For large unit of work, it may take certain time for processing. In most cases, we just skip the reply message in the hand-shaking. But this approach would leave a hole for governance / control. So, how can we supporting asynchronous prcoessing in web service?
This old article dated 2003, which said :
“A really simple alternative solution provides message delivery guarantees by using the file transfer protocol (FTP) to implement the type of reliable store-and-forward techniques found in message queuing middleware.” ….
Is it still valid today? or should we use more promising delivery channels, such as MQ instead of FTP?