001    /**
002     *
003     * Licensed to the Apache Software Foundation (ASF) under one or more
004     * contributor license agreements.  See the NOTICE file distributed with
005     * this work for additional information regarding copyright ownership.
006     * The ASF licenses this file to You under the Apache License, Version 2.0
007     * (the "License"); you may not use this file except in compliance with
008     * the License.  You may obtain a copy of the License at
009     *
010     * http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing, software
013     * distributed under the License is distributed on an "AS IS" BASIS,
014     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    package org.apache.camel.processor;
019    
020    import org.apache.camel.Processor;
021    import org.apache.camel.Service;
022    
023    /**
024     * A simple helper class which allows you to attach an artbirary service to a processor which is
025     * started before the processor and closed after it
026     *
027     * @version $Revision: 1.1 $
028     */
029    public class LifecycleProcessor extends DelegateProcessor {
030        private Service service;
031    
032        public LifecycleProcessor(Processor next, Service service) {
033            super(next);
034            this.service = service;
035        }
036    
037        @Override
038        protected void doStart() throws Exception {
039            service.start();
040            super.doStart();
041        }
042    
043        @Override
044        protected void doStop() throws Exception {
045            super.doStop();
046            service.stop();
047        }
048    }