public void testRemovingListeners() throws Exception {
TestSubscriptionEventBean subscriptionBean =
(TestSubscriptionEventBean) context.getBean("testSubscribingEventBean1");
assertNotNull(subscriptionBean);
MuleEventMulticaster multicaster =
(MuleEventMulticaster)
context.getBean(AbstractApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME);
assertNotNull(multicaster);
Latch whenFinished = new Latch();
subscriptionBean.setEventCallback(new CountingEventCallback(eventCounter1, 1, whenFinished));
multicaster.removeApplicationListener(subscriptionBean);
MuleClient client = new MuleClient();
client.send("vm://event.multicaster", "Test Spring Event", null);
assertEquals(0, eventCounter1.get());
multicaster.addApplicationListener(subscriptionBean);
client.send("vm://event.multicaster", "Test Spring Event", null);
assertTrue(whenFinished.await(3000, TimeUnit.MILLISECONDS));
assertEquals(1, eventCounter1.get());
eventCounter1.set(0);
multicaster.removeAllListeners();
client.send("vm://event.multicaster", "Test Spring Event", null);
assertEquals(0, eventCounter1.get());
multicaster.addApplicationListener(subscriptionBean);
context.refresh();
subscriptionBean.setEventCallback(null);
}
public void testPublishWithEventAwareTransformer() throws Exception {
CountDownLatch transformerLatch = new CountDownLatch(1);
TestEventAwareTransformer trans = new TestEventAwareTransformer();
trans.setLatch(transformerLatch);
managementContext.getRegistry().registerTransformer(trans);
MuleApplicationEvent event =
new MuleApplicationEvent(
"Event from a spring bean", "vm://testBean2?transformers=dummyTransformer");
TestSubscriptionEventBean bean2 =
(TestSubscriptionEventBean) context.getBean("testSubscribingEventBean2");
assertNotNull(bean2);
Latch whenFinished = new Latch();
bean2.setEventCallback(new CountingEventCallback(eventCounter1, 1, whenFinished));
// publish asynchronously
this.doPublish(event, 1);
whenFinished.await(3000, TimeUnit.MILLISECONDS);
assertTrue(transformerLatch.await(3000, TimeUnit.MILLISECONDS));
assertEquals(1, eventCounter1.get());
}
public void testReceivingASubscriptionEvent() throws Exception {
TestSubscriptionEventBean subscriptionBean =
(TestSubscriptionEventBean) context.getBean("testSubscribingEventBean1");
assertNotNull(subscriptionBean);
Latch whenFinished = new Latch();
subscriptionBean.setEventCallback(new CountingEventCallback(eventCounter1, 1, whenFinished));
MuleClient client = new MuleClient();
client.send("vm://event.multicaster", "Test Spring Event", null);
whenFinished.await(3000, TimeUnit.MILLISECONDS);
assertEquals(1, eventCounter1.get());
}
public void testPublishOnly() throws Exception {
final MuleApplicationEvent event =
new MuleApplicationEvent("Event from a spring bean", "vm://testBean2");
TestSubscriptionEventBean bean2 =
(TestSubscriptionEventBean) context.getBean("testSubscribingEventBean2");
assertNotNull(bean2);
Latch whenFinished = new Latch();
bean2.setEventCallback(
new CountingEventCallback(eventCounter1, NUMBER_OF_MESSAGES, whenFinished));
// publish asynchronously
this.doPublish(event, NUMBER_OF_MESSAGES);
whenFinished.await(3000, TimeUnit.MILLISECONDS);
assertEquals(NUMBER_OF_MESSAGES, eventCounter1.get());
}
public void testReceiveAndPublishEvent() throws Exception {
TestSubscriptionEventBean bean1 =
(TestSubscriptionEventBean) context.getBean("testSubscribingEventBean1");
assertNotNull(bean1);
final Latch whenFinished1 = new Latch();
EventCallback callback =
new EventCallback() {
public void eventReceived(UMOEventContext context, Object o) throws Exception {
MuleApplicationEvent returnEvent =
new MuleApplicationEvent("Event from a spring bean", "vm://testBean2");
MuleApplicationEvent e = (MuleApplicationEvent) o;
e.getApplicationContext().publishEvent(returnEvent);
if (eventCounter1.incrementAndGet() == NUMBER_OF_MESSAGES) {
whenFinished1.countDown();
}
}
};
bean1.setEventCallback(callback);
TestSubscriptionEventBean bean2 =
(TestSubscriptionEventBean) context.getBean("testSubscribingEventBean2");
assertNotNull(bean2);
Latch whenFinished2 = new Latch();
bean2.setEventCallback(
new CountingEventCallback(eventCounter2, NUMBER_OF_MESSAGES, whenFinished2));
// send asynchronously
this.doSend("vm://event.multicaster", "Test Spring Event", NUMBER_OF_MESSAGES);
whenFinished1.await(3000, TimeUnit.MILLISECONDS);
whenFinished2.await(3000, TimeUnit.MILLISECONDS);
assertEquals(NUMBER_OF_MESSAGES, eventCounter1.get());
assertEquals(NUMBER_OF_MESSAGES, eventCounter2.get());
}
