content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.camel.component.rss;
  
  import com.rometools.rome.feed.synd.SyndFeed;
  import org.apache.camel.Processor;
  import org.apache.camel.component.feed.FeedEntryPollingConsumer;
  
  /**
   * Consumer to poll RSS feeds and return each entry from the feed step by step.
   */
  public class RssEntryPollingConsumer extends FeedEntryPollingConsumer {
  
      public RssEntryPollingConsumer(RssEndpoint endpoint, Processor processor, boolean throttleEntries) {
          super(endpoint, processor, throttleEntries);
      }
  
      @Override
      protected void populateList(Object feed) {
          if (list == null) {
              list = ((SyndFeed) feed).getEntries();
              if (endpoint.isSortEntries()) {
                  sortEntries();
              }
              entryIndex = list.size() - 1;
          }
      }
  
      @SuppressWarnings("unchecked")
      protected void sortEntries() {
          list.sort(new RssDateComparator());
      }
  
      @Override
      protected Object createFeed() throws Exception {
          return RssUtils.createFeed(endpoint.getFeedUri(), RssEntryPollingConsumer.class.getClassLoader());
      }
  
      @Override
      protected void resetList() {
          list = null;
      }
  }
  