01: /*
02: * Copyright 2002-2005 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: }
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