| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||
| Message |
|
| 0.0;0 |
| 1 | /** |
|
| 2 | * |
|
| 3 | * Licensed to the Apache Software Foundation (ASF) under one or more |
|
| 4 | * contributor license agreements. See the NOTICE file distributed with |
|
| 5 | * this work for additional information regarding copyright ownership. |
|
| 6 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
|
| 7 | * (the "License"); you may not use this file except in compliance with |
|
| 8 | * the License. You may obtain a copy of the License at |
|
| 9 | * |
|
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
|
| 11 | * |
|
| 12 | * Unless required by applicable law or agreed to in writing, software |
|
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
|
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
| 15 | * See the License for the specific language governing permissions and |
|
| 16 | * limitations under the License. |
|
| 17 | */ |
|
| 18 | package org.apache.camel; |
|
| 19 | ||
| 20 | import java.util.Map; |
|
| 21 | ||
| 22 | /** |
|
| 23 | * Implements the <a href="http://activemq.apache.org/camel/message.html">Message</a> |
|
| 24 | * pattern and represents an inbound or outbound message as part of an {@link Exchange} |
|
| 25 | * |
|
| 26 | * @version $Revision: 540152 $ |
|
| 27 | */ |
|
| 28 | public interface Message { |
|
| 29 | ||
| 30 | /** |
|
| 31 | * @return the id of the message |
|
| 32 | */ |
|
| 33 | String getMessageId(); |
|
| 34 | ||
| 35 | /** |
|
| 36 | * set the id of the message |
|
| 37 | * @param messageId |
|
| 38 | */ |
|
| 39 | void setMessageId(String messageId); |
|
| 40 | ||
| 41 | /** |
|
| 42 | * Returns the exchange this message is related to |
|
| 43 | * |
|
| 44 | * @return |
|
| 45 | */ |
|
| 46 | Exchange getExchange(); |
|
| 47 | ||
| 48 | /** |
|
| 49 | * Accesses a specific header |
|
| 50 | * |
|
| 51 | * @param name |
|
| 52 | * @return object header associated with the name |
|
| 53 | */ |
|
| 54 | Object getHeader(String name); |
|
| 55 | ||
| 56 | /** |
|
| 57 | * Returns a header associated with this message by name and specifying the type required |
|
| 58 | * |
|
| 59 | * @param name the name of the header |
|
| 60 | * @param type the type of the header |
|
| 61 | * @return the value of the given header or null if there is no property for the given name or it cannot be |
|
| 62 | * converted to the given type |
|
| 63 | */ |
|
| 64 | <T> T getHeader(String name, Class<T> type); |
|
| 65 | ||
| 66 | /** |
|
| 67 | * Sets a header on the message |
|
| 68 | * |
|
| 69 | * @param name of the header |
|
| 70 | * @param value to associate with the name |
|
| 71 | */ |
|
| 72 | void setHeader(String name, Object value); |
|
| 73 | ||
| 74 | /** |
|
| 75 | * Returns all of the headers associated with the message |
|
| 76 | * |
|
| 77 | * @return all the headers in a Map |
|
| 78 | */ |
|
| 79 | Map<String, Object> getHeaders(); |
|
| 80 | ||
| 81 | /** |
|
| 82 | * Set all the headers associated with this message |
|
| 83 | * @param headers |
|
| 84 | */ |
|
| 85 | void setHeaders(Map<String,Object> headers); |
|
| 86 | ||
| 87 | /** |
|
| 88 | * Returns the body of the message as a POJO |
|
| 89 | * |
|
| 90 | * @return the body of the message |
|
| 91 | */ |
|
| 92 | public Object getBody(); |
|
| 93 | ||
| 94 | /** |
|
| 95 | * Returns the body as the specified type |
|
| 96 | * |
|
| 97 | * @param type the type that the body |
|
| 98 | * @return the body of the message as the specified type |
|
| 99 | */ |
|
| 100 | public <T> T getBody(Class<T> type); |
|
| 101 | ||
| 102 | /** |
|
| 103 | * Sets the body of the message |
|
| 104 | */ |
|
| 105 | public void setBody(Object body); |
|
| 106 | ||
| 107 | /** |
|
| 108 | * Sets the body of the message as a specific type |
|
| 109 | */ |
|
| 110 | public <T> void setBody(Object body, Class<T> type); |
|
| 111 | ||
| 112 | /** |
|
| 113 | * Creates a copy of this message so that it can be used and possibly modified further in another exchange |
|
| 114 | * |
|
| 115 | * @return a new message instance copied from this message |
|
| 116 | */ |
|
| 117 | Message copy(); |
|
| 118 | ||
| 119 | } |