@Test
public void listenersInApplicationContextWithNestedChild() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition nestedChild = new RootBeanDefinition(StaticApplicationContext.class);
nestedChild.getPropertyValues().add("parent", context);
nestedChild.setInitMethodName("refresh");
context.registerBeanDefinition("nestedChild", nestedChild);
RootBeanDefinition listener1Def = new RootBeanDefinition(MyOrderedListener1.class);
listener1Def.setDependsOn(new String[] {"nestedChild"});
context.registerBeanDefinition("listener1", listener1Def);
context.refresh();
MyOrderedListener1 listener1 = context.getBean("listener1", MyOrderedListener1.class);
MyEvent event1 = new MyEvent(context);
context.publishEvent(event1);
assertTrue(listener1.seenEvents.contains(event1));
SimpleApplicationEventMulticaster multicaster =
context.getBean(
AbstractApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME,
SimpleApplicationEventMulticaster.class);
assertFalse(multicaster.getApplicationListeners().isEmpty());
context.close();
assertTrue(multicaster.getApplicationListeners().isEmpty());
}
@Test
public void resolveChannelNameFromContext() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition routerBeanDefinition = new RootBeanDefinition(HeaderValueRouter.class);
routerBeanDefinition.getConstructorArgumentValues().addGenericArgumentValue("testHeaderName");
routerBeanDefinition.getPropertyValues().addPropertyValue("resolutionRequired", "true");
context.registerBeanDefinition("router", routerBeanDefinition);
context.registerBeanDefinition("testChannel", new RootBeanDefinition(QueueChannel.class));
context.registerBeanDefinition("newChannel", new RootBeanDefinition(QueueChannel.class));
context.refresh();
MessageHandler handler = (MessageHandler) context.getBean("router");
Message<?> message =
MessageBuilder.withPayload("test").setHeader("testHeaderName", "testChannel").build();
handler.handleMessage(message);
QueueChannel channel = (QueueChannel) context.getBean("testChannel");
Message<?> result = channel.receive(1000);
assertNotNull(result);
assertSame(message, result);
// validate dynamics
HeaderValueRouter router = (HeaderValueRouter) context.getBean("router");
router.setChannelMapping("testChannel", "newChannel");
router.handleMessage(message);
QueueChannel newChannel = (QueueChannel) context.getBean("newChannel");
result = newChannel.receive(10);
assertNotNull(result);
router.removeChannelMapping("testChannel");
router.handleMessage(message);
result = channel.receive(1000);
assertNotNull(result);
assertSame(message, result);
context.close();
}
@Test
public void dynamicChannelCache() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition routerBeanDefinition = new RootBeanDefinition(HeaderValueRouter.class);
routerBeanDefinition.getConstructorArgumentValues().addGenericArgumentValue("testHeaderName");
routerBeanDefinition.getPropertyValues().addPropertyValue("resolutionRequired", "true");
routerBeanDefinition.getPropertyValues().addPropertyValue("dynamicChannelLimit", "2");
context.registerBeanDefinition("router", routerBeanDefinition);
context.registerBeanDefinition("channel1", new RootBeanDefinition(QueueChannel.class));
context.registerBeanDefinition("channel2", new RootBeanDefinition(QueueChannel.class));
context.registerBeanDefinition("channel3", new RootBeanDefinition(QueueChannel.class));
context.refresh();
MessageHandler handler = (MessageHandler) context.getBean("router");
String channels = "channel1, channel2, channel1, channel3";
Message<?> message =
MessageBuilder.withPayload("test").setHeader("testHeaderName", channels).build();
handler.handleMessage(message);
QueueChannel channel1 = (QueueChannel) context.getBean("channel1");
QueueChannel channel2 = (QueueChannel) context.getBean("channel2");
QueueChannel channel3 = (QueueChannel) context.getBean("channel3");
assertThat(channel1.getQueueSize(), equalTo(2));
assertThat(channel2.getQueueSize(), equalTo(1));
assertThat(channel3.getQueueSize(), equalTo(1));
assertThat(
context.getBean(HeaderValueRouter.class).getDynamicChannelNames(),
contains("channel1", "channel3"));
context.close();
}
@Test
public void resolveMultipleChannelsWithCommaDelimitedString() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition routerBeanDefinition = new RootBeanDefinition(HeaderValueRouter.class);
