Re: [xml-dev] Categories of Web Service messages: data-oriented vs actio

["Rob Lugt" <roblugt@elcel.com>]

From: "Roger L. Costello" <costello@mitre.org>
>
> 2) You can have rich messages where actions apply to portions of a
> message, rather than just one action for the entire message.
>
> Question: I am not convinced of 2).  Yes, I can see that in acting upon
> received data a service may want to launch other business process on
> parts of the data.  But, shouldn't this be transparent to the sender of
> the message?  Why would the "sender" want express actions on subtrees?
> I guess that I need a good example to be convinced.
>

How about the example of an Address Book that someone mentioned earlier?  In
this case you might want to "update" an address book entry and (for the
email-addresses sub-tree) "Add" one or more email address.

~Rob