Example usage for org.springframework.integration.channel QueueChannel QueueChannel

List of usage examples for org.springframework.integration.channel QueueChannel QueueChannel

  1. HOME
  2. Java
  3. org.springframework
  4. org.springframework.integration.channel.*
  5. QueueChannel
  6. QueueChannel

Introduction

In this page you can find the example usage for org.springframework.integration.channel QueueChannel QueueChannel.

Prototype

public QueueChannel()

Source Link

Document

Create a channel with "unbounded" queue capacity.

Usage

From source file:org.springframework.integration.mqtt.MqttAdapterTests.java

@Test
public void testInboundOptionsApplied() throws Exception {
    DefaultMqttPahoClientFactory factory = new DefaultMqttPahoClientFactory();
    factory.setCleanSession(false);//from   w w  w  .j  av a2  s .c  o  m
    factory.setConnectionTimeout(23);
    factory.setKeepAliveInterval(45);
    factory.setPassword("pass");
    MemoryPersistence persistence = new MemoryPersistence();
    factory.setPersistence(persistence);
    final SocketFactory socketFactory = mock(SocketFactory.class);
    factory.setSocketFactory(socketFactory);
    final Properties props = new Properties();
    factory.setSslProperties(props);
    factory.setUserName("user");
    Will will = new Will("foo", "bar".getBytes(), 2, true);
    factory.setWill(will);

    factory = spy(factory);
    final IMqttClient client = mock(IMqttClient.class);
    willAnswer(invocation -> client).given(factory).getClientInstance(anyString(), anyString());

    final AtomicBoolean connectCalled = new AtomicBoolean();
    final AtomicBoolean failConnection = new AtomicBoolean();
    final CountDownLatch waitToFail = new CountDownLatch(1);
    final CountDownLatch failInProcess = new CountDownLatch(1);
    final CountDownLatch goodConnection = new CountDownLatch(2);
    final MqttException reconnectException = new MqttException(MqttException.REASON_CODE_SERVER_CONNECT_ERROR);
    willAnswer(invocation -> {
        if (failConnection.get()) {
            failInProcess.countDown();
            waitToFail.await(10, TimeUnit.SECONDS);
            throw reconnectException;
        }
        MqttConnectOptions options = invocation.getArgument(0);
        assertEquals(23, options.getConnectionTimeout());
        assertEquals(45, options.getKeepAliveInterval());
        assertEquals("pass", new String(options.getPassword()));
        assertSame(socketFactory, options.getSocketFactory());
        assertSame(props, options.getSSLProperties());
        assertEquals("user", options.getUserName());
        assertEquals("foo", options.getWillDestination());
        assertEquals("bar", new String(options.getWillMessage().getPayload()));
        assertEquals(2, options.getWillMessage().getQos());
        connectCalled.set(true);
        goodConnection.countDown();
        return null;
    }).given(client).connect(any(MqttConnectOptions.class));

    final AtomicReference<MqttCallback> callback = new AtomicReference<MqttCallback>();
    willAnswer(invocation -> {
        callback.set(invocation.getArgument(0));
        return null;
    }).given(client).setCallback(any(MqttCallback.class));

    given(client.isConnected()).willReturn(true);

    MqttPahoMessageDrivenChannelAdapter adapter = new MqttPahoMessageDrivenChannelAdapter("foo", "bar", factory,
            "baz", "fix");
    QueueChannel outputChannel = new QueueChannel();
    adapter.setOutputChannel(outputChannel);
    ThreadPoolTaskScheduler taskScheduler = new ThreadPoolTaskScheduler();
    taskScheduler.initialize();
    adapter.setTaskScheduler(taskScheduler);
    adapter.setBeanFactory(mock(BeanFactory.class));
    ApplicationEventPublisher applicationEventPublisher = mock(ApplicationEventPublisher.class);
    final BlockingQueue<MqttIntegrationEvent> events = new LinkedBlockingQueue<MqttIntegrationEvent>();
    willAnswer(invocation -> {
        events.add(invocation.getArgument(0));
        return null;
    }).given(applicationEventPublisher).publishEvent(any(MqttIntegrationEvent.class));
    adapter.setApplicationEventPublisher(applicationEventPublisher);
    adapter.setRecoveryInterval(500);
    adapter.afterPropertiesSet();
    adapter.start();

    verify(client, times(1)).connect(any(MqttConnectOptions.class));
    assertTrue(connectCalled.get());

