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

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

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Introduction

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

Prototype

public QueueChannel()

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Document

Create a channel with "unbounded" queue capacity.

Usage

From source file:org.springframework.integration.ip.tcp.TcpSendingMessageHandlerTests.java

@Test
public void testNioSingleUseWithInboundMany() throws Exception {
    final int port = SocketUtils.findAvailableServerSocket();
    final CountDownLatch latch = new CountDownLatch(1);
    final Semaphore semaphore = new Semaphore(0);
    final AtomicBoolean done = new AtomicBoolean();
    final List<Socket> serverSockets = new ArrayList<Socket>();
    Executors.newSingleThreadExecutor().execute(new Runnable() {
        public void run() {
            try {
                ServerSocket server = ServerSocketFactory.getDefault().createServerSocket(port, 100);
                latch.countDown();/*from  w w  w.j a v a2 s.c o m*/
                for (int i = 0; i < 100; i++) {
                    Socket socket = server.accept();
                    serverSockets.add(socket);
                    semaphore.release();
                    byte[] b = new byte[9];
                    readFully(socket.getInputStream(), b);
                    b = ("Reply" + i + "\r\n").getBytes();
                    socket.getOutputStream().write(b);
                    socket.close();
                }
                server.close();
            } catch (Exception e) {
                if (!done.get()) {
                    e.printStackTrace();
                }
            }
        }
    });
    AbstractConnectionFactory ccf = new TcpNioClientConnectionFactory("localhost", port);
    ByteArrayCrLfSerializer serializer = new ByteArrayCrLfSerializer();
    ccf.setSerializer(serializer);
    ccf.setDeserializer(serializer);
    ccf.setSoTimeout(10000);
    ccf.setSingleUse(true);
    ccf.setTaskExecutor(Executors.newFixedThreadPool(100));
    ccf.start();
    TcpSendingMessageHandler handler = new TcpSendingMessageHandler();
    handler.setConnectionFactory(ccf);
    TcpReceivingChannelAdapter adapter = new TcpReceivingChannelAdapter();
    adapter.setConnectionFactory(ccf);
    QueueChannel channel = new QueueChannel();
    adapter.setOutputChannel(channel);
    assertTrue(latch.await(10, TimeUnit.SECONDS));
    int i = 0;
    try {
        for (i = 100; i < 200; i++) {
            handler.handleMessage(MessageBuilder.withPayload("Test" + i).build());
        }
    } catch (Exception e) {
        e.printStackTrace();
        fail("Exception at " + i);
    }
    assertTrue(semaphore.tryAcquire(100, 20000, TimeUnit.MILLISECONDS));
    Set<String> replies = new HashSet<String>();
    for (i = 100; i < 200; i++) {
        Message<?> mOut = channel.receive(20000);
        assertNotNull(mOut);
        replies.add(new String((byte[]) mOut.getPayload()));
    }
    for (i = 0; i < 100; i++) {
        assertTrue("Reply" + i + " missing", replies.remove("Reply" + i));
    }
    done.set(true);
    ccf.stop();
}

From source file:org.springframework.integration.ip.tcp.TcpSendingMessageHandlerTests.java

