org.springframework.cloud.stream.provisioning.ProvisioningProvider Java Examples

The following examples show how to use org.springframework.cloud.stream.provisioning.ProvisioningProvider. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: AbstractMessageChannelBinderTests.java    From spring-cloud-stream with Apache License 2.0 4 votes vote down vote up
@Test
@SuppressWarnings("unchecked")
public void testEndpointLifecycle() throws Exception {
	// @checkstyle:off
	AbstractMessageChannelBinder<ConsumerProperties, ProducerProperties, ProvisioningProvider<ConsumerProperties, ProducerProperties>> binder = this.context
			.getBean(AbstractMessageChannelBinder.class);
	// @checkstyle:on

	ConsumerProperties consumerProperties = new ConsumerProperties();
	consumerProperties.setMaxAttempts(1); // to force error infrastructure creation

	Binding<MessageChannel> consumerBinding = binder.bindConsumer("foo", "fooGroup",
			new DirectChannel(), consumerProperties);
	DirectFieldAccessor consumerBindingAccessor = new DirectFieldAccessor(
			consumerBinding);
	MessageProducer messageProducer = (MessageProducer) consumerBindingAccessor
			.getPropertyValue("lifecycle");
	assertThat(((Lifecycle) messageProducer).isRunning()).isTrue();
	assertThat(messageProducer.getOutputChannel()).isNotNull();

	SubscribableChannel errorChannel = (SubscribableChannel) consumerBindingAccessor
			.getPropertyValue("lifecycle.errorChannel");
	assertThat(errorChannel).isNotNull();
	Set<MessageHandler> handlers = TestUtils.getPropertyValue(errorChannel,
			"dispatcher.handlers", Set.class);
	assertThat(handlers.size()).isEqualTo(2);
	Iterator<MessageHandler> iterator = handlers.iterator();
	assertThat(iterator.next()).isInstanceOf(BridgeHandler.class);
	assertThat(iterator.next()).isInstanceOf(LastSubscriberMessageHandler.class);
	assertThat(this.context.containsBean("foo.fooGroup.errors")).isTrue();
	assertThat(this.context.containsBean("foo.fooGroup.errors.recoverer")).isTrue();
	assertThat(this.context.containsBean("foo.fooGroup.errors.handler")).isTrue();
	assertThat(this.context.containsBean("foo.fooGroup.errors.bridge")).isTrue();
	consumerBinding.unbind();
	assertThat(this.context.containsBean("foo.fooGroup.errors")).isFalse();
	assertThat(this.context.containsBean("foo.fooGroup.errors.recoverer")).isFalse();
	assertThat(this.context.containsBean("foo.fooGroup.errors.handler")).isFalse();
	assertThat(this.context.containsBean("foo.fooGroup.errors.bridge")).isFalse();

	assertThat(((Lifecycle) messageProducer).isRunning()).isFalse();

	ProducerProperties producerProps = new ProducerProperties();
	producerProps.setErrorChannelEnabled(true);
	Binding<MessageChannel> producerBinding = binder.bindProducer("bar",
			new DirectChannel(), producerProps);
	assertThat(this.context.containsBean("bar.errors")).isTrue();
	assertThat(this.context.containsBean("bar.errors.bridge")).isTrue();
	producerBinding.unbind();
	assertThat(this.context.containsBean("bar.errors")).isFalse();
	assertThat(this.context.containsBean("bar.errors.bridge")).isFalse();
}