Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MessageAttachmentExpressionEvaluator |
|
| 2.0;2 |
1 | /* | |
2 | * $Id: MessageAttachmentExpressionEvaluator.java 11286 2008-03-09 11:33:50Z rossmason $ | |
3 | * -------------------------------------------------------------------------------------- | |
4 | * Copyright (c) MuleSource, Inc. All rights reserved. http://www.mulesource.com | |
5 | * | |
6 | * The software in this package is published under the terms of the CPAL v1.0 | |
7 | * license, a copy of which has been included with this distribution in the | |
8 | * LICENSE.txt file. | |
9 | */ | |
10 | ||
11 | package org.mule.util.expression; | |
12 | ||
13 | import org.mule.api.transport.MessageAdapter; | |
14 | ||
15 | import javax.activation.DataHandler; | |
16 | ||
17 | /** | |
18 | * Looks up an attachment with the given name. | |
19 | * | |
20 | * @see org.mule.util.expression.MessageAttachmentsListExpressionEvaluator | |
21 | * @see org.mule.util.expression.MessageAttachmentsExpressionEvaluator | |
22 | * @see org.mule.util.expression.ExpressionEvaluator | |
23 | * @see org.mule.util.expression.ExpressionEvaluatorManager | |
24 | */ | |
25 | 1148 | public class MessageAttachmentExpressionEvaluator implements ExpressionEvaluator |
26 | { | |
27 | public static final String NAME = "attachment"; | |
28 | ||
29 | public Object evaluate(String name, Object message) | |
30 | { | |
31 | 12 | if (message instanceof MessageAdapter) |
32 | { | |
33 | 8 | DataHandler dh = ((MessageAdapter) message).getAttachment(name); |
34 | 8 | return dh; |
35 | } | |
36 | 4 | return null; |
37 | } | |
38 | ||
39 | /** {@inheritDoc} */ | |
40 | public String getName() | |
41 | { | |
42 | 1146 | return NAME; |
43 | } | |
44 | ||
45 | /** {@inheritDoc} */ | |
46 | public void setName(String name) | |
47 | { | |
48 | 0 | throw new UnsupportedOperationException("setName"); |
49 | } | |
50 | } |