Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ValidateMessageType |
|
| 6.0;6 |
1 | /* | |
2 | * $Id: ValidateMessageType.java 7976 2007-08-21 14:26:13Z dirk.olmes $ | |
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.providers.bpm.jbpm.actions; | |
12 | ||
13 | import org.mule.util.ClassUtils; | |
14 | ||
15 | import org.jbpm.JbpmException; | |
16 | import org.jbpm.graph.exe.ExecutionContext; | |
17 | ||
18 | /** | |
19 | * Throws an exception if the incoming message's class is not as expected. | |
20 | * | |
21 | * <action class="org.mule.providers.bpm.jbpm.actions.ValidateMessageType"> | |
22 | * <expectedType>com.mycompany.MyClass</expectedType> | |
23 | * </action> | |
24 | * | |
25 | * @param expectedType the expected class type | |
26 | * @param strict if true, the class must match exactly, otherwise it can be a subclass | |
27 | * @throws JbpmException | |
28 | */ | |
29 | 0 | public class ValidateMessageType extends IntegrationActionHandler |
30 | { | |
31 | ||
32 | private static final long serialVersionUID = 1L; | |
33 | ||
34 | protected String expectedType; | |
35 | 0 | protected boolean strict = false; |
36 | ||
37 | public void execute(ExecutionContext executionContext) throws Exception | |
38 | { | |
39 | 0 | super.execute(executionContext); |
40 | 0 | Object message = getIncomingMessage(); |
41 | 0 | if (message == null) |
42 | { | |
43 | 0 | throw new JbpmException("Incoming message is null."); |
44 | } | |
45 | ||
46 | 0 | Class expectedClass = ClassUtils.loadClass(expectedType, this.getClass()); |
47 | boolean match; | |
48 | 0 | if (strict) |
49 | { | |
50 | 0 | match = message.getClass().equals(expectedClass); |
51 | } | |
52 | else | |
53 | { | |
54 | 0 | match = expectedClass.isAssignableFrom(message.getClass()); |
55 | } | |
56 | 0 | if (match == false) |
57 | { | |
58 | 0 | throw new JbpmException("Incoming message type is " + message.getClass() + ", expected type is " |
59 | + expectedType); | |
60 | } | |
61 | 0 | } |
62 | } |