Example usage for org.springframework.messaging.converter MappingJackson2MessageConverter toMessage

Introduction

In this page you can find the example usage for org.springframework.messaging.converter MappingJackson2MessageConverter toMessage.

Prototype

@Override
    @Nullable
    public final Message<?> toMessage(Object payload, @Nullable MessageHeaders headers) 

Source Link

Usage

From source file:org.springframework.cloud.aws.messaging.listener.QueueMessageHandlerTest.java

@Test
public void receiveMessage_methodWithCustomObjectAsParameter_parameterIsConverted() throws Exception {
    StaticApplicationContext applicationContext = new StaticApplicationContext();
    applicationContext.registerSingleton("incomingMessageHandler",
            IncomingMessageHandlerWithCustomParameter.class);
    applicationContext.registerSingleton("queueMessageHandler", QueueMessageHandler.class);
    applicationContext.refresh();/*from  w w  w  .j av  a 2  s.  c  o  m*/

    MessageHandler messageHandler = applicationContext.getBean(MessageHandler.class);
    DummyKeyValueHolder messagePayload = new DummyKeyValueHolder("myKey", "A value");
    MappingJackson2MessageConverter jsonMapper = new MappingJackson2MessageConverter();
    Message<?> message = jsonMapper.toMessage(messagePayload,
            new MessageHeaders(Collections.<String, Object>singletonMap(
                    QueueMessageHandler.Headers.LOGICAL_RESOURCE_ID_MESSAGE_HEADER_KEY, "testQueue")));
    messageHandler.handleMessage(message);

    IncomingMessageHandlerWithCustomParameter messageListener = applicationContext
            .getBean(IncomingMessageHandlerWithCustomParameter.class);
    assertNotNull(messageListener.getLastReceivedMessage());
    assertEquals("myKey", messageListener.getLastReceivedMessage().getKey());
    assertEquals("A value", messageListener.getLastReceivedMessage().getValue());
}

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