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Re: SBA in a nutshell

Paco, It's good to know that you have grasped the concept well. That is why depending on the requirement, you may choose to declare ServiceManager on a different scope aside from local. But a ServiceManager (w/c is autoinstantiated) can not be unloaded if it is declared as a shared variable in, for...

Posted to Architecture and Design (Forum) by yeyi on 04-02-2008
Re: SBA in a nutshell

Hi kiboko, If your function only requests for a simple service, then yes, it may be the only requestor. But if the service calls other services, this is where things get interesting. You will also notice that I also pass along ServiceManager to other services that will use another srevice By Reference...

Posted to Architecture and Design (Forum) by yeyi on 04-01-2008
Re: SBA in a nutshell

Good Idea, I will try to whip up something and post the link on this thread.

Posted to Architecture and Design (Forum) by yeyi on 03-31-2008
SBA in a nutshell

The document provided by Matthew Green w/c presents a Serviced Based Architecture in Powerbuilder is the basis for all Kodigo services. Here is a shortlist of the features of this Architecture: Services are stateless. Services appear as singletons, meaning only one instance of a particular service will...

Posted to Architecture and Design (Forum) by yeyi on 03-30-2008
Service Based Architecture (PDF)

Posted to Source code (FileGallery) by yeyi on 02-25-2008

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