MessagePostProcessor


1   /*
2    * Copyright 2002-2005 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springframework.jms.core;
18  
19  import javax.jms.JMSException  ;
20  import javax.jms.Message  ;
21  
22  /**
23   * To be used with JmsTemplate's send method that convert an object to a message.
24   * It allows for further modification of the message after it has been processed
25   * by the converter. This is useful for setting of JMS Header and Properties.
26   *
27   * <p>This often as an anonymous class within a method implementation.
28   *
29   * @author Mark Pollack
30   * @since 1.1
31   * @see JmsTemplate#convertAndSend(String, Object, MessagePostProcessor)
32   * @see JmsTemplate#convertAndSend(javax.jms.Destination, Object, MessagePostProcessor)
33   * @see org.springframework.jms.support.converter.MessageConverter
34   */
35  public interface MessagePostProcessor {
36  
37      /**
38       * Apply a MessagePostProcessor to the message. The returned message is
39       * typically a modified version of the original.
40       * @param message the JMS message from the MessageConverter
41       * @return the modified version of the Message
42       * @throws javax.jms.JMSException if thrown by JMS API methods
43       */
44      Message   postProcessMessage(Message   message) throws JMSException  ;
45  
46  }
47
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