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 import java.util.Collection; 021 022 /** 023 * Represents a composite pattern, aggregating a collection of processors together as a single processor 024 * 025 * @version $Revision: 519997 $ 026 */ 027 public class CompositeProcessor<E> implements Processor<E> { 028 private final Collection<Processor<E>> processors; 029 030 public CompositeProcessor(Collection<Processor<E>> processors) { 031 this.processors = processors; 032 } 033 034 public void onExchange(E exchange) { 035 for (Processor<E> processor : processors) { 036 processor.onExchange(exchange); 037 } 038 } 039 040 @Override 041 public String toString() { 042 StringBuilder builder = new StringBuilder("[ "); 043 boolean first = true; 044 for (Processor<E> processor : processors) { 045 if (first) { 046 first = false; 047 } 048 else { 049 builder.append(", "); 050 } 051 builder.append(processor.toString()); 052 } 053 builder.append(" ]"); 054 return builder.toString(); 055 } 056 057 public Collection<Processor<E>> getProcessors() { 058 return processors; 059 } 060 }