private ProducerThreadTester createProducerTester(
String brokerName, javax.jms.Destination destination) throws Exception {
BrokerItem brokerItem = brokers.get(brokerName);
Connection conn = brokerItem.createConnection();
conn.start();
Session sess = conn.createSession(false, Session.AUTO_ACKNOWLEDGE);
ProducerThreadTester rc = new ProducerThreadTester(sess, destination);
rc.setPersistent(persistentDelivery);
return rc;
}
public void testMessageLeaks() throws Exception {
clearSelectorCacheFiles();
startAllBrokers();
final BrokerService brokerA = brokers.get("BrokerA").broker;
// Create the remote virtual topic consumer with selector
ActiveMQDestination consumerQueue =
createDestination("Consumer.B.VirtualTopic.tempTopic", false);
// create it so that the queue is there and messages don't get lost
MessageConsumer consumer1 = createConsumer("BrokerA", consumerQueue, "SYMBOL = 'AAPL'");
MessageConsumer consumer2 = createConsumer("BrokerA", consumerQueue, "SYMBOL = 'AAPL'");
ActiveMQTopic virtualTopic = new ActiveMQTopic("VirtualTopic.tempTopic");
ProducerThreadTester producerTester = createProducerTester("BrokerA", virtualTopic);
producerTester.setRunIndefinitely(true);
producerTester.setSleep(5);
producerTester.addMessageProperty("AAPL");
producerTester.addMessageProperty("VIX");
producerTester.start();
int currentCount = producerTester.getSentCount();
LOG.info(
">>>> currently sent: total="
+ currentCount
+ ", AAPL="
+ producerTester.getCountForProperty("AAPL")
+ ", VIX="
+ producerTester.getCountForProperty("VIX"));
// let some messages get sent
Thread.sleep(2000);
MessageIdList consumer1Messages = getConsumerMessages("BrokerA", consumer1);
consumer1Messages.waitForMessagesToArrive(50, 1000);
// switch one of the consumers to SYMBOL = 'VIX'
consumer1.close();
consumer1 = createConsumer("BrokerA", consumerQueue, "SYMBOL = 'VIX'");
// wait till new consumer is on board
Wait.waitFor(
new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
return brokerA
.getDestination(new ActiveMQQueue("Consumer.B.VirtualTopic.tempTopic"))
.getConsumers()
.size()
== 2;
}
});
currentCount = producerTester.getSentCount();
LOG.info(
">>>> currently sent: total="
+ currentCount
+ ", AAPL="
+ producerTester.getCountForProperty("AAPL")
+ ", VIX="
+ producerTester.getCountForProperty("VIX"));
// let some messages get sent
Thread.sleep(2000);
// switch the other consumer to SYMBOL = 'VIX'
consumer2.close();
consumer2 = createConsumer("BrokerA", consumerQueue, "SYMBOL = 'VIX'");
// wait till new consumer is on board
Wait.waitFor(
new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
return brokerA
.getDestination(new ActiveMQQueue("Consumer.B.VirtualTopic.tempTopic"))
.getConsumers()
.size()
== 2;
}
});
currentCount = producerTester.getSentCount();
LOG.info(
">>>> currently sent: total="
+ currentCount
+ ", AAPL="
+ producerTester.getCountForProperty("AAPL")
+ ", VIX="
+ producerTester.getCountForProperty("VIX"));
// let some messages get sent
Thread.sleep(2000);
currentCount = producerTester.getSentCount();
LOG.info(
">>>> currently sent: total="
+ currentCount
+ ", AAPL="
+ producerTester.getCountForProperty("AAPL")
+ ", VIX="
+ producerTester.getCountForProperty("VIX"));
// make sure if there are messages that are orphaned in the queue that this number doesn't
// grow...
final long currentDepth =
brokerA
.getDestination(new ActiveMQQueue("Consumer.B.VirtualTopic.tempTopic"))
.getDestinationStatistics()
.getMessages()
.getCount();
LOG.info(">>>>> Orphaned messages? " + currentDepth);
// wait 5s to see if we can get a growth in the depth of the queue
Wait.waitFor(
new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
return brokerA
.getDestination(new ActiveMQQueue("Consumer.B.VirtualTopic.tempTopic"))
.getDestinationStatistics()
.getMessages()
.getCount()
> currentDepth;
}
},
5000);
// stop producers
producerTester.setRunning(false);
producerTester.join();
// pause to let consumers catch up
Thread.sleep(1000);
assertTrue(
brokerA
.getDestination(new ActiveMQQueue("Consumer.B.VirtualTopic.tempTopic"))
.getDestinationStatistics()
.getMessages()
.getCount()
<= currentDepth);
}