    MqttMessage message = new MqttMessage("qux".getBytes());
    callback.get().messageArrived("baz", message);
    Message<?> outMessage = outputChannel.receive(0);
    assertNotNull(outMessage);
    assertEquals("qux", outMessage.getPayload());

    MqttIntegrationEvent event = events.poll(10, TimeUnit.SECONDS);
    assertThat(event, instanceOf(MqttSubscribedEvent.class));
    assertEquals("Connected and subscribed to [baz, fix]", ((MqttSubscribedEvent) event).getMessage());

    // lose connection and make first reconnect fail
    failConnection.set(true);
    RuntimeException e = new RuntimeException("foo");
    adapter.connectionLost(e);

    event = events.poll(10, TimeUnit.SECONDS);
    assertThat(event, instanceOf(MqttConnectionFailedEvent.class));
    assertSame(event.getCause(), e);

    assertTrue(failInProcess.await(10, TimeUnit.SECONDS));
    waitToFail.countDown();
    failConnection.set(false);
    event = events.poll(10, TimeUnit.SECONDS);
    assertThat(event, instanceOf(MqttConnectionFailedEvent.class));
    assertSame(event.getCause(), reconnectException);

    // reconnect can now succeed; however, we might have other failures on a slow server (500ms retry).
    assertTrue(goodConnection.await(10, TimeUnit.SECONDS));
    int n = 0;
    while (!(event instanceof MqttSubscribedEvent) && n++ < 20) {
        event = events.poll(10, TimeUnit.SECONDS);
    }
    assertThat(event, instanceOf(MqttSubscribedEvent.class));
    assertEquals("Connected and subscribed to [baz, fix]", ((MqttSubscribedEvent) event).getMessage());
    taskScheduler.destroy();
}

From source file:org.springframework.integration.redis.inbound.RedisInboundChannelAdapterTests.java

private void testRedisInboundChannelAdapterGuts(int iteration) throws Exception {
    int numToTest = 10;
    String redisChannelName = "testRedisInboundChannelAdapterChannel";
    QueueChannel channel = new QueueChannel();

    JedisConnectionFactory connectionFactory = new JedisConnectionFactory();
    connectionFactory.setPort(7379);//from  ww w .  j  a  v  a2s  .  c  o m
    connectionFactory.afterPropertiesSet();

    RedisInboundChannelAdapter adapter = new RedisInboundChannelAdapter(connectionFactory);
    adapter.setTopics("testRedisInboundChannelAdapterChannel");
    adapter.setOutputChannel(channel);
    adapter.afterPropertiesSet();
    adapter.start();

    RedisMessageListenerContainer container = waitUntilSubscribed(adapter);

    StringRedisTemplate redisTemplate = new StringRedisTemplate(connectionFactory);
    redisTemplate.afterPropertiesSet();
    for (int i = 0; i < numToTest; i++) {
        String message = "test-" + i + " iteration " + iteration;
        redisTemplate.convertAndSend(redisChannelName, message);
        logger.debug("Sent " + message);
    }
    int counter = 0;
    for (int i = 0; i < numToTest; i++) {
        Message<?> message = channel.receive(5000);
        if (message == null) {
            throw new RuntimeException("Failed to receive message # " + i + " iteration " + iteration);
        }
        assertNotNull(message);
        assertTrue(message.getPayload().toString().startsWith("test-"));
        counter++;
    }
    assertEquals(numToTest, counter);
    adapter.stop();
    container.stop();
    connectionFactory.destroy();
}

From source file:org.springframework.integration.syslog.inbound.SyslogReceivingChannelAdapterTests.java

@Test
public void testUdp() throws Exception {
    SyslogReceivingChannelAdapterFactoryBean factory = new SyslogReceivingChannelAdapterFactoryBean(
            SyslogReceivingChannelAdapterFactoryBean.Protocol.udp);
    int port = SocketUtils.findAvailableUdpSocket(1514);
    factory.setPort(port);// w  ww .  ja  v  a  2  s  .c  om
    PollableChannel outputChannel = new QueueChannel();
    factory.setOutputChannel(outputChannel);
    factory.setBeanFactory(mock(BeanFactory.class));
    factory.afterPropertiesSet();
    factory.start();
    UdpSyslogReceivingChannelAdapter adapter = (UdpSyslogReceivingChannelAdapter) factory.getObject();
    Thread.sleep(1000);
    byte[] buf = "<157>JUL 26 22:08:35 WEBERN TESTING[70729]: TEST SYSLOG MESSAGE".getBytes("UTF-8");
    DatagramPacket packet = new DatagramPacket(buf, buf.length, new InetSocketAddress("localhost", port));
    DatagramSocket socket = new DatagramSocket();
    socket.send(packet);
    socket.close();
    Message<?> message = outputChannel.receive(10000);
    assertNotNull(message);
    assertEquals("WEBERN", message.getHeaders().get("syslog_HOST"));
    adapter.stop();
}

