Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MapPayloadExpressionEvaluator |
|
| 2.3333333333333335;2.333 |
1 | /* | |
2 | * $Id: MapPayloadExpressionEvaluator.java 11834 2008-05-22 12:06:47Z 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 java.util.Map; | |
16 | ||
17 | /** | |
18 | * If the message payload is a map this extractor will look up the property value in | |
19 | * the map | |
20 | */ | |
21 | 1148 | public class MapPayloadExpressionEvaluator implements ExpressionEvaluator |
22 | { | |
23 | public static final String NAME = "map-payload"; | |
24 | ||
25 | public Object evaluate(String expression, Object message) | |
26 | { | |
27 | 0 | Object payload = message; |
28 | 0 | if (message instanceof MessageAdapter) |
29 | { | |
30 | 0 | payload = ((MessageAdapter) message).getPayload(); |
31 | } | |
32 | 0 | if (payload instanceof Map) |
33 | { | |
34 | 0 | return ((Map) payload).get(expression); |
35 | } | |
36 | 0 | return null; |
37 | } | |
38 | ||
39 | /** {@inheritDoc} */ | |
40 | public String getName() | |
41 | { | |
42 | 1150 | return NAME; |
43 | } | |
44 | ||
45 | /** {@inheritDoc} */ | |
46 | public void setName(String name) | |
47 | { | |
48 | 0 | throw new UnsupportedOperationException("setName"); |
49 | } | |
50 | ||
51 | } |