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.cron;
  
  import org.apache.camel.Category;
  import org.apache.camel.Consumer;
  import org.apache.camel.DelegateEndpoint;
  import org.apache.camel.Endpoint;
  import org.apache.camel.Processor;
  import org.apache.camel.Producer;
  import org.apache.camel.component.cron.api.CamelCronConfiguration;
  import org.apache.camel.spi.UriEndpoint;
  import org.apache.camel.spi.UriParam;
  import org.apache.camel.support.DefaultEndpoint;
  import org.apache.camel.support.service.ServiceHelper;
  import org.apache.camel.util.ObjectHelper;
  
  /**
   * A generic interface for triggering events at times specified through the Unix cron syntax.
   */
  @UriEndpoint(firstVersion = "3.1.0", scheme = "cron", title = "Cron", syntax = "cron:name", consumerOnly = true,
               remote = false, category = { Category.SCHEDULING })
  public class CronEndpoint extends DefaultEndpoint implements DelegateEndpoint {
  
      private Endpoint delegate;
  
      @UriParam
      private CamelCronConfiguration configuration;
  
      public CronEndpoint(String endpointUri, CronComponent component, CamelCronConfiguration configuration) {
          super(endpointUri, component);
          this.configuration = configuration;
      }
  
      @Override
      public boolean isRemote() {
          return false;
      }
  
      public void setDelegate(Endpoint delegate) {
          this.delegate = delegate;
      }
  
      @Override
      public Endpoint getEndpoint() {
          return delegate;
      }
  
      @Override
      public Producer createProducer() throws Exception {
          throw new UnsupportedOperationException();
      }
  
      @Override
      public Consumer createConsumer(Processor processor) throws Exception {
          Consumer consumer = delegate.createConsumer(processor);
          configureConsumer(consumer);
          return consumer;
      }
  
      public CamelCronConfiguration getConfiguration() {
          return configuration;
      }
  
      @Override
      protected void doStart() throws Exception {
          super.doStart();
  
          ObjectHelper.notNull(delegate, "delegate endpoint");
          ServiceHelper.startService(delegate);
      }
  
      @Override
      protected void doStop() throws Exception {
          super.doStop();
          ServiceHelper.stopService(delegate);
      }
  
      @Override
      protected void doShutdown() throws Exception {
          super.doShutdown();
          ServiceHelper.stopAndShutdownService(delegate);
      }
  }
  