Example usage for org.springframework.messaging PollableChannel receive

List of usage examples for org.springframework.messaging PollableChannel receive

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Introduction

In this page you can find the example usage for org.springframework.messaging PollableChannel receive.

Prototype

@Nullable
Message<?> receive(long timeout);

Source Link

Document

Receive a message from this channel, blocking until either a message is available or the specified timeout period elapses.

Usage

From source file:org.springframework.integration.samples.fileprocessing.FileProcessingTest.java

@Test
public void testSequentialFileProcessing() throws Exception {
    logger.info("\n\n#### Starting Sequential processing test ####");
    logger.info("Populating directory with files");
    for (int i = 0; i < fileCount; i++) {
        File file = new File("input/file_" + i + ".txt");
        BufferedWriter out = new BufferedWriter(new FileWriter(file));
        out.write("hello " + i);
        out.close();// w w  w  .  j  ava  2 s. co m
    }
    logger.info("Populated directory with files");
    Thread.sleep(2000);
    logger.info("Starting Spring Integration Sequential File processing");
    ConfigurableApplicationContext ac = new ClassPathXmlApplicationContext(
            "META-INF/spring/integration/sequentialFileProcessing-config.xml");
    PollableChannel filesOutChannel = ac.getBean("filesOutChannel", PollableChannel.class);
    for (int i = 0; i < fileCount; i++) {
        logger.info("Finished processing " + filesOutChannel.receive(10000).getPayload());
    }
    ac.stop();
}

From source file:org.springframework.integration.samples.fileprocessing.FileProcessingTest.java

@Test
public void testConcurrentFileProcessing() throws Exception {
    logger.info("\n\n#### Starting Concurrent processing test #### ");
    logger.info("Populating directory with files");
    for (int i = 0; i < fileCount; i++) {
        File file = new File("input/file_" + i + ".txt");
        BufferedWriter out = new BufferedWriter(new FileWriter(file));
        out.write("hello " + i);
        out.close();/*w ww.j  a v a2s.c  om*/
    }
    logger.info("Populated directory with files");
    Thread.sleep(2000);
    logger.info("Starting Spring Integration Sequential File processing");
    ConfigurableApplicationContext ac = new ClassPathXmlApplicationContext(
            "/META-INF/spring/integration/concurrentFileProcessing-config.xml");
    PollableChannel filesOutChannel = ac.getBean("filesOutChannel", PollableChannel.class);
    for (int i = 0; i < fileCount; i++) {
        logger.info("Finished processing " + filesOutChannel.receive(10000).getPayload());
    }
    ac.close();
}

From source file:org.springframework.integration.samples.helloworld.HelloWorldApp.java

public static void main(String[] args) {
    AbstractApplicationContext context = new ClassPathXmlApplicationContext(
            "/META-INF/spring/integration/helloWorldDemo.xml", HelloWorldApp.class);
    MessageChannel inputChannel = context.getBean("inputChannel", MessageChannel.class);
    PollableChannel outputChannel = context.getBean("outputChannel", PollableChannel.class);
    inputChannel.send(new GenericMessage<String>("World"));
    logger.info("==> HelloWorldDemo: " + outputChannel.receive(0).getPayload());
    context.close();//w  w  w. j av  a 2 s  .  c  o  m
}

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);//from  w  w w .j a  va 2 s  .co m
    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);//  w  w  w. j a  v  a 2s .  co m
    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);/*from w w  w. jav  a  2s .c  om*/
    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  ww .ja v  a 2  s. c  o 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);/*w  ww . j ava 2  s.c om*/
    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();
}