Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
AbstractReceiverResourceWorker |
|
| 0.0;0 |
1 | /* | |
2 | * Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com | |
3 | * The software in this package is published under the terms of the CPAL v1.0 | |
4 | * license, a copy of which has been included with this distribution in the | |
5 | * LICENSE.txt file. | |
6 | */ | |
7 | package org.mule.transport; | |
8 | ||
9 | import java.io.OutputStream; | |
10 | import java.util.ArrayList; | |
11 | ||
12 | /** | |
13 | * This is a Message receiver worker used by transports that do not have a way for the underlying transport | |
14 | * to call back to the receiver when a message is available such as Jms. This worker provides a | |
15 | * callback {@link #getNextMessage(Object)} where the receiver can read the next message from the underlying | |
16 | * transport. | |
17 | */ | |
18 | public abstract class AbstractReceiverResourceWorker extends AbstractReceiverWorker | |
19 | { | |
20 | protected Object resource; | |
21 | ||
22 | public AbstractReceiverResourceWorker(Object resource, AbstractMessageReceiver receiver) | |
23 | { | |
24 | 0 | this(resource, receiver, null); |
25 | 0 | } |
26 | ||
27 | public AbstractReceiverResourceWorker(Object resource, AbstractMessageReceiver receiver, OutputStream out) | |
28 | { | |
29 | 0 | super(new ArrayList<Object>(), receiver, out); |
30 | 0 | this.resource = resource; |
31 | 0 | } |
32 | ||
33 | @Override | |
34 | public void doRun() | |
35 | { | |
36 | try | |
37 | { | |
38 | Object message; | |
39 | do | |
40 | { | |
41 | 0 | message = getNextMessage(resource); |
42 | 0 | messages.add(message); |
43 | 0 | super.doRun(); |
44 | } | |
45 | 0 | while (message != null && hasMoreMessages(message)); |
46 | } | |
47 | 0 | catch (Exception e) |
48 | { | |
49 | 0 | receiver.getConnector().getMuleContext().getExceptionListener().handleException(e); |
50 | 0 | } |
51 | 0 | } |
52 | ||
53 | protected boolean hasMoreMessages(Object message) | |
54 | { | |
55 | 0 | return true; |
56 | } | |
57 | ||
58 | /** | |
59 | * The method used to read the next message from the underlying transport. | |
60 | * @param resource the resource to read from, this may be a socket, a directory or some higher level | |
61 | * representation. | |
62 | * @return the message read from the resource. This can be raw data such as a byte[]. | |
63 | * @throws Exception | |
64 | */ | |
65 | protected abstract Object getNextMessage(Object resource) throws Exception; | |
66 | } |