/*

  * 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.io.FileInputStream;

 import org.jdom.Element;

 /**

  * This FeedParser implementation is based on JDOM and Jaxen and is based around

  * XPath and JDOM iteration.  While the implementation is straight forward it

  * has not been optimized for performance.  A SAX based parser would certainly

  * be less memory intensive but with the downside of being harder to develop.  

  *

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

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

  */

 public class Test extends DefaultFeedParserListener

     implements FeedParserListener,

                ModContentFeedParserListener,

                XHTMLFeedParserListener {

     // **** FeedParserListener interface ****************************************

     /**

      * Called prior to event parsing to signal the parsing of a new feed.

      *

      * 

      */

     public void init() {

         System.out.println( "init()" );

     }

     public void setContext( Object context ) {}

     /**

      * Called when a channel item is found.

      *

      * 

      */

     public void onChannel( FeedParserState state,

                            String title,

                            String link,

                            String description ) {

         System.out.println( "onChannel: " );

         System.out.println( "\t title: " + title );

         System.out.println( "\t link: " + link );

         System.out.println( "\t description: " + description );

     }

     public void onChannelEnd() {

         System.out.println( "onChannelEnd()" );

     }

     /**

      * Called when an RSS image is found.

      *

      * 

      */

     public void onImage( FeedParserState state,

                          String title,

                          String link,

                          String url ) {

         System.out.println( "onImage: " );

         System.out.println( "\t title: " + title );

         System.out.println( "\t link: " + link );

         System.out.println( "\t url: " + url );

     }

     public void onImageEnd() {

         System.out.println( "onImageEnd()" );

     }

     /**

      * Called when an RSS item or Atom entry is found. 

      *

      * 

      */

     public void onItem( FeedParserState state,

                         String title,

                         String link,

                         String description,

                         String permalink ) {

         System.out.println( "onItem: " );

         System.out.println( "\t title: " + title );

         System.out.println( "\t link: " + link );

         System.out.println( "\t description: " + description );

     }

     public void onItemEnd() {

         System.out.println( "onItemEnd()" );

     }

     public void finished() {

         System.out.println( "finished()" );

     }

     // **** ModContentFeedParserListener interface ******************************

     public void onContentEncoded( FeedParserState state,

                                   String value ) {

         System.out.println( "onContentEncoded: " + value.length() + " bytes" );

     }

     public void onContentEncodedEnd() {

         System.out.println( "onContentEncodedEnd" );

     }

     public void onContentItem( FeedParserState state,

                                String format,

                                String encoding,

                                Element value ) {

         System.out.println( "onContentItem" );

     }

     public void onContentItemEnd() {

         System.out.println( "onContentItemEnd" );

     }

     // **** XHTMLBodyFeedParserListener interface *******************************

     public void onXHTMLBody( FeedParserState state, Element value ) {

         System.out.println( "onXHTMLBody" );

     }

     public void onXHTMLBodyEnd() {

         System.out.println( "onXHTMLBodyEnd" );

     }

     public static void main( String[] args ) {

         try { 

             FeedParser parser = FeedParserFactory.newFeedParser();

             //String path = "/home/burton/.records/rss/index.rss";

             //String path = "/projects/newsmonster/xml-tests/aaronsw.xml";

             //String path = "/projects/newsmonster/xml-tests/intertwingly.rss2";

             String path = "/projects/newsmonster/xml-tests/feedster.xml";

             parser.parse( new Test(), new FileInputStream( path ), path );

         } catch ( Throwable t ) {

             t.printStackTrace();

         }

     }

 }