001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel.processor;
018
019 import org.apache.camel.Exchange;
020 import org.apache.camel.Intercept;
021 import org.apache.camel.Processor;
022 import org.apache.camel.util.ServiceHelper;
023
024 /**
025 * An interceptor which provides the processing logic as a pluggable processor
026 * which allows the {@link #proceed(Exchange)} method to be called at some point
027 *
028 * @version $Revision: 662664 $
029 */
030 public class Interceptor extends DelegateProcessor implements Intercept {
031 private Processor interceptorLogic;
032
033 public Interceptor() {
034 }
035
036 public Interceptor(Processor interceptorLogic) {
037 this.interceptorLogic = interceptorLogic;
038 }
039
040 public void process(Exchange exchange) throws Exception {
041 interceptorLogic.process(exchange);
042 }
043
044 public Processor getInterceptorLogic() {
045 return interceptorLogic;
046 }
047
048 public void setInterceptorLogic(Processor interceptorLogic) {
049 this.interceptorLogic = interceptorLogic;
050 }
051
052 @Override
053 protected void doStart() throws Exception {
054 ServiceHelper.startService(interceptorLogic);
055 super.doStart();
056 }
057
058 @Override
059 protected void doStop() throws Exception {
060 ServiceHelper.stopService(interceptorLogic);
061 super.doStop();
062 }
063 }