|HOME PATTERNS RAMBLINGS ARTICLES TALKS DOWNLOAD BOOKS CONTACT|
How does a replier know where to send the reply?
The request message should contain a Return Address that indicates where to send the reply message.
This way, the replier does not need to know where to send the reply, it can just ask the request. If different messages to the same replier require replies to different places, the replier knows where to send the reply for each request. This encapsulates the knowledge of what channels to use for requests and replies within the requestor so those decisions do not have to be hard coded within the replier. A Return Address is put in the header of a message because it’s not part of the data being transmitted....
Want to track what happened since the book came out? Follow My Ramblings.
Want to read more in depth? Check out My Articles.
Want to see me live? See where I am speaking next.
|© 2003, 2015 • Bobby Woolf • All rights reserved.|