How to use org.springframework.integration.endpoint

@Before
public void setup() {
  if (!this.outGateway.isRunning()) {
    TestingUtilities.waitListening(this.crLfServer, 10000L);
    this.client.setPort(this.crLfServer.getPort());
    this.outGateway.start();
  }
}

@Override
public void start() {
  if (this.gatherEndpoint != null) {
    this.gatherEndpoint.start();
  }
}

@Override
protected boolean isReactive() {
  return getOutputChannel() instanceof ReactiveStreamsSubscribableChannel &&
      this.handler instanceof Subscriber;
}

fileInbound.start();

@Override
protected void onInit() {
  super.onInit();
  if (this.evaluationContext == null) {
    this.evaluationContext = ExpressionUtils.createStandardEvaluationContext(this.getBeanFactory());
  }
}

@Override
protected void onInit() {
  if (consumerProperties == null
      || !consumerProperties.getExtension().getEnabled()) {
    return;
  }
  super.onInit();
  if (this.retryTemplate != null) {
    Assert.state(getErrorChannel() == null,
        "Cannot have an 'errorChannel' property when a 'RetryTemplate' is "
            + "provided; use an 'ErrorMessageSendingRecoverer' in the 'recoveryCallback' property to "
            + "send an error message when retries are exhausted");
  }
  this.consumer = consumersManager.getOrCreateConsumer(group, destination,
      consumerProperties);
  Boolean isOrderly = consumerProperties.getExtension().getOrderly();
  this.listener = isOrderly ? new CloudStreamMessageListenerOrderly()
      : new CloudStreamMessageListenerConcurrently();
  if (retryTemplate != null) {
    this.retryTemplate.registerListener(this.listener);
  }
}

@Override
public void stop() {
  if (this.gatherEndpoint != null) {
    this.gatherEndpoint.stop();
  }
}

@Override
public void setErrorChannel(MessageChannel errorChannel) {
  super.setErrorChannel(errorChannel);
  this.errorChannel = errorChannel;
}

@Test
public void testJobLaunchingGatewayIsRunning() throws Exception {
  setUp("JobLaunchingGatewayParserTestsRunning-context.xml", getClass());
  assertTrue(this.consumer.isRunning());
  final MessagingTemplate messagingTemplate = TestUtils.getPropertyValue(this.consumer, "handler.messagingTemplate", MessagingTemplate.class);
  final Long sendTimeout = TestUtils.getPropertyValue(messagingTemplate, "sendTimeout", Long.class);
  assertEquals("Wrong sendTimeout", Long.valueOf(-1L),  sendTimeout);
}

Session<FTPFile> session = mock(Session.class);
when(sessionFactory.getSession()).thenReturn(session);
fileInbound.start();

@Before
public void setup() {
  if (!this.outGateway.isRunning()) {
    TestingUtilities.waitListening(this.crLfServer, 10000L);
    this.client.setPort(this.crLfServer.getPort());
    this.outGateway.start();
  }
}

@Override // guarded by super#lifecycleLock
protected void doStart() {
  if (this.replyMessageCorrelator != null) {
    this.replyMessageCorrelator.start();
  }
}

@Override // guarded by super#lifecycleLock
protected void doStop() {
  if (this.replyMessageCorrelator != null) {
    this.replyMessageCorrelator.stop();
  }
}

@Test
public void testGatewayParser() throws Exception {
  setUp("JobLaunchingGatewayParserTests-context.xml", getClass());
  final AbstractMessageChannel inputChannel = TestUtils.getPropertyValue(this.consumer, "inputChannel", AbstractMessageChannel.class);
  assertEquals("requestChannel", inputChannel.getComponentName());
  final JobLaunchingMessageHandler jobLaunchingMessageHandler = TestUtils.getPropertyValue(this.consumer, "handler.jobLaunchingMessageHandler", JobLaunchingMessageHandler.class);
  assertNotNull(jobLaunchingMessageHandler);
  final MessagingTemplate messagingTemplate = TestUtils.getPropertyValue(this.consumer, "handler.messagingTemplate", MessagingTemplate.class);
  final Long sendTimeout = TestUtils.getPropertyValue(messagingTemplate, "sendTimeout", Long.class);
  assertEquals("Wrong sendTimeout", Long.valueOf(123L),  sendTimeout);
  assertFalse(this.consumer.isRunning());
}

@Before
public void beforeTest() throws IOException {
  smtpServer.getMessages().clear();
  tearDown();
  this.fileInboundChannelAdapter.start();
}

@Before
public void setup() {
  if (!this.outGateway.isRunning()) {
    TestingUtilities.waitListening(this.crLfServer, 10000L);
    this.client.setPort(this.crLfServer.getPort());
    this.outGateway.start();
  }
}

@Override
public void start() {
  if (this.endpoint != null) {
    this.endpoint.start();
  }
}

this.jmsInboundChannelAdapter.start();

@Before
public void setup() {
  if (!this.outGateway.isRunning()) {
    TestingUtilities.waitListening(this.crLfServer, 10000L);
    this.client.setPort(this.crLfServer.getPort());
    this.outGateway.start();
  }
}

adapter.start();