Package org.springframework.messaging

Examples of org.springframework.messaging.PollableChannel.receive()

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    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();
  }
  @Test
  public void testConcurrentFileProcessing() throws Exception {
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    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.stop();
  }
}
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      SftpTestUtils.createTestFiles(template, file1, file2, file3);

      SourcePollingChannelAdapter adapter = context.getBean(SourcePollingChannelAdapter.class);
      adapter.start();

      Message<?> received = localFileChannel.receive();
      assertNotNull("Expected file", received);
      System.out.println("Received first file message: " + received);
      received = localFileChannel.receive();
      assertNotNull("Expected file", received);
      System.out.println("Received second file message: " + received);
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      adapter.start();

      Message<?> received = localFileChannel.receive();
      assertNotNull("Expected file", received);
      System.out.println("Received first file message: " + received);
      received = localFileChannel.receive();
      assertNotNull("Expected file", received);
      System.out.println("Received second file message: " + received);
      received = localFileChannel.receive(1000);
      assertNull("Expected null", received);
      System.out.println("No third file was received as expected");
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      assertNotNull("Expected file", received);
      System.out.println("Received first file message: " + received);
      received = localFileChannel.receive();
      assertNotNull("Expected file", received);
      System.out.println("Received second file message: " + received);
      received = localFileChannel.receive(1000);
      assertNull("Expected null", received);
      System.out.println("No third file was received as expected");
    }
    finally {
      SftpTestUtils.cleanUp(template, file1, file2, file3);
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  public void demoControlBus(){
    ConfigurableApplicationContext ac = new ClassPathXmlApplicationContext(
        "/META-INF/spring/integration/ControlBusDemo-context.xml");
    MessageChannel controlChannel = ac.getBean("controlChannel", MessageChannel.class);
    PollableChannel adapterOutputChanel = ac.getBean("adapterOutputChanel", PollableChannel.class);
    logger.info("Received before adapter started: " + adapterOutputChanel.receive(1000));
    controlChannel.send(new GenericMessage<String>("@inboundAdapter.start()"));
    logger.info("Received before adapter started: " + adapterOutputChanel.receive(1000));
    controlChannel.send(new GenericMessage<String>("@inboundAdapter.stop()"));
    logger.info("Received after adapter stopped: " + adapterOutputChanel.receive(1000));
    ac.close();
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        "/META-INF/spring/integration/ControlBusDemo-context.xml");
    MessageChannel controlChannel = ac.getBean("controlChannel", MessageChannel.class);
    PollableChannel adapterOutputChanel = ac.getBean("adapterOutputChanel", PollableChannel.class);
    logger.info("Received before adapter started: " + adapterOutputChanel.receive(1000));
    controlChannel.send(new GenericMessage<String>("@inboundAdapter.start()"));
    logger.info("Received before adapter started: " + adapterOutputChanel.receive(1000));
    controlChannel.send(new GenericMessage<String>("@inboundAdapter.stop()"));
    logger.info("Received after adapter stopped: " + adapterOutputChanel.receive(1000));
    ac.close();
  }
}
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    PollableChannel adapterOutputChanel = ac.getBean("adapterOutputChanel", PollableChannel.class);
    logger.info("Received before adapter started: " + adapterOutputChanel.receive(1000));
    controlChannel.send(new GenericMessage<String>("@inboundAdapter.start()"));
    logger.info("Received before adapter started: " + adapterOutputChanel.receive(1000));
    controlChannel.send(new GenericMessage<String>("@inboundAdapter.stop()"));
    logger.info("Received after adapter stopped: " + adapterOutputChanel.receive(1000));
    ac.close();
  }
}
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  public void runDemo(){
    ConfigurableApplicationContext ac =
      new ClassPathXmlApplicationContext("META-INF/spring/integration/FeedInboundChannelAdapterSample-context.xml");
    PollableChannel feedChannel = ac.getBean("feedChannel", PollableChannel.class);
    for (int i = 0; i < 10; i++) {
      Message<SyndEntry> message = (Message<SyndEntry>) feedChannel.receive(1000);
      if (message != null){
        SyndEntry entry = message.getPayload();
        System.out.println(entry.getPublishedDate() + " - " + entry.getTitle());
      }
      else {
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  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());
  }

}
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