@Test
public void testNetNegotiate() throws Exception {
    final int port = SocketUtils.findAvailableServerSocket();
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicBoolean done = new AtomicBoolean();
    Executors.newSingleThreadExecutor().execute(new Runnable() {
        public void run() {
            try {
                ServerSocket server = ServerSocketFactory.getDefault().createServerSocket(port);
                latch.countDown();//  w w  w  .  ja v  a 2s . c  om
                Socket socket = server.accept();
                int i = 0;
                while (true) {
                    ObjectInputStream ois = new ObjectInputStream(socket.getInputStream());
                    Object in = null;
                    ObjectOutputStream oos = new ObjectOutputStream(socket.getOutputStream());
                    if (i == 0) {
                        in = ois.readObject();
                        logger.debug("read object: " + in);
                        oos.writeObject("world!");
                        ois = new ObjectInputStream(socket.getInputStream());
                        oos = new ObjectOutputStream(socket.getOutputStream());
                        in = ois.readObject();
                        logger.debug("read object: " + in);
                        oos.writeObject("world!");
                        ois = new ObjectInputStream(socket.getInputStream());
                        oos = new ObjectOutputStream(socket.getOutputStream());
                    }
                    in = ois.readObject();
                    oos.writeObject("Reply" + (++i));
                }
            } catch (Exception e) {
                if (!done.get()) {
                    e.printStackTrace();
                }
            }
        }
    });
    AbstractConnectionFactory ccf = new TcpNetClientConnectionFactory("localhost", port);
    ccf.setSerializer(new DefaultSerializer());
    ccf.setDeserializer(new DefaultDeserializer());
    ccf.setSoTimeout(10000);
    TcpConnectionInterceptorFactoryChain fc = new TcpConnectionInterceptorFactoryChain();
    fc.setInterceptors(new TcpConnectionInterceptorFactory[] { new HelloWorldInterceptorFactory(),
            new HelloWorldInterceptorFactory() });
    ccf.setInterceptorFactoryChain(fc);
    ccf.start();
    TcpSendingMessageHandler handler = new TcpSendingMessageHandler();
    handler.setConnectionFactory(ccf);
    TcpReceivingChannelAdapter adapter = new TcpReceivingChannelAdapter();
    adapter.setConnectionFactory(ccf);
    QueueChannel channel = new QueueChannel();
    adapter.setOutputChannel(channel);
    assertTrue(latch.await(10, TimeUnit.SECONDS));
    handler.handleMessage(MessageBuilder.withPayload("Test").build());
    handler.handleMessage(MessageBuilder.withPayload("Test").build());
    Message<?> mOut = channel.receive(10000);
    assertNotNull(mOut);
    assertEquals("Reply1", mOut.getPayload());
    mOut = channel.receive(10000);
    assertNotNull(mOut);
    assertEquals("Reply2", mOut.getPayload());
    done.set(true);
    ccf.stop();
}

From source file:org.springframework.integration.ip.tcp.TcpSendingMessageHandlerTests.java

@Test
public void testNioNegotiate() throws Exception {
    final int port = SocketUtils.findAvailableServerSocket();
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicBoolean done = new AtomicBoolean();
    Executors.newSingleThreadExecutor().execute(new Runnable() {
        public void run() {
            try {
                ServerSocket server = ServerSocketFactory.getDefault().createServerSocket(port);
                latch.countDown();/* ww w  .  j a v  a 2 s  . c  om*/
                Socket socket = server.accept();
                int i = 100;
                while (true) {
                    ObjectInputStream ois = new ObjectInputStream(socket.getInputStream());
                    Object in;
                    ObjectOutputStream oos = new ObjectOutputStream(socket.getOutputStream());
                    if (i == 100) {
                        in = ois.readObject();
                        logger.debug("read object: " + in);
                        oos.writeObject("world!");
                        ois = new ObjectInputStream(socket.getInputStream());
                        oos = new ObjectOutputStream(socket.getOutputStream());
                        Thread.sleep(500);
                    }
                    in = ois.readObject();
                    oos.writeObject("Reply" + (i++));
                }
            } catch (Exception e) {
                if (!done.get()) {
                    e.printStackTrace();
                }
            }
        }
    });
    AbstractConnectionFactory ccf = new TcpNioClientConnectionFactory("localhost", port);
    ccf.setSerializer(new DefaultSerializer());
    ccf.setDeserializer(new DefaultDeserializer());
    ccf.setSoTimeout(10000);
    TcpConnectionInterceptorFactoryChain fc = new TcpConnectionInterceptorFactoryChain();
    fc.setInterceptors(new TcpConnectionInterceptorFactory[] { new HelloWorldInterceptorFactory() });
    ccf.setInterceptorFactoryChain(fc);
    ccf.start();
    TcpSendingMessageHandler handler = new TcpSendingMessageHandler();
    handler.setConnectionFactory(ccf);
    TcpReceivingChannelAdapter adapter = new TcpReceivingChannelAdapter();
    adapter.setConnectionFactory(ccf);
    QueueChannel channel = new QueueChannel();
    adapter.setOutputChannel(channel);
    assertTrue(latch.await(10, TimeUnit.SECONDS));
    for (int i = 0; i < 1000; i++) {
        handler.handleMessage(MessageBuilder.withPayload("Test").build());
    }
    Set<String> results = new TreeSet<String>();
    for (int i = 0; i < 1000; i++) {
        Message<?> mOut = channel.receive(10000);
        assertNotNull(mOut);
        results.add((String) mOut.getPayload());
    }
    logger.debug("results: " + results);
    for (int i = 100; i < 1100; i++) {
        assertTrue("Missing Reply" + i, results.remove("Reply" + i));
    }
    done.set(true);
    ccf.stop();
}

