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: 610 $ 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 }