routerBeanDefinition.getConstructorArgumentValues().addGenericArgumentValue("testHeaderName");
routerBeanDefinition.getPropertyValues().addPropertyValue("resolutionRequired", "true");
context.registerBeanDefinition("router", routerBeanDefinition);
context.registerBeanDefinition("channel1", new RootBeanDefinition(QueueChannel.class));
context.registerBeanDefinition("channel2", new RootBeanDefinition(QueueChannel.class));
context.refresh();
MessageHandler handler = (MessageHandler) context.getBean("router");
String channels = "channel1, channel2";
Message<?> message =
MessageBuilder.withPayload("test").setHeader("testHeaderName", channels).build();
handler.handleMessage(message);
QueueChannel channel1 = (QueueChannel) context.getBean("channel1");
QueueChannel channel2 = (QueueChannel) context.getBean("channel2");
Message<?> result1 = channel1.receive(1000);
Message<?> result2 = channel2.receive(1000);
assertNotNull(result1);
assertNotNull(result2);
assertSame(message, result1);
assertSame(message, result2);
context.close();
}
@Test
@SuppressWarnings({"unchecked", "rawtypes"})
public void resolveChannelNameFromMapAndCustomeResolver() {
final StaticApplicationContext context = new StaticApplicationContext();
ManagedMap channelMappings = new ManagedMap();
channelMappings.put("testKey", "testChannel");
RootBeanDefinition routerBeanDefinition = new RootBeanDefinition(HeaderValueRouter.class);
routerBeanDefinition.getConstructorArgumentValues().addGenericArgumentValue("testHeaderName");
routerBeanDefinition.getPropertyValues().addPropertyValue("resolutionRequired", "true");
routerBeanDefinition.getPropertyValues().addPropertyValue("channelMappings", channelMappings);
routerBeanDefinition.getPropertyValues().addPropertyValue("beanFactory", context);
routerBeanDefinition
.getPropertyValues()
.addPropertyValue(
"channelResolver",
(DestinationResolver<MessageChannel>)
channelName -> context.getBean("anotherChannel", MessageChannel.class));
context.registerBeanDefinition("router", routerBeanDefinition);
context.registerBeanDefinition("testChannel", new RootBeanDefinition(QueueChannel.class));
context.registerBeanDefinition("anotherChannel", new RootBeanDefinition(QueueChannel.class));
context.refresh();
MessageHandler handler = (MessageHandler) context.getBean("router");
Message<?> message =
MessageBuilder.withPayload("test").setHeader("testHeaderName", "testKey").build();
handler.handleMessage(message);
QueueChannel channel = (QueueChannel) context.getBean("anotherChannel");
Message<?> result = channel.receive(1000);
assertNotNull(result);
assertSame(message, result);
context.close();
}
@Test
public void innerBeanAsListener() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition listenerDef = new RootBeanDefinition(TestBean.class);
listenerDef.getPropertyValues().add("friends", new RootBeanDefinition(BeanThatListens.class));
context.registerBeanDefinition("listener", listenerDef);
context.refresh();
context.publishEvent(new MyEvent(this));
context.publishEvent(new MyEvent(this));
TestBean listener = context.getBean(TestBean.class);
assertEquals(3, ((BeanThatListens) listener.getFriends().iterator().next()).getEventCount());
context.close();
}
@Test
public void listenerAndBroadcasterWithCircularReference() {
StaticApplicationContext context = new StaticApplicationContext();
context.registerBeanDefinition("broadcaster", new RootBeanDefinition(BeanThatBroadcasts.class));
RootBeanDefinition listenerDef = new RootBeanDefinition(BeanThatListens.class);
listenerDef
.getConstructorArgumentValues()
.addGenericArgumentValue(new RuntimeBeanReference("broadcaster"));
context.registerBeanDefinition("listener", listenerDef);
context.refresh();
BeanThatBroadcasts broadcaster = context.getBean("broadcaster", BeanThatBroadcasts.class);
context.publishEvent(new MyEvent(context));
assertEquals("The event was not received by the listener", 2, broadcaster.receivedCount);
context.close();
}
@Test
public void channelAsHeaderValue() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition routerBeanDefinition = new RootBeanDefinition(HeaderValueRouter.class);
routerBeanDefinition.getConstructorArgumentValues().addGenericArgumentValue("testHeaderName");
