@Test
public void testConnectionFactoryBackOff() {
load(TestConfiguration2.class);
RabbitTemplate rabbitTemplate = this.context.getBean(RabbitTemplate.class);
CachingConnectionFactory connectionFactory =
this.context.getBean(CachingConnectionFactory.class);
assertThat(connectionFactory).isEqualTo(rabbitTemplate.getConnectionFactory());
assertThat(connectionFactory.getHost()).isEqualTo("otherserver");
assertThat(connectionFactory.getPort()).isEqualTo(8001);
}
@After
public void clear() throws Exception {
// Wait for broker communication to finish before trying to stop container
Thread.sleep(300L);
logger.debug("Shutting down at end of test");
if (container != null) {
container.shutdown();
}
((DisposableBean) template.getConnectionFactory()).destroy();
}
private SimpleMessageListenerContainer createContainer(Object listener) {
SimpleMessageListenerContainer container =
new SimpleMessageListenerContainer(template.getConnectionFactory());
container.setMessageListener(new MessageListenerAdapter(listener));
container.setQueueNames(queue.getName());
container.setTxSize(txSize);
container.setPrefetchCount(txSize);
container.setConcurrentConsumers(concurrentConsumers);
container.setChannelTransacted(transactional);
container.setAcknowledgeMode(AcknowledgeMode.AUTO);
container.afterPropertiesSet();
container.start();
return container;
}
@RequestMapping("/haveRabbitConnection")
public @ResponseBody String haveRabbitMqConnection() {
Boolean haveRabbit = false;
if (rabbitTemplate != null) {
try {
ConnectionFactory connectionFactory = rabbitTemplate.getConnectionFactory();
connectionFactory.createConnection();
haveRabbit = true;
} catch (AmqpException ae) {
haveRabbit = false;
}
}
return "{ \"haveRabbitMqConnection\" : \"" + haveRabbit + "\"}";
}
/**
* 生成消息
*
* @param content 消息内容
* @param queueName 队列名称
* @return
* @author Ethan
* @create-time 2015年5月6日 下午4:20:50
*/
private Message generateMessage(String content, String queueName) {
String appId =
rabbitTemplate.getConnectionFactory().getVirtualHost()
+ "/"
+ queueName; // 将虚拟主机和队列名称设置为appId
// 发送消息
MessageProperties props =
MessagePropertiesBuilder.newInstance()
.setContentType(MessageProperties.CONTENT_TYPE_TEXT_PLAIN)
.setContentEncoding("UTF-8")
.setTimestamp(new Date())
.setHeader("", "")
.setAppId(appId) // 设置发送中心系统识别
.build();
Message message = MessageBuilder.withBody(content.getBytes()).andProperties(props).build();
return message;
}
@Test
public void testArgumentsQueue() throws Exception {
Queue queue = beanFactory.getBean("arguments", Queue.class);
assertNotNull(queue);
RabbitTemplate template =
new RabbitTemplate(new CachingConnectionFactory(BrokerTestUtils.getPort()));
RabbitAdmin rabbitAdmin = new RabbitAdmin(template.getConnectionFactory());
rabbitAdmin.deleteQueue(queue.getName());
rabbitAdmin.declareQueue(queue);
assertEquals(100L, queue.getArguments().get("x-message-ttl"));
template.convertAndSend(queue.getName(), "message");
Thread.sleep(200);
String result = (String) template.receiveAndConvert(queue.getName());
assertEquals(null, result);
}
@Test
public void testDefaultRabbitConfiguration() {
load(TestConfiguration.class);
RabbitTemplate rabbitTemplate = this.context.getBean(RabbitTemplate.class);
RabbitMessagingTemplate messagingTemplate = this.context.getBean(RabbitMessagingTemplate.class);
CachingConnectionFactory connectionFactory =
this.context.getBean(CachingConnectionFactory.class);
DirectFieldAccessor dfa = new DirectFieldAccessor(connectionFactory);
RabbitAdmin amqpAdmin = this.context.getBean(RabbitAdmin.class);
assertThat(rabbitTemplate.getConnectionFactory()).isEqualTo(connectionFactory);
assertThat(getMandatory(rabbitTemplate)).isFalse();
assertThat(messagingTemplate.getRabbitTemplate()).isEqualTo(rabbitTemplate);
assertThat(amqpAdmin).isNotNull();
assertThat(connectionFactory.getHost()).isEqualTo("localhost");
assertThat(dfa.getPropertyValue("publisherConfirms")).isEqualTo(false);
assertThat(dfa.getPropertyValue("publisherReturns")).isEqualTo(false);
assertThat(this.context.containsBean("rabbitListenerContainerFactory"))
.as("Listener container factory should be created by default")
.isTrue();
}
