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.wordpress.consumer;
  
  import java.util.List;
  import java.util.concurrent.ScheduledExecutorService;
  
  import org.apache.camel.Processor;
  import org.apache.camel.component.wordpress.WordpressEndpoint;
  import org.apache.camel.component.wordpress.api.WordpressServiceProvider;
  import org.apache.camel.component.wordpress.api.model.Post;
  import org.apache.camel.component.wordpress.api.model.PostSearchCriteria;
  import org.apache.camel.component.wordpress.api.service.WordpressServicePosts;
  
  /**
   * Consumer for Posts. Adapter for {@link WordpressServicePosts} read only methods (list and retrieve).
   */
  public class WordpressPostConsumer extends AbstractWordpressConsumer {
  
      private WordpressServicePosts servicePosts;
  
      public WordpressPostConsumer(WordpressEndpoint endpoint, Processor processor) {
          super(endpoint, processor);
          servicePosts = WordpressServiceProvider.getInstance().getService(WordpressServicePosts.class);
      }
  
      public WordpressPostConsumer(WordpressEndpoint endpoint, Processor processor,
                                   ScheduledExecutorService scheduledExecutorService) {
          super(endpoint, processor, scheduledExecutorService);
          servicePosts = WordpressServiceProvider.getInstance().getService(WordpressServicePosts.class);
      }
  
      @Override
      protected int poll() throws Exception {
          if (this.getConfiguration().getId() == null) {
              return this.pollForPostList();
          } else {
              return this.pollForSingle();
          }
      }
  
      private int pollForPostList() {
          final List<Post> posts = this.servicePosts.list((PostSearchCriteria) getConfiguration().getSearchCriteria());
          posts.stream().forEach(p -> this.process(p));
          return posts.size();
      }
  
      private int pollForSingle() {
          final Post post = this.servicePosts.retrieve(getConfiguration().getId());
          if (post == null) {
              return 0;
          }
          this.process(post);
          return 1;
      }
  }
  