routerBeanDefinition.getPropertyValues().addPropertyValue("resolutionRequired", "true");
context.registerBeanDefinition("router", routerBeanDefinition);
context.refresh();
MessageHandler handler = (MessageHandler) context.getBean("router");
QueueChannel testChannel = new QueueChannel();
Message<?> message =
MessageBuilder.withPayload("test").setHeader("testHeaderName", testChannel).build();
handler.handleMessage(message);
Message<?> result = testChannel.receive(1000);
assertNotNull(result);
assertSame(message, result);
context.close();
}
@Test
public void listenersInApplicationContext() {
StaticApplicationContext context = new StaticApplicationContext();
context.registerBeanDefinition("listener1", new RootBeanDefinition(MyOrderedListener1.class));
RootBeanDefinition listener2 = new RootBeanDefinition(MyOrderedListener2.class);
listener2
.getConstructorArgumentValues()
.addGenericArgumentValue(new RuntimeBeanReference("listener1"));
listener2.setLazyInit(true);
context.registerBeanDefinition("listener2", listener2);
context.refresh();
assertFalse(context.getDefaultListableBeanFactory().containsSingleton("listener2"));
MyOrderedListener1 listener1 = context.getBean("listener1", MyOrderedListener1.class);
MyOtherEvent event1 = new MyOtherEvent(context);
context.publishEvent(event1);
assertFalse(context.getDefaultListableBeanFactory().containsSingleton("listener2"));
MyEvent event2 = new MyEvent(context);
context.publishEvent(event2);
assertTrue(context.getDefaultListableBeanFactory().containsSingleton("listener2"));
MyEvent event3 = new MyEvent(context);
context.publishEvent(event3);
MyOtherEvent event4 = new MyOtherEvent(context);
context.publishEvent(event4);
assertTrue(listener1.seenEvents.contains(event1));
assertTrue(listener1.seenEvents.contains(event2));
assertTrue(listener1.seenEvents.contains(event3));
assertTrue(listener1.seenEvents.contains(event4));
listener1.seenEvents.clear();
context.publishEvent(event1);
context.publishEvent(event2);
context.publishEvent(event3);
context.publishEvent(event4);
assertTrue(listener1.seenEvents.contains(event1));
assertTrue(listener1.seenEvents.contains(event2));
assertTrue(listener1.seenEvents.contains(event3));
assertTrue(listener1.seenEvents.contains(event4));
context.close();
}
@Test
public void nonSingletonListenerInApplicationContext() {
StaticApplicationContext context = new StaticApplicationContext();
RootBeanDefinition listener = new RootBeanDefinition(MyNonSingletonListener.class);
listener.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
context.registerBeanDefinition("listener", listener);
context.refresh();
MyEvent event1 = new MyEvent(context);
context.publishEvent(event1);
MyOtherEvent event2 = new MyOtherEvent(context);
context.publishEvent(event2);
MyEvent event3 = new MyEvent(context);
context.publishEvent(event3);
MyOtherEvent event4 = new MyOtherEvent(context);
context.publishEvent(event4);
assertTrue(MyNonSingletonListener.seenEvents.contains(event1));
assertTrue(MyNonSingletonListener.seenEvents.contains(event2));
assertTrue(MyNonSingletonListener.seenEvents.contains(event3));
assertTrue(MyNonSingletonListener.seenEvents.contains(event4));
MyNonSingletonListener.seenEvents.clear();
context.close();
}
@Test
public void testContextClose() throws Exception {
MessageFactory messageFactory = MessageFactory.newInstance();
int port = FreePortScanner.getFreePort();
Server jettyServer = new Server(port);
Context jettyContext = new Context(jettyServer, "/");
jettyContext.addServlet(new ServletHolder(new EchoServlet()), "/");
jettyServer.start();
WebServiceConnection connection = null;
try {
StaticApplicationContext appContext = new StaticApplicationContext();
appContext.registerSingleton("messageSender", CommonsHttpMessageSender.class);
appContext.refresh();
CommonsHttpMessageSender messageSender =
appContext.getBean("messageSender", CommonsHttpMessageSender.class);
connection = messageSender.createConnection(new URI("http://localhost:" + port));
appContext.close();
connection.send(new SaajSoapMessage(messageFactory.createMessage()));
connection.receive(new SaajSoapMessageFactory(messageFactory));
} finally {
if (connection != null) {
try {
connection.close();
} catch (IOException ex) {
// ignore
}
}
if (jettyServer.isRunning()) {
jettyServer.stop();
}
}
}