From source file:org.springframework.integration.ip.udp.UdpChannelAdapterTests.java

@Test
public void testUnicastReceiverException() throws Exception {
    SubscribableChannel channel = new DirectChannel();
    int port = SocketUtils.findAvailableUdpSocket();
    UnicastReceivingChannelAdapter adapter = new UnicastReceivingChannelAdapter(port);
    adapter.setOutputChannel(channel);//from ww w  . ja v  a 2 s . c om
    //      SocketUtils.setLocalNicIfPossible(adapter);
    adapter.setOutputChannel(channel);
    ServiceActivatingHandler handler = new ServiceActivatingHandler(new FailingService());
    channel.subscribe(handler);
    QueueChannel errorChannel = new QueueChannel();
    adapter.setErrorChannel(errorChannel);
    adapter.start();
    SocketTestUtils.waitListening(adapter);

    Message<byte[]> message = MessageBuilder.withPayload("ABCD".getBytes()).build();
    DatagramPacketMessageMapper mapper = new DatagramPacketMessageMapper();
    DatagramPacket packet = mapper.fromMessage(message);
    packet.setSocketAddress(new InetSocketAddress("localhost", port));
    new DatagramSocket(SocketUtils.findAvailableUdpSocket()).send(packet);
    Message<?> receivedMessage = errorChannel.receive(2000);
    assertNotNull(receivedMessage);
    assertEquals("Failed", ((Exception) receivedMessage.getPayload()).getCause().getMessage());
}

From source file:org.springframework.integration.jms.ChannelPublishingJmsMessageListenerTests.java

@Test(expected = InvalidDestinationException.class)
public void noReplyToAndNoDefault() throws JMSException {
    final QueueChannel requestChannel = new QueueChannel();
    startBackgroundReplier(requestChannel);
    ChannelPublishingJmsMessageListener listener = new ChannelPublishingJmsMessageListener();
    listener.setExpectReply(true);/* w w  w .  j a  v  a 2  s . c  om*/
    listener.setRequestChannel(requestChannel);
    listener.setMessageConverter(new TestMessageConverter());
    javax.jms.Message jmsMessage = session.createTextMessage("test");
    listener.setBeanFactory(mock(BeanFactory.class));
    listener.afterPropertiesSet();
    listener.onMessage(jmsMessage, session);
}

From source file:org.springframework.integration.jms.ChannelPublishingJmsMessageListenerTests.java

@Test
public void testBadConversion() throws Exception {
    final QueueChannel requestChannel = new QueueChannel();
    ChannelPublishingJmsMessageListener listener = new ChannelPublishingJmsMessageListener();
    Log logger = spy(TestUtils.getPropertyValue(listener, "logger", Log.class));
    doAnswer(new DoesNothing()).when(logger).error(anyString(), any(Throwable.class));
    new DirectFieldAccessor(listener).setPropertyValue("logger", logger);
    listener.setRequestChannel(requestChannel);
    QueueChannel errorChannel = new QueueChannel();
    listener.setErrorChannel(errorChannel);
    listener.setBeanFactory(mock(BeanFactory.class));
    listener.setMessageConverter(new TestMessageConverter() {

        @Override/*from  w ww.j  av  a2s  . c  om*/
        public Object fromMessage(javax.jms.Message message) throws JMSException, MessageConversionException {
            return null;
        }

