Example usage for org.springframework.integration.handler ServiceActivatingHandler ServiceActivatingHandler

Introduction

In this page you can find the example usage for org.springframework.integration.handler ServiceActivatingHandler ServiceActivatingHandler.

Prototype

public <T> ServiceActivatingHandler(MessageProcessor<T> processor) 

Source Link

Usage

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.  j  a va  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());
}

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