { 

         this.adAtomFeed = ref;

     }

     public void setFirstAdAtomFeed( FeedReference ref ) {

         // > The order of the autodiscovery elements is significant.

         // > The first element SHOULD point to the publisher's

         // > preferred feed for the document.

         if ( getAdAtomFeed() == null )

             setAdAtomFeed( ref );

     }

     public void setFirstAdRSSFeed( FeedReference ref ) {

         // > The order of the autodiscovery elements is significant.

         // > The first element SHOULD point to the publisher's

         // > preferred feed for the document.

         if ( getAdRSSFeed() == null )

             setAdRSSFeed( ref );

     }

     public void clear() {

         super.clear();

         this.adAtomFeed = null;

         this.adRSSFeed = null;

     }

 }