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Roger L. Costello wrote,
> The purchase-CD action is an attribute of the <PurchaseOrder>
> element. The bill-credit-card action is an attribute of the <credit-
> card> element. The mail-item action is an attribute of the
> <delivery-address> element.
>
> Questions:
>
> 1. I am having a really hard time understanding the later two
> actions. Of course I understand that a service would need to perform
> these two actions, but I fail to understand why a "client" would have
> to explicitly specify these actions in the XML message. Such "sub-
> actions" seem to be part of the semantics of the umbrella "purchase-
> CD" action. Can someone explain this to me? Or, is it just a poor
> example of a multi-action message? If so, please give me a better
> example.
I think it's a mistake to think of these as (sub)actions.
If actions correspond intuitively to verbs, then these "subactions"
correspond to adverbial modifiers (in what manner? how? with what?
where? etc.).
Cheers,
Miles
--
Miles Sabin InterX
Internet Systems Architect 27 Great West Road
+44 (0)20 8817 4030 Middx, TW8 9AS, UK
msabin@interx.com http://www.interx.com/
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