// consumer handler
ExchangeSink outHandler = new ExchangeSink();
Service service = new MockService(name, new InOutService(), inHandler);
ServiceReference reference = new ServiceReferenceImpl(name, new InOutService(), null, null);
Dispatcher dispatch = _provider.createDispatcher(reference);
Exchange exchange = dispatch.createExchange(outHandler, ExchangePattern.IN_OUT);
exchange.consumer(reference, reference.getInterface().getOperation(ServiceInterface.DEFAULT_OPERATION));
exchange.provider(service, service.getInterface().getOperation(ServiceInterface.DEFAULT_OPERATION));
Message message = exchange.createMessage();
exchange.send(message.setContent(REQUEST));
Thread.sleep(400);