    });
    listener.afterPropertiesSet();
    javax.jms.Message jmsMessage = session.createTextMessage("test");
    listener.onMessage(jmsMessage, mock(Session.class));
    ErrorMessage received = (ErrorMessage) errorChannel.receive(0);
    assertNotNull(received);
    assertThat(received.getPayload().getMessage(), startsWith("Inbound conversion failed"));
    listener.stop();
}

From source file:org.springframework.integration.mail.ImapMailReceiverTests.java

public void testIdleWithServerGuts(ImapMailReceiver receiver, boolean mapped, boolean simple) throws Exception {
    imapIdleServer.resetServer();//from   w w  w.  java 2s  .c o  m
    Properties mailProps = new Properties();
    mailProps.put("mail.debug", "true");
    mailProps.put("mail.imap.connectionpool.debug", "true");
    receiver.setJavaMailProperties(mailProps);
    receiver.setMaxFetchSize(1);
    receiver.setShouldDeleteMessages(false);
    receiver.setShouldMarkMessagesAsRead(true);
    receiver.setCancelIdleInterval(8);
    ThreadPoolTaskScheduler taskScheduler = new ThreadPoolTaskScheduler();
    setUpScheduler(receiver, taskScheduler);
    receiver.setUserFlag("testSIUserFlag");
    receiver.afterPropertiesSet();
    Log logger = spy(TestUtils.getPropertyValue(receiver, "logger", Log.class));
    new DirectFieldAccessor(receiver).setPropertyValue("logger", logger);
    ImapIdleChannelAdapter adapter = new ImapIdleChannelAdapter(receiver);
    QueueChannel channel = new QueueChannel();
    adapter.setOutputChannel(channel);
    adapter.setTaskScheduler(taskScheduler);
    adapter.start();
    if (!mapped) {
        @SuppressWarnings("unchecked")
        org.springframework.messaging.Message<MimeMessage> received = (org.springframework.messaging.Message<MimeMessage>) channel
                .receive(10000);
        assertNotNull(received);
        assertNotNull(received.getPayload().getReceivedDate());
        assertTrue(received.getPayload().getLineCount() > -1);
        if (simple) {
            assertThat(received.getPayload().getContent(),
                    equalTo(TestMailServer.MailServer.MailHandler.BODY + "\r\n"));
        } else {
            assertThat(received.getPayload().getContent(),
                    equalTo(TestMailServer.MailServer.MailHandler.MESSAGE + "\r\n"));
        }
    } else {
        org.springframework.messaging.Message<?> received = channel.receive(10000);
        assertNotNull(received);
        assertNotNull(received.getHeaders().get(MailHeaders.RAW_HEADERS));
        assertThat((String) received.getHeaders().get(MailHeaders.CONTENT_TYPE),
                equalTo("TEXT/PLAIN; charset=ISO-8859-1"));
        assertThat((String) received.getHeaders().get(MessageHeaders.CONTENT_TYPE),
                equalTo("TEXT/PLAIN; charset=ISO-8859-1"));
        assertThat((String) received.getHeaders().get(MailHeaders.FROM), equalTo("Bar <bar@baz>"));
        assertThat(((String[]) received.getHeaders().get(MailHeaders.TO))[0], equalTo("Foo <foo@bar>"));
        assertThat((String) received.getHeaders().get(MailHeaders.SUBJECT), equalTo("Test Email"));
        if (simple) {
            assertThat(received.getPayload(), equalTo(TestMailServer.MailServer.MailHandler.BODY + "\r\n"));
        } else {
            assertThat(received.getPayload(), equalTo(TestMailServer.MailServer.MailHandler.MESSAGE + "\r\n"));
        }
    }
    assertNotNull(channel.receive(10000)); // new message after idle
    assertNull(channel.receive(10000)); // no new message after second and third idle
    verify(logger).debug("Canceling IDLE");
    taskScheduler.shutdown();
    assertTrue(imapIdleServer.assertReceived("storeUserFlag"));
}

