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 }