Java Code Examples for org.springframework.messaging.converter.MessageConverter#toMessage()

The following examples show how to use org.springframework.messaging.converter.MessageConverter#toMessage() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: EventRouter.java From haven-platform with Apache License 2.0

6 votes

private void sendHistoryToNewSubscriber(AbstractSubProtocolEvent ev) {
    Message<byte[]> msg = ev.getMessage();
    StompHeaderAccessor ha = StompHeaderAccessor.wrap(msg);
    String pattern = ha.getDestination();
    if(!pattern.startsWith(PREFIX)) {
        // we must send only to appropriate paths
        return;
    }
    MessageConverter messageConverter = this.simpMessagingTemplate.getMessageConverter();

    for(BusData data: buses.values()) {
        String dest = getDestination(data.getId());
        if(!this.pathMatcher.match(pattern, dest)) {
            continue;
        }
        for(Object obj: data.getEvents()) {
            StompHeaderAccessor mha = Stomp.createHeaders(ha.getSessionId(), ha.getSubscriptionId());
            mha.setDestination(dest);
            Message<?> message = messageConverter.toMessage(obj, mha.getMessageHeaders());
            clientChannel.send(message);
        }
    }
}

Example 2

Source File: MessageUtils.java From rqueue with Apache License 2.0

5 votes

public static RqueueMessage buildMessage(
    MessageConverter messageConverter,
    String queueName,
    Object message,
    Integer retryCount,
    Long delayInMilliSecs) {
  Message<?> msg = messageConverter.toMessage(message, null);
  if (msg == null) {
    throw new MessageConversionException("Message could not be build (null)");
  }
  return new RqueueMessage(queueName, (String) msg.getPayload(), retryCount, delayInMilliSecs);
}

Example 3

Source File: Stomp.java From haven-platform with Apache License 2.0

5 votes

/**
 * Send message to queue of current session
 * @param subscriptionId
 * @param dest
 * @param msg
 */
public void sendToSubscription(String subscriptionId, String dest, Object msg) {
    Assert.notNull(subscriptionId, "subscriptionId is null");
    StompHeaderAccessor sha = createHeaders(sessionId, subscriptionId);
    MessageConverter messageConverter = this.template.getMessageConverter();
    sha.setDestination("/queue/" + dest);
    Message<?> message = messageConverter.toMessage(msg, sha.getMessageHeaders());
    clientChannel.send(message);
}

Example 4

Source File: ObjectMessageConverterTest.java From spring-cloud-aws with Apache License 2.0

5 votes

@Test
void testToMessageAndFromMessage() throws Exception {
	String content = "stringwithspecialcharsöäü€a8";
	MySerializableClass sourceMessage = new MySerializableClass(content);
	MessageConverter messageConverter = new ObjectMessageConverter();
	Message<?> message = messageConverter.toMessage(sourceMessage,
			getMessageHeaders("UTF-8"));
	assertThat(Base64.isBase64(message.getPayload().toString().getBytes("UTF-8")))
			.isTrue();
	MySerializableClass result = (MySerializableClass) messageConverter
			.fromMessage(message, MySerializableClass.class);
	assertThat(result.getContent()).isEqualTo(content);
}

Example 5

Source File: ObjectMessageConverterTest.java From spring-cloud-aws with Apache License 2.0

5 votes

@Test
void testToMessageAndFromMessageWithCustomEncoding() throws Exception {
	String content = "stringwithspecialcharsöäü€a8";
	MySerializableClass sourceMessage = new MySerializableClass(content);
	MessageConverter messageConverter = new ObjectMessageConverter("ISO-8859-1");
	Message<?> message = messageConverter.toMessage(sourceMessage,
			getMessageHeaders("ISO-8859-1"));
	assertThat(
			Base64.isBase64(message.getPayload().toString().getBytes("ISO-8859-1")))
					.isTrue();
	MySerializableClass result = (MySerializableClass) messageConverter
			.fromMessage(message, MySerializableClass.class);
	assertThat(result.getContent()).isEqualTo(content);
}