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;
019    
020    /**
021     * @version $Revision: 519941 $
022     */
023    public class InterceptorProcessor<E> implements Processor<E> {
024    
025        protected Processor<E> next;
026    
027            public InterceptorProcessor() {
028        }
029    
030        public void onExchange(E exchange) {
031           if( next != null ) {
032               next.onExchange(exchange);
033           }
034        }
035    
036        @Override
037        public String toString() {
038            return "intercept(" + next + ")";
039        }
040    
041            public Processor<E> getNext() {
042                    return next;
043            }
044            public void setNext(Processor<E> next) {
045                    this.next = next;
046            }
047    }