List of usage examples for org.springframework.integration.ip.udp DatagramPacketMessageMapper fromMessage
@Override
public DatagramPacket fromMessage(Message<?> message)
From source file:org.springframework.integration.ip.udp.UdpChannelAdapterTests.java
@SuppressWarnings("unchecked") @Test/*from ww w . j a va2 s . c o m*/ 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())); }
From source file:org.springframework.integration.ip.udp.UdpChannelAdapterTests.java
@SuppressWarnings("unchecked") @Test//from w ww . ja v a 2 s . co m 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())); }
From source file:org.springframework.integration.ip.udp.UdpChannelAdapterTests.java
@SuppressWarnings("unchecked") @Test//w w w. j ava 2 s.c o m @Ignore public void testMulticastReceiver() throws Exception { QueueChannel channel = new QueueChannel(2); int port = SocketUtils.findAvailableUdpSocket(); MulticastReceivingChannelAdapter adapter = new MulticastReceivingChannelAdapter("225.6.7.8", 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); Message<byte[]> message = MessageBuilder.withPayload("ABCD".getBytes()).build(); DatagramPacketMessageMapper mapper = new DatagramPacketMessageMapper(); DatagramPacket packet = mapper.fromMessage(message); packet.setSocketAddress(new InetSocketAddress("225.6.7.8", port)); new DatagramSocket(0, Inet4Address.getByName(nic)).send(packet); Message<byte[]> receivedMessage = (Message<byte[]>) channel.receive(2000); assertNotNull(receivedMessage); assertEquals(new String(message.getPayload()), new String(receivedMessage.getPayload())); }
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 w w w . ja v a 2 s .co m*/ // 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()); }