MessageConverter


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.support.converter;
18  
19  import javax.jms.JMSException  ;
20  import javax.jms.Message  ;
21  import javax.jms.Session  ;
22  
23  /**
24   * Strategy interface that specifies a MessageConverter
25   * between Java objects and JMS messages.
26   *
27   * @author Mark Pollack
28   * @author Juergen Hoeller
29   * @since 1.1
30   */
31  public interface MessageConverter {
32  
33      /**
34       * Convert a Java object to a JMS Message using the supplied session
35       * to create the message object.
36       * @param object the object to convert
37       * @param session the Session to use for creating a JMS Message
38       * @return the JMS Message
39       * @throws javax.jms.JMSException if thrown by JMS API methods
40       * @throws org.springframework.jms.support.converter.MessageConversionException in case of conversion failure
41       */
42      Message   toMessage(Object   object, Session   session) throws JMSException  , MessageConversionException;
43  
44      /**
45       * Convert from a JMS Message to a Java object.
46       * @param message the message to convert
47       * @return the converted Java object
48       * @throws org.springframework.jms.support.converter.MessageConversionException in case of conversion failure
49       */
50      Object   fromMessage(Message   message) throws JMSException  , MessageConversionException;
51  
52  }
53
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