List of usage examples for org.springframework.integration.ip.tcp.connection TcpNetClientConnectionFactory registerListener
public void registerListener(TcpListener listenerToRegister)
From source file:org.springframework.integration.ip.tcp.connection.ConnectionFactoryTests.java
public void testObtainConnectionIds(AbstractServerConnectionFactory serverFactory) throws Exception { final List<IpIntegrationEvent> events = Collections.synchronizedList(new ArrayList<IpIntegrationEvent>()); int expectedEvents = serverFactory instanceof TcpNetServerConnectionFactory ? 7 // Listening, + OPEN, CLOSE, EXCEPTION for each side : 5; // Listening, + OPEN, CLOSE (but we *might* get exceptions, depending on timing). final CountDownLatch serverListeningLatch = new CountDownLatch(1); final CountDownLatch eventLatch = new CountDownLatch(expectedEvents); ApplicationEventPublisher publisher = new ApplicationEventPublisher() { @Override/* www . j a va 2 s. co m*/ public void publishEvent(ApplicationEvent event) { LogFactory.getLog(this.getClass()).trace("Received: " + event); events.add((IpIntegrationEvent) event); if (event instanceof TcpConnectionServerListeningEvent) { serverListeningLatch.countDown(); } eventLatch.countDown(); } @Override public void publishEvent(Object event) { } }; serverFactory.setBeanName("serverFactory"); serverFactory.setApplicationEventPublisher(publisher); serverFactory = spy(serverFactory); final CountDownLatch serverConnectionInitLatch = new CountDownLatch(1); doAnswer(invocation -> { Object result = invocation.callRealMethod(); serverConnectionInitLatch.countDown(); return result; }).when(serverFactory).wrapConnection(any(TcpConnectionSupport.class)); ThreadPoolTaskScheduler scheduler = new ThreadPoolTaskScheduler(); scheduler.setPoolSize(10); scheduler.afterPropertiesSet(); BeanFactory bf = mock(BeanFactory.class); when(bf.containsBean(IntegrationContextUtils.TASK_SCHEDULER_BEAN_NAME)).thenReturn(true); when(bf.getBean(IntegrationContextUtils.TASK_SCHEDULER_BEAN_NAME, TaskScheduler.class)) .thenReturn(scheduler); serverFactory.setBeanFactory(bf); TcpReceivingChannelAdapter adapter = new TcpReceivingChannelAdapter(); adapter.setOutputChannel(new NullChannel()); adapter.setConnectionFactory(serverFactory); adapter.start(); assertTrue("Listening event not received", serverListeningLatch.await(10, TimeUnit.SECONDS)); assertThat(events.get(0), instanceOf(TcpConnectionServerListeningEvent.class)); assertThat(((TcpConnectionServerListeningEvent) events.get(0)).getPort(), equalTo(serverFactory.getPort())); int port = serverFactory.getPort(); TcpNetClientConnectionFactory clientFactory = new TcpNetClientConnectionFactory("localhost", port); clientFactory.registerListener(message -> false); clientFactory.setBeanName("clientFactory"); clientFactory.setApplicationEventPublisher(publisher); clientFactory.start(); TcpConnectionSupport client = clientFactory.getConnection(); List<String> clients = clientFactory.getOpenConnectionIds(); assertEquals(1, clients.size()); assertTrue(clients.contains(client.getConnectionId())); assertTrue("Server connection failed to register", serverConnectionInitLatch.await(1, TimeUnit.SECONDS)); List<String> servers = serverFactory.getOpenConnectionIds(); assertEquals(1, servers.size()); assertTrue(serverFactory.closeConnection(servers.get(0))); servers = serverFactory.getOpenConnectionIds(); assertEquals(0, servers.size()); int n = 0; clients = clientFactory.getOpenConnectionIds(); while (n++ < 100 && clients.size() > 0) { Thread.sleep(100); clients = clientFactory.getOpenConnectionIds(); } assertEquals(0, clients.size()); assertTrue(eventLatch.await(10, TimeUnit.SECONDS)); assertThat("Expected at least " + expectedEvents + " events; got: " + events.size() + " : " + events, events.size(), greaterThanOrEqualTo(expectedEvents)); FooEvent event = new FooEvent(client, "foo"); client.publishEvent(event); assertThat("Expected at least " + expectedEvents + " events; got: " + events.size() + " : " + events, events.size(), greaterThanOrEqualTo(expectedEvents + 1)); try { event = new FooEvent(mock(TcpConnectionSupport.class), "foo"); client.publishEvent(event); fail("Expected exception"); } catch (IllegalArgumentException e) { assertTrue("Can only publish events with this as the source".equals(e.getMessage())); } SocketAddress address = serverFactory.getServerSocketAddress(); if (address instanceof InetSocketAddress) { InetSocketAddress inetAddress = (InetSocketAddress) address; assertEquals(port, inetAddress.getPort()); } serverFactory.stop(); scheduler.shutdown(); }