From source file:org.springframework.integration.syslog.inbound.SyslogReceivingChannelAdapterTests.java

@Test
public void testTcp() throws Exception {
    SyslogReceivingChannelAdapterFactoryBean factory = new SyslogReceivingChannelAdapterFactoryBean(
            SyslogReceivingChannelAdapterFactoryBean.Protocol.tcp);
    int port = SocketUtils.findAvailableServerSocket(1514);
    factory.setPort(port);//from  w  w w.j a v a  2s  . com
    PollableChannel outputChannel = new QueueChannel();
    factory.setOutputChannel(outputChannel);
    ApplicationEventPublisher publisher = mock(ApplicationEventPublisher.class);
    final CountDownLatch latch = new CountDownLatch(2);
    doAnswer(invocation -> {
        latch.countDown();
        return null;
    }).when(publisher).publishEvent(any(ApplicationEvent.class));
    factory.setApplicationEventPublisher(publisher);
    factory.setBeanFactory(mock(BeanFactory.class));
    factory.afterPropertiesSet();
    factory.start();
    TcpSyslogReceivingChannelAdapter adapter = (TcpSyslogReceivingChannelAdapter) factory.getObject();
    Log logger = spy(TestUtils.getPropertyValue(adapter, "logger", Log.class));
    doReturn(true).when(logger).isDebugEnabled();
    final CountDownLatch sawLog = new CountDownLatch(1);
    doAnswer(invocation -> {
        if (((String) invocation.getArgument(0)).contains("Error on syslog socket")) {
            sawLog.countDown();
        }
        invocation.callRealMethod();
        return null;
    }).when(logger).debug(anyString());
    new DirectFieldAccessor(adapter).setPropertyValue("logger", logger);
    Thread.sleep(1000);
    byte[] buf = "<157>JUL 26 22:08:35 WEBERN TESTING[70729]: TEST SYSLOG MESSAGE\n".getBytes("UTF-8");
    Socket socket = SocketFactory.getDefault().createSocket("localhost", port);
    socket.getOutputStream().write(buf);
    socket.close();
    assertTrue(sawLog.await(10, TimeUnit.SECONDS));
    Message<?> message = outputChannel.receive(10000);
    assertNotNull(message);
    assertEquals("WEBERN", message.getHeaders().get("syslog_HOST"));
    adapter.stop();
    assertTrue(latch.await(10, TimeUnit.SECONDS));
}

From source file:org.springframework.integration.syslog.inbound.SyslogReceivingChannelAdapterTests.java

@Test
public void testAsMapFalse() throws Exception {
    SyslogReceivingChannelAdapterFactoryBean factory = new SyslogReceivingChannelAdapterFactoryBean(
            SyslogReceivingChannelAdapterFactoryBean.Protocol.udp);
    int port = SocketUtils.findAvailableUdpSocket(1514);
    factory.setPort(port);/*  w  w  w.  jav  a  2s  .  c o  m*/
    PollableChannel outputChannel = new QueueChannel();
    factory.setOutputChannel(outputChannel);
    factory.setBeanFactory(mock(BeanFactory.class));
    factory.afterPropertiesSet();
    factory.start();
    UdpSyslogReceivingChannelAdapter adapter = (UdpSyslogReceivingChannelAdapter) factory.getObject();
    DefaultMessageConverter defaultMessageConverter = new DefaultMessageConverter();
    defaultMessageConverter.setAsMap(false);
    adapter.setConverter(defaultMessageConverter);
    Thread.sleep(1000);
    byte[] buf = "<157>JUL 26 22:08:35 WEBERN TESTING[70729]: TEST SYSLOG MESSAGE".getBytes("UTF-8");
    DatagramPacket packet = new DatagramPacket(buf, buf.length, new InetSocketAddress("localhost", port));
    DatagramSocket socket = new DatagramSocket();
    socket.send(packet);
    socket.close();
    Message<?> message = outputChannel.receive(10000);
    assertNotNull(message);
    assertEquals("WEBERN", message.getHeaders().get("syslog_HOST"));
    assertEquals("<157>JUL 26 22:08:35 WEBERN TESTING[70729]: TEST SYSLOG MESSAGE",
            new String((byte[]) message.getPayload(), "UTF-8"));
    adapter.stop();
}

