/**
* Large message version of {@link #setBody(int, ClientMessage)}.
*
* @param i
* @param message
*/
protected static void setLargeMessageBody(final int i, final ClientMessage message) {
try {
message.setBodyInputStream(ActiveMQTestBase.createFakeLargeStream(LARGE_MESSAGE_SIZE));
} catch (Exception e) {
throw new RuntimeException(e);
}
}
@Test
public void testLargeMessageFileLeak() throws Exception {
OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
// only run this on *nix systems which will have the
// com.sun.management.UnixOperatingSystemMXBean (needed to check open file count)
Assume.assumeTrue(os instanceof UnixOperatingSystemMXBean);
long fdBaseline = ((UnixOperatingSystemMXBean) os).getOpenFileDescriptorCount();
final int SIZE = 2 * 1024;
SimpleString dla = new SimpleString("DLA");
SimpleString qName = new SimpleString("q1");
SimpleString adName = new SimpleString("ad1");
AddressSettings addressSettings =
new AddressSettings().setMaxDeliveryAttempts(1).setDeadLetterAddress(dla);
server.getAddressSettingsRepository().addMatch(adName.toString(), addressSettings);
SimpleString dlq = new SimpleString("DLQ1");
clientSession.createQueue(dla, dlq, null, false);
clientSession.createQueue(adName, qName, null, false);
for (int i = 0; i < 10; i++) {
ClientProducer producer = clientSession.createProducer(adName);
ClientMessage clientFile = clientSession.createMessage(true);
clientFile.setBodyInputStream(ActiveMQTestBase.createFakeLargeStream(SIZE));
producer.send(clientFile);
clientSession.start();
ClientConsumer clientConsumer = clientSession.createConsumer(qName);
ClientMessage m = clientConsumer.receive(500);
m.acknowledge();
Assert.assertNotNull(m);
// force a cancel
clientSession.rollback();
m = clientConsumer.receiveImmediate();
Assert.assertNull(m);
clientConsumer.close();
}
assertEquals(
"File descriptors are leaking",
0,
((UnixOperatingSystemMXBean) os).getOpenFileDescriptorCount() - fdBaseline);
}
