Example usage for org.springframework.integration.ip.udp UnicastReceivingChannelAdapter setOutputChannel

Introduction

In this page you can find the example usage for org.springframework.integration.ip.udp UnicastReceivingChannelAdapter setOutputChannel.

Prototype

@Override
    public void setOutputChannel(MessageChannel outputChannel) 

Source Link

Usage

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

@SuppressWarnings("unchecked")
@Test//from   w w w.j a v a 2s  . c  om
public void testUnicastReceiver() throws Exception {
    QueueChannel channel = new QueueChannel(2);
    int port = SocketUtils.findAvailableUdpSocket();
    UnicastReceivingChannelAdapter adapter = new UnicastReceivingChannelAdapter(port);
    adapter.setOutputChannel(channel);
    //      SocketUtils.setLocalNicIfPossible(adapter);
    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<byte[]> receivedMessage = (Message<byte[]>) channel.receive(2000);
    assertEquals(new String(message.getPayload()), new String(receivedMessage.getPayload()));
}

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

@SuppressWarnings("unchecked")
@Test/* w w  w.  jav  a  2 s  .com*/
public void testUnicastReceiverWithReply() throws Exception {
    QueueChannel channel = new QueueChannel(2);
    int port = SocketUtils.findAvailableUdpSocket();
    UnicastReceivingChannelAdapter adapter = new UnicastReceivingChannelAdapter(port);
    adapter.setOutputChannel(channel);
    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));
    final DatagramSocket socket = new DatagramSocket(SocketUtils.findAvailableUdpSocket());
    socket.send(packet);
    final AtomicReference<DatagramPacket> theAnswer = new AtomicReference<DatagramPacket>();
    final CountDownLatch receiverReadyLatch = new CountDownLatch(1);
    final CountDownLatch replyReceivedLatch = new CountDownLatch(1);
    //main thread sends the reply using the headers, this thread will receive it
    Executors.newSingleThreadExecutor().execute(new Runnable() {
        public void run() {
            DatagramPacket answer = new DatagramPacket(new byte[2000], 2000);
            try {
                receiverReadyLatch.countDown();
                socket.receive(answer);
                theAnswer.set(answer);
                replyReceivedLatch.countDown();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    });
    Message<byte[]> receivedMessage = (Message<byte[]>) channel.receive(2000);
    assertEquals(new String(message.getPayload()), new String(receivedMessage.getPayload()));
    String replyString = "reply:" + System.currentTimeMillis();
    byte[] replyBytes = replyString.getBytes();
    DatagramPacket reply = new DatagramPacket(replyBytes, replyBytes.length);
    reply.setSocketAddress(
            new InetSocketAddress((String) receivedMessage.getHeaders().get(IpHeaders.IP_ADDRESS),
                    (Integer) receivedMessage.getHeaders().get(IpHeaders.PORT)));
    assertTrue(receiverReadyLatch.await(10, TimeUnit.SECONDS));
    new DatagramSocket().send(reply);
    assertTrue(replyReceivedLatch.await(10, TimeUnit.SECONDS));
    DatagramPacket answerPacket = theAnswer.get();
    assertNotNull(answerPacket);
    assertEquals(replyString, new String(answerPacket.getData(), 0, answerPacket.getLength()));
}

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

@SuppressWarnings("unchecked")
@Test/*from ww w  . j a v a2  s  . c  o m*/
public void testUnicastSender() throws Exception {
    QueueChannel channel = new QueueChannel(2);
    int port = SocketUtils.findAvailableUdpSocket();
    UnicastReceivingChannelAdapter adapter = new UnicastReceivingChannelAdapter(port);
    adapter.setBeanName("test");
    adapter.setOutputChannel(channel);
    //      SocketUtils.setLocalNicIfPossible(adapter);
    adapter.start();
    SocketTestUtils.waitListening(adapter);

    //      String whichNic = SocketUtils.chooseANic(false);
    UnicastSendingMessageHandler handler = new UnicastSendingMessageHandler("localhost", port, false, true,
            "localhost",
            //            whichNic,
            SocketUtils.findAvailableUdpSocket(), 5000);
    //      handler.setLocalAddress(whichNic);
    handler.afterPropertiesSet();
    Message<byte[]> message = MessageBuilder.withPayload("ABCD".getBytes()).build();
    handler.handleMessage(message);
    Message<byte[]> receivedMessage = (Message<byte[]>) channel.receive(2000);
    assertEquals(new String(message.getPayload()), new String(receivedMessage.getPayload()));
}

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

@SuppressWarnings("unchecked")
@Test// w  w w.  j a  va2s.  c o m
@Ignore
public void testMulticastSender() throws Exception {
    QueueChannel channel = new QueueChannel(2);
    int port = SocketUtils.findAvailableUdpSocket();
    UnicastReceivingChannelAdapter adapter = new MulticastReceivingChannelAdapter("225.6.7.9", port);
    adapter.setOutputChannel(channel);
    String nic = SocketTestUtils.chooseANic(true);
    if (nic == null) { // no multicast support
        LogFactory.getLog(this.getClass()).error("No Multicast support");
        return;
    }
    adapter.setLocalAddress(nic);
    adapter.start();
    SocketTestUtils.waitListening(adapter);

    MulticastSendingMessageHandler handler = new MulticastSendingMessageHandler("225.6.7.9", port);
    handler.setLocalAddress(nic);
    Message<byte[]> message = MessageBuilder.withPayload("ABCD".getBytes()).build();
    handler.handleMessage(message);

    Message<byte[]> receivedMessage = (Message<byte[]>) channel.receive(2000);
    assertNotNull(receivedMessage);
    assertEquals(new String(message.getPayload()), new String(receivedMessage.getPayload()));
}

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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);
    //      SocketUtils.setLocalNicIfPossible(adapter);
    adapter.setOutputChannel(channel);/* www.  j av  a  2  s  .c o m*/
    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());
}

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