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.impl; 019 020 import org.apache.camel.Exchange; 021 import org.apache.camel.CamelContext; 022 import org.apache.camel.Headers; 023 024 import java.util.Map; 025 import java.util.HashMap; 026 027 /** 028 * A default implementation of {@link Headers} 029 * 030 * @version $Revision: 520502 $ 031 */ 032 public class DefaultHeaders extends HeadersSupport { 033 private Map<String, Object> headers; 034 035 public Object getHeader(String name) { 036 if (headers != null) { 037 return headers.get(name); 038 } 039 return null; 040 } 041 042 public void setHeader(String name, Object value) { 043 getHeaders().put(name, value); 044 } 045 046 public Map<String, Object> getHeaders() { 047 if (headers == null) { 048 headers = new HashMap<String, Object>(); 049 } 050 return headers; 051 } 052 053 public void setHeaders(Map<String, Object> headers) { 054 this.headers = headers; 055 } 056 }