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 java.util.LinkedHashMap;
  import java.util.Map;
  
  import org.apache.camel.Endpoint;
  import org.apache.camel.component.feed.FeedComponent;
  import org.apache.camel.component.feed.FeedEndpoint;
  import org.apache.camel.spi.annotations.Component;
  import org.apache.camel.util.URISupport;
  
  /**
   * An <a href="http://camel.apache.org/rss.html">RSS Component</a>.
   * <p/>
   * Camel uses <a href="https://rome.dev.java.net/">ROME</a> as the RSS implementation.
   */
  @Component("rss")
  public class RssComponent extends FeedComponent {
  
      public RssComponent() {
      }
  
      @Override
      protected FeedEndpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
          return new RssEndpoint(uri, this, null);
      }
  
      @Override
      protected void afterConfiguration(String uri, String remaining, Endpoint endpoint, Map<String, Object> parameters)
              throws Exception {
          RssEndpoint rss = (RssEndpoint) endpoint;
          if (rss.getFeedUri() != null) {
              // already set so do not change it
              return;
          }
  
          // recreate feed uri after we have configured the endpoint so we can use the left over parameters
          // for the http feed
          String feedUri;
          if (!parameters.isEmpty()) {
              Map<String, Object> options = new LinkedHashMap<>(parameters);
              String query = URISupport.createQueryString(options);
              feedUri = remaining + "?" + query;
          } else {
              feedUri = remaining;
          }
  
          rss.setFeedUri(feedUri);
      }
  }
  