1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.qpid.client;
import java.util.concurrent.Callable;
import java.util.concurrent.Executor;
import java.util.concurrent.ExecutorCompletionService;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.FutureTask;
import java.util.concurrent.ThreadPoolExecutor;
import javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.qpid.framing.AMQShortString;
import org.apache.qpid.test.utils.QpidBrokerTestCase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class AMQQueueDeferredOrderingTest extends QpidBrokerTestCase
{
private static final int NUM_MESSAGES = 1000;
private Connection _con;
private Session _session;
private AMQQueue _queue;
private MessageConsumer _consumer;
private static final Logger _logger = LoggerFactory.getLogger(AMQQueueDeferredOrderingTest.class);
private ExecutorService _exec = Executors.newCachedThreadPool();
private class ASyncProducer implements Callable<Void>
{
private MessageProducer producer;
private final Logger logger = LoggerFactory.getLogger(ASyncProducer.class);
private Session session;
private int start;
private int end;
public ASyncProducer(AMQQueue q, int start, int end) throws Exception
{
this.logger.info("Create Producer for " + q.getQueueName());
this.session = _con.createSession(false, Session.AUTO_ACKNOWLEDGE);
this.producer = this.session.createProducer(q);
this.start = start;
this.end = end;
}
public Void call() throws Exception
{
try
{
this.logger.info("Starting to send messages");
for (int i = start; i < end && !Thread.currentThread().isInterrupted(); i++)
{
producer.send(session.createTextMessage(Integer.toString(i)));
}
this.logger.info("Sent " + (end - start) + " messages");
return null;
}
catch (JMSException e)
{
throw new RuntimeException(e);
}
}
}
protected void setUp() throws Exception
{
super.setUp();
_logger.info("Create Connection");
_con = getConnection();
_logger.info("Create Session");
_session = _con.createSession(false, Session.AUTO_ACKNOWLEDGE);
_logger.info("Create Q");
_queue = new AMQQueue(new AMQShortString("amq.direct"), new AMQShortString("Q"), new AMQShortString("Q"), false, true);
_logger.info("Create Consumer of Q");
_consumer = _session.createConsumer(_queue);
_logger.info("Start Connection");
_con.start();
}
public void testPausedOrder() throws Exception
{
ASyncProducer producer;
// Setup initial messages
_logger.info("Creating first producer thread");
producer = new ASyncProducer(_queue, 0, NUM_MESSAGES / 2);
Future<Void> initial = _exec.submit(producer);
// Wait for them to be done
initial.get();
// Setup second set of messages to produce while we consume
_logger.info("Creating second producer thread");
producer = new ASyncProducer(_queue, NUM_MESSAGES / 2, NUM_MESSAGES);
_exec.submit(producer);
// Start consuming and checking they're in order
_logger.info("Consuming messages");
for (int i = 0; i < NUM_MESSAGES; i++)
{
Message msg = _consumer.receive(3000);
assertNotNull("Message should not be null", msg);
assertTrue("Message should be a text message", msg instanceof TextMessage);
_logger.error("== " + Integer.toString(i) + " == " + ((TextMessage) msg).getText());
assertEquals("Message content does not match", Integer.toString(i), ((TextMessage) msg).getText());
}
}
protected void tearDown() throws Exception
{
_logger.info("Interuptting producer thread");
_exec.shutdownNow();
_logger.info("Closing connection");
_con.close();
super.tearDown();
}
}
|