private SimpleMessageListenerContainer createContainer(Object listener) {
SimpleMessageListenerContainer container =
new SimpleMessageListenerContainer(template.getConnectionFactory());
container.setMessageListener(listener);
container.setQueueNames(queue.getName());
container.setTxSize(txSize);
container.setPrefetchCount(txSize);
container.setConcurrentConsumers(concurrentConsumers);
container.setChannelTransacted(transactional);
container.setAcknowledgeMode(acknowledgeMode);
// requires RabbitMQ 3.2.x
// container.setConsumerArguments(Collections. <String, Object> singletonMap("x-priority",
// Integer.valueOf(10)));
if (externalTransaction) {
container.setTransactionManager(new TestTransactionManager());
}
container.afterPropertiesSet();
container.start();
return container;
}
@Test
public void testListenerSunnyDay() throws Exception {
CountDownLatch latch = new CountDownLatch(messageCount);
for (int i = 0; i < messageCount; i++) {
template.convertAndSend(queue.getName(), i + "foo");
}
SimpleMessageListenerContainer container =
new SimpleMessageListenerContainer(template.getConnectionFactory());
container.setMessageListener(new MessageListenerAdapter(new PojoListener(latch)));
container.setChannelTransacted(transactional);
container.setConcurrentConsumers(concurrentConsumers);
container.setQueueName(queue.getName());
container.afterPropertiesSet();
container.start();
try {
boolean waited = latch.await(50, TimeUnit.MILLISECONDS);
assertFalse("Expected time out waiting for message", waited);
container.stop();
Thread.sleep(500L);
container.start();
if (transactional) {
waited = latch.await(5, TimeUnit.SECONDS);
assertTrue("Timed out waiting for message", waited);
} else {
waited = latch.await(500, TimeUnit.MILLISECONDS);
// If non-transactional we half expect to lose messages
assertFalse("Expected time out waiting for message", waited);
}
} finally {
// Wait for broker communication to finish before trying to stop
// container
Thread.sleep(300L);
container.shutdown();
}
assertNull(template.receiveAndConvert(queue.getName()));
}
private void doTestRetry(
int messageCount, int txSize, int failFrequency, int concurrentConsumers, boolean stateful)
throws Exception {
int failedMessageCount =
messageCount / failFrequency + (messageCount % failFrequency == 0 ? 0 : 1);
RabbitTemplate template = createTemplate(concurrentConsumers);
for (int i = 0; i < messageCount; i++) {
template.convertAndSend(queue.getName(), i);
}
final SimpleMessageListenerContainer container =
new SimpleMessageListenerContainer(template.getConnectionFactory());
PojoListener listener = new PojoListener(failFrequency);
container.setMessageListener(new MessageListenerAdapter(listener));
container.setAcknowledgeMode(AcknowledgeMode.AUTO);
container.setChannelTransacted(true);
container.setTxSize(txSize);
container.setConcurrentConsumers(concurrentConsumers);
final CountDownLatch latch = new CountDownLatch(failedMessageCount);
container.setAdviceChain(new Advice[] {createRetryInterceptor(latch, stateful)});
container.setQueueNames(queue.getName());
container.afterPropertiesSet();
container.start();
try {
int timeout = Math.min(1 + 2 * messageCount / concurrentConsumers, 30);
final int count = messageCount;
logger.debug("Waiting for messages with timeout = " + timeout + " (s)");
Executors.newSingleThreadExecutor()
.execute(
() -> {
while (container.getActiveConsumerCount() > 0) {
try {
Thread.sleep(100L);
} catch (InterruptedException e) {
latch.countDown();
Thread.currentThread().interrupt();
return;
}
}
for (int i = 0; i < count; i++) {
latch.countDown();
}
});
boolean waited = latch.await(timeout, TimeUnit.SECONDS);
logger.info("All messages recovered: " + waited);
assertEquals(concurrentConsumers, container.getActiveConsumerCount());
assertTrue("Timed out waiting for messages", waited);
// Retried each failure 3 times (default retry policy)...
assertEquals(3 * failedMessageCount, listener.getCount());
// All failed messages recovered
assertEquals(null, template.receiveAndConvert(queue.getName()));
} finally {
container.shutdown();
((DisposableBean) template.getConnectionFactory()).destroy();
assertEquals(0, container.getActiveConsumerCount());
}
}
