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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.
> 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
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?
Miles Sabin InterX
Internet Systems Architect 27 Great West Road
+44 (0)20 8817 4030 Middx, TW8 9AS, UK