StompClientConnection has its subscribe method that returns the subscription id. Since we are futurizing the client, such method will instead return a Future of the result and thus we need before to have the subscribe method to use a receipt handler of the id instead of the frame.
StompClientConnectionhas itssubscribemethod that returns the subscription id. Since we are futurizing the client, such method will instead return aFutureof the result and thus we need before to have thesubscribemethod to use a receipt handler of the id instead of the frame.