Example usage for org.springframework.amqp.rabbit.listener SimpleMessageListenerContainer getMessageListener

Introduction

In this page you can find the example usage for org.springframework.amqp.rabbit.listener SimpleMessageListenerContainer getMessageListener.

Prototype

public Object getMessageListener() 

Source Link

Usage

From source file:org.springframework.integration.amqp.channel.DispatcherHasNoSubscribersTests.java

@Test
public void testPtP() {
    final Channel channel = mock(Channel.class);
    Connection connection = mock(Connection.class);
    doAnswer(new Answer<Channel>() {
        public Channel answer(InvocationOnMock invocation) throws Throwable {
            return channel;
        }//from   ww w  . j  a  v a2s.co  m
    }).when(connection).createChannel(anyBoolean());
    ConnectionFactory connectionFactory = mock(ConnectionFactory.class);
    when(connectionFactory.createConnection()).thenReturn(connection);
    SimpleMessageListenerContainer container = new SimpleMessageListenerContainer();
    container.setConnectionFactory(connectionFactory);
    AmqpTemplate amqpTemplate = mock(AmqpTemplate.class);

    PointToPointSubscribableAmqpChannel amqpChannel = new PointToPointSubscribableAmqpChannel(
            "noSubscribersChannel", container, amqpTemplate);
    amqpChannel.setBeanName("noSubscribersChannel");
    amqpChannel.afterPropertiesSet();

    MessageListener listener = (MessageListener) container.getMessageListener();
    try {
        listener.onMessage(new Message("Hello world!".getBytes(), null));
        fail("Exception expected");
    } catch (MessageDeliveryException e) {
        assertEquals("Dispatcher has no subscribers for amqp-channel 'noSubscribersChannel'.", e.getMessage());
    }
}

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From source file:org.springframework.integration.amqp.channel.DispatcherHasNoSubscribersTests.java

@Test
public void testPubSub() {
    final Channel channel = mock(Channel.class);
    Connection connection = mock(Connection.class);
    doAnswer(new Answer<Channel>() {
        public Channel answer(InvocationOnMock invocation) throws Throwable {
            return channel;
        }/*from   w  w w  .  j a v  a 2 s  .  com*/
    }).when(connection).createChannel(anyBoolean());
    ConnectionFactory connectionFactory = mock(ConnectionFactory.class);
    when(connectionFactory.createConnection()).thenReturn(connection);
    SimpleMessageListenerContainer container = new SimpleMessageListenerContainer();
    container.setConnectionFactory(connectionFactory);
    AmqpTemplate amqpTemplate = mock(AmqpTemplate.class);
    final Queue queue = new Queue("noSubscribersQueue");
    PublishSubscribeAmqpChannel amqpChannel = new PublishSubscribeAmqpChannel("noSubscribersChannel", container,
            amqpTemplate) {
        @Override
        protected Queue initializeQueue(AmqpAdmin admin, String channelName) {
            return queue;
        }
    };
    amqpChannel.setBeanName("noSubscribersChannel");
    amqpChannel.afterPropertiesSet();

    List<String> logList = insertMockLoggerInListener(amqpChannel);
    MessageListener listener = (MessageListener) container.getMessageListener();
    listener.onMessage(new Message("Hello world!".getBytes(), null));
    verifyLogReceived(logList);
}

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From source file:org.springframework.integration.amqp.channel.DispatcherHasNoSubscribersTests.java

private List<String> insertMockLoggerInListener(PublishSubscribeAmqpChannel channel) {
    SimpleMessageListenerContainer container = TestUtils.getPropertyValue(channel, "container",
            SimpleMessageListenerContainer.class);
    Log logger = mock(Log.class);
    final ArrayList<String> logList = new ArrayList<String>();
    doAnswer(new Answer<Object>() {
        public Object answer(InvocationOnMock invocation) throws Throwable {
            String message = (String) invocation.getArguments()[0];
            if (message.startsWith("Dispatcher has no subscribers")) {
                logList.add(message);//from   w w  w  .  j ava  2  s .co  m
            }
            return null;
        }
    }).when(logger).warn(anyString(), any(Exception.class));
    when(logger.isWarnEnabled()).thenReturn(true);
    Object listener = container.getMessageListener();
    DirectFieldAccessor dfa = new DirectFieldAccessor(listener);
    dfa.setPropertyValue("logger", logger);
    return logList;
}

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