From source file:org.springframework.integration.syslog.inbound.SyslogReceivingChannelAdapterTests.java

@Test
public void testTcpRFC5424() throws Exception {
    SyslogReceivingChannelAdapterFactoryBean factory = new SyslogReceivingChannelAdapterFactoryBean(
            SyslogReceivingChannelAdapterFactoryBean.Protocol.tcp);
    int port = SocketUtils.findAvailableServerSocket(1514);
    PollableChannel outputChannel = new QueueChannel();
    factory.setOutputChannel(outputChannel);
    ApplicationEventPublisher publisher = mock(ApplicationEventPublisher.class);
    final CountDownLatch latch = new CountDownLatch(2);
    doAnswer(invocation -> {//from   w w w . j  av a  2s  .  co m
        latch.countDown();
        return null;
    }).when(publisher).publishEvent(any(ApplicationEvent.class));
    factory.setBeanFactory(mock(BeanFactory.class));
    AbstractServerConnectionFactory connectionFactory = new TcpNioServerConnectionFactory(port);
    connectionFactory.setDeserializer(new RFC6587SyslogDeserializer());
    connectionFactory.setApplicationEventPublisher(publisher);
    factory.setConnectionFactory(connectionFactory);
    factory.setConverter(new RFC5424MessageConverter());
    factory.afterPropertiesSet();
    factory.start();
    TcpSyslogReceivingChannelAdapter adapter = (TcpSyslogReceivingChannelAdapter) factory.getObject();
    Log logger = spy(TestUtils.getPropertyValue(adapter, "logger", Log.class));
    doReturn(true).when(logger).isDebugEnabled();
    final CountDownLatch sawLog = new CountDownLatch(1);
    doAnswer(invocation -> {
        if (((String) invocation.getArgument(0)).contains("Error on syslog socket")) {
            sawLog.countDown();
        }
        invocation.callRealMethod();
        return null;
    }).when(logger).debug(anyString());
    new DirectFieldAccessor(adapter).setPropertyValue("logger", logger);
    Thread.sleep(1000);
    byte[] buf = ("253 <14>1 2014-06-20T09:14:07+00:00 loggregator d0602076-b14a-4c55-852a-981e7afeed38 DEA - "
            + "[exampleSDID@32473 iut=\\\"3\\\" eventSource=\\\"Application\\\" eventID=\\\"1011\\\"]"
            + "[exampleSDID@32473 iut=\\\"3\\\" eventSource=\\\"Application\\\" eventID=\\\"1011\\\"] Removing instance")
                    .getBytes("UTF-8");
    Socket socket = SocketFactory.getDefault().createSocket("localhost", port);
    socket.getOutputStream().write(buf);
    socket.close();
    assertTrue(sawLog.await(10, TimeUnit.SECONDS));
    @SuppressWarnings("unchecked")
    Message<Map<String, ?>> message = (Message<Map<String, ?>>) outputChannel.receive(10000);
    assertNotNull(message);
    assertEquals("loggregator", message.getPayload().get("syslog_HOST"));
    adapter.stop();
    assertTrue(latch.await(10, TimeUnit.SECONDS));
}

From source file:org.springframework.integration.syslog.inbound.SyslogReceivingChannelAdapterTests.java