From source file:org.springframework.integration.mail.ImapMailReceiverTests.java

@Test
public void testIdleChannelAdapterException() throws Exception {
    ConfigurableApplicationContext context = new ClassPathXmlApplicationContext(
            "ImapIdleChannelAdapterParserTests-context.xml", ImapIdleChannelAdapterParserTests.class);
    ImapIdleChannelAdapter adapter = context.getBean("simpleAdapter", ImapIdleChannelAdapter.class);

    //ImapMailReceiver receiver = (ImapMailReceiver) TestUtils.getPropertyValue(adapter, "mailReceiver");

    DirectChannel channel = new DirectChannel();
    channel.subscribe(new AbstractReplyProducingMessageHandler() {

        @Override//from w  w  w .j a v  a  2 s . c o  m
        protected Object handleRequestMessage(org.springframework.messaging.Message<?> requestMessage) {
            throw new RuntimeException("Failed");
        }
    });
    adapter.setOutputChannel(channel);
    QueueChannel errorChannel = new QueueChannel();
    adapter.setErrorChannel(errorChannel);

    AbstractMailReceiver receiver = new ImapMailReceiver();
    receiver = spy(receiver);
    receiver.setBeanFactory(mock(BeanFactory.class));
    receiver.afterPropertiesSet();

    Field folderField = AbstractMailReceiver.class.getDeclaredField("folder");
    folderField.setAccessible(true);
    Folder folder = mock(IMAPFolder.class);
    given(folder.getPermanentFlags()).willReturn(new Flags(Flags.Flag.USER));
    folderField.set(receiver, folder);

    willAnswer(invocation -> true).given(folder).isOpen();

    willAnswer(invocation -> null).given(receiver).openFolder();

    DirectFieldAccessor adapterAccessor = new DirectFieldAccessor(adapter);
    adapterAccessor.setPropertyValue("mailReceiver", receiver);

    MimeMessage mailMessage = mock(MimeMessage.class);
    Flags flags = mock(Flags.class);
    given(mailMessage.getFlags()).willReturn(flags);
    final Message[] messages = new Message[] { mailMessage };

    willAnswer(invocation -> messages).given(receiver).searchForNewMessages();

    willAnswer(invocation -> null).given(receiver).fetchMessages(messages);

    adapter.start();
    org.springframework.messaging.Message<?> replMessage = errorChannel.receive(10000);
    assertNotNull(replMessage);
    assertEquals("Failed", ((Exception) replMessage.getPayload()).getCause().getMessage());
    adapter.stop();
    context.close();
}

From source file:org.springframework.integration.mail.ImapMailReceiverTests.java

@SuppressWarnings("resource")
@Test// w w  w .j a  v a  2  s  .co m
public void testNoInitialIdleDelayWhenRecentNotSupported() throws Exception {
    ConfigurableApplicationContext context = new ClassPathXmlApplicationContext(
            "ImapIdleChannelAdapterParserTests-context.xml", ImapIdleChannelAdapterParserTests.class);
    ImapIdleChannelAdapter adapter = context.getBean("simpleAdapter", ImapIdleChannelAdapter.class);

    QueueChannel channel = new QueueChannel();
    adapter.setOutputChannel(channel);

    ImapMailReceiver receiver = new ImapMailReceiver("imap:foo");
    receiver = spy(receiver);
    receiver.setBeanFactory(mock(BeanFactory.class));
    receiver.afterPropertiesSet();

    final IMAPFolder folder = mock(IMAPFolder.class);
    given(folder.getPermanentFlags()).willReturn(new Flags(Flags.Flag.USER));
    given(folder.isOpen()).willReturn(false).willReturn(true);
    given(folder.exists()).willReturn(true);

    DirectFieldAccessor adapterAccessor = new DirectFieldAccessor(adapter);
    adapterAccessor.setPropertyValue("mailReceiver", receiver);

    Field storeField = AbstractMailReceiver.class.getDeclaredField("store");
    storeField.setAccessible(true);
    Store store = mock(Store.class);
    given(store.isConnected()).willReturn(true);
    given(store.getFolder(Mockito.any(URLName.class))).willReturn(folder);
    storeField.set(receiver, store);

    willAnswer(invocation -> folder).given(receiver).getFolder();

