Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
SerializableToByteArray |
|
| 2.75;2.75 |
1 | /* | |
2 | * $Id: SerializableToByteArray.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.transformers.simple; | |
12 | ||
13 | import org.mule.transformers.AbstractEventAwareTransformer; | |
14 | import org.mule.umo.UMOEventContext; | |
15 | import org.mule.umo.UMOMessage; | |
16 | import org.mule.umo.transformer.TransformerException; | |
17 | ||
18 | import java.io.Serializable; | |
19 | ||
20 | import org.apache.commons.lang.SerializationUtils; | |
21 | ||
22 | /** | |
23 | * <code>SerializableToByteArray</code> converts a serializable object or a String | |
24 | * to a byte array. If <code>UMOMessage</code> is configured as a source type on this | |
25 | * transformer by calling <code>setAcceptUMOMessage(true)</code> then the UMOMessage | |
26 | * will be serialised. This is useful for transports such as TCP where the message | |
27 | * headers would normally be lost. | |
28 | */ | |
29 | public class SerializableToByteArray extends AbstractEventAwareTransformer | |
30 | { | |
31 | ||
32 | public SerializableToByteArray() | |
33 | 0 | { |
34 | 0 | this.registerSourceType(Serializable.class); |
35 | 0 | this.registerSourceType(byte[].class); |
36 | 0 | this.setReturnClass(byte[].class); |
37 | 0 | } |
38 | ||
39 | public boolean isAcceptUMOMessage() | |
40 | { | |
41 | 0 | return this.isSourceTypeSupported(UMOMessage.class, true); |
42 | } | |
43 | ||
44 | public void setAcceptUMOMessage(boolean value) | |
45 | { | |
46 | 0 | if (value) |
47 | { | |
48 | 0 | this.registerSourceType(UMOMessage.class); |
49 | } | |
50 | else | |
51 | { | |
52 | 0 | this.unregisterSourceType(UMOMessage.class); |
53 | } | |
54 | 0 | } |
55 | ||
56 | public Object transform(Object src, String encoding, UMOEventContext context) throws TransformerException | |
57 | { | |
58 | /* | |
59 | * If the UMOMessage source type has been registered then we can assume that | |
60 | * the whole message is to be serialised, not just the payload. This can be | |
61 | * useful for protocols such as tcp where the protocol does not support | |
62 | * headers and the whole message needs to be serialized. | |
63 | */ | |
64 | 0 | if (this.isAcceptUMOMessage()) |
65 | { | |
66 | 0 | src = context.getMessage(); |
67 | } | |
68 | 0 | else if (src instanceof byte[]) |
69 | { | |
70 | 0 | return src; |
71 | } | |
72 | ||
73 | try | |
74 | { | |
75 | 0 | return SerializationUtils.serialize((Serializable) src); |
76 | } | |
77 | 0 | catch (Exception e) |
78 | { | |
79 | 0 | throw new TransformerException(this, e); |
80 | } | |
81 | } | |
82 | ||
83 | } |