@Test
public void testUdpRFC5424() throws Exception {
    SyslogReceivingChannelAdapterFactoryBean factory = new SyslogReceivingChannelAdapterFactoryBean(
            SyslogReceivingChannelAdapterFactoryBean.Protocol.udp);
    int port = SocketUtils.findAvailableUdpSocket(1514);
    factory.setPort(port);/*from   w  w w  . j  a  v  a  2 s  . co  m*/
    PollableChannel outputChannel = new QueueChannel();
    factory.setOutputChannel(outputChannel);
    factory.setBeanFactory(mock(BeanFactory.class));
    factory.setConverter(new RFC5424MessageConverter());
    factory.afterPropertiesSet();
    factory.start();
    UdpSyslogReceivingChannelAdapter adapter = (UdpSyslogReceivingChannelAdapter) factory.getObject();
    Thread.sleep(1000);
    byte[] buf = ("<14>1 2014-06-20T09:14:07+00:00 loggregator d0602076-b14a-4c55-852a-981e7afeed38 DEA - "
            + "[exampleSDID@32473 iut=\\\"3\\\" eventSource=\\\"Application\\\" eventID=\\\"1011\\\"]"
            + "[exampleSDID@32473 iut=\\\"3\\\" eventSource=\\\"Application\\\" eventID=\\\"1011\\\"] Removing instance")
                    .getBytes("UTF-8");
    DatagramPacket packet = new DatagramPacket(buf, buf.length, new InetSocketAddress("localhost", port));
    DatagramSocket socket = new DatagramSocket();
    socket.send(packet);
    socket.close();
    @SuppressWarnings("unchecked")
    Message<Map<String, ?>> message = (Message<Map<String, ?>>) outputChannel.receive(10000);
    assertNotNull(message);
    assertEquals("loggregator", message.getPayload().get("syslog_HOST"));
    adapter.stop();
}

From source file:org.springframework.integration.xmpp.inbound.ChatMessageListeningEndpointTests.java

@Test
/*//from   w ww.ja  v a 2s .  c  om
 * Should add/remove StanzaListener when endpoint started/stopped
 */
public void testLifecycle() {
    final Set<StanzaListener> packetListSet = new HashSet<>();
    XMPPConnection connection = mock(XMPPConnection.class);
    ChatMessageListeningEndpoint endpoint = new ChatMessageListeningEndpoint(connection);

    willAnswer(invocation -> {
        packetListSet.add(invocation.getArgument(0));
        return null;
    }).given(connection).addAsyncStanzaListener(any(StanzaListener.class), isNull());

    willAnswer(invocation -> {
        packetListSet.remove(invocation.getArgument(0));
        return null;
    }).given(connection).removeAsyncStanzaListener(any(StanzaListener.class));

    assertEquals(0, packetListSet.size());
    endpoint.setOutputChannel(new QueueChannel());
    endpoint.setBeanFactory(mock(BeanFactory.class));
    endpoint.afterPropertiesSet();
    endpoint.start();
    assertEquals(1, packetListSet.size());
    endpoint.stop();
    assertEquals(0, packetListSet.size());
}

From source file:org.springframework.integration.xmpp.inbound.ChatMessageListeningEndpointTests.java

@Test
public void testWithImplicitXmppConnection() {
    DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
    bf.registerSingleton(XmppContextUtils.XMPP_CONNECTION_BEAN_NAME, mock(XMPPConnection.class));
    ChatMessageListeningEndpoint endpoint = new ChatMessageListeningEndpoint();
    endpoint.setBeanFactory(bf);//from   w ww.jav a 2s  .  c o  m
    endpoint.setOutputChannel(new QueueChannel());
    endpoint.afterPropertiesSet();
    assertNotNull(TestUtils.getPropertyValue(endpoint, "xmppConnection"));
}

From source file:org.springframework.integration.xmpp.inbound.ChatMessageListeningEndpointTests.java

@Test
public void testWithErrorChannel() throws NotConnectedException {
    DefaultListableBeanFactory bf = new DefaultListableBeanFactory();
    XMPPConnection connection = mock(XMPPConnection.class);
    bf.registerSingleton(XmppContextUtils.XMPP_CONNECTION_BEAN_NAME, connection);

    ChatMessageListeningEndpoint endpoint = new ChatMessageListeningEndpoint();

    DirectChannel outChannel = new DirectChannel();
    outChannel.subscribe(message -> {
        throw new RuntimeException("ooops");
    });//from w w w  .  j a v  a 2  s. co  m
    PollableChannel errorChannel = new QueueChannel();
    endpoint.setBeanFactory(bf);
    endpoint.setOutputChannel(outChannel);
    endpoint.setErrorChannel(errorChannel);
    endpoint.afterPropertiesSet();
    StanzaListener listener = (StanzaListener) TestUtils.getPropertyValue(endpoint, "stanzaListener");
    Message smackMessage = new Message("kermit@frog.com");
    smackMessage.setBody("hello");
    smackMessage.setThread("1234");
    listener.processPacket(smackMessage);

    ErrorMessage msg = (ErrorMessage) errorChannel.receive();
    assertEquals("hello", ((MessagingException) msg.getPayload()).getFailedMessage().getPayload());
}