    MimeMessage mailMessage = mock(MimeMessage.class);
    Flags flags = mock(Flags.class);
    given(mailMessage.getFlags()).willReturn(flags);
    final Message[] messages = new Message[] { mailMessage };

    final AtomicInteger shouldFindMessagesCounter = new AtomicInteger(2);
    willAnswer(invocation -> {
        /*
         * Return the message from first invocation of waitForMessages()
         * and in receive(); then return false in the next call to
         * waitForMessages() so we enter idle(); counter will be reset
         * to 1 in the mocked idle().
         */
        if (shouldFindMessagesCounter.decrementAndGet() >= 0) {
            return messages;
        } else {
            return new Message[0];
        }
    }).given(receiver).searchForNewMessages();

    willAnswer(invocation -> null).given(receiver).fetchMessages(messages);

    willAnswer(invocation -> {
        Thread.sleep(5000);
        shouldFindMessagesCounter.set(1);
        return null;
    }).given(folder).idle();

    adapter.start();

    /*
     * Idle takes 5 seconds; if all is well, we should receive the first message
     * before then.
     */
    assertNotNull(channel.receive(3000));
    // We should not receive any more until the next idle elapses
    assertNull(channel.receive(3000));
    assertNotNull(channel.receive(6000));
    adapter.stop();
    context.close();
}

From source file:org.springframework.integration.mail.ImapMailReceiverTests.java

@SuppressWarnings("resource")
@Test/*from  www .  j a  va 2 s  .  c o m*/
public void testInitialIdleDelayWhenRecentIsSupported() throws Exception {
    ConfigurableApplicationContext context = new ClassPathXmlApplicationContext(
            "ImapIdleChannelAdapterParserTests-context.xml", ImapIdleChannelAdapterParserTests.class);
    ImapIdleChannelAdapter adapter = context.getBean("simpleAdapter", ImapIdleChannelAdapter.class);

    QueueChannel channel = new QueueChannel();
    adapter.setOutputChannel(channel);

    ImapMailReceiver receiver = new ImapMailReceiver("imap:foo");
    receiver = spy(receiver);
    receiver.setBeanFactory(mock(BeanFactory.class));
    receiver.afterPropertiesSet();

    final IMAPFolder folder = mock(IMAPFolder.class);
    given(folder.getPermanentFlags()).willReturn(new Flags(Flags.Flag.RECENT));
    given(folder.isOpen()).willReturn(false).willReturn(true);
    given(folder.exists()).willReturn(true);

    DirectFieldAccessor adapterAccessor = new DirectFieldAccessor(adapter);
    adapterAccessor.setPropertyValue("mailReceiver", receiver);

    Field storeField = AbstractMailReceiver.class.getDeclaredField("store");
    storeField.setAccessible(true);
    Store store = mock(Store.class);
    given(store.isConnected()).willReturn(true);
    given(store.getFolder(Mockito.any(URLName.class))).willReturn(folder);
    storeField.set(receiver, store);

    willAnswer(invocation -> folder).given(receiver).getFolder();

    MimeMessage mailMessage = mock(MimeMessage.class);
    Flags flags = mock(Flags.class);
    given(mailMessage.getFlags()).willReturn(flags);
    final Message[] messages = new Message[] { mailMessage };

    willAnswer(invocation -> messages).given(receiver).searchForNewMessages();

    willAnswer(invocation -> null).given(receiver).fetchMessages(messages);

    final CountDownLatch idles = new CountDownLatch(2);
    willAnswer(invocation -> {
        idles.countDown();
        Thread.sleep(5000);
        return null;
    }).given(folder).idle();

    adapter.start();

    /*
     * Idle takes 5 seconds; since this server supports RECENT, we should
     * not receive any early messages.
     */
    assertNull(channel.receive(3000));
    assertNotNull(channel.receive(5000));
    assertTrue(idles.await(5, TimeUnit.SECONDS));
    adapter.stop();
    context.close();
}