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

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Michael Kay wrote:
> If you send a data message, without any indication of why you are sending
> it, then there must be something extraneous to the message itself that
> indicates the purpose of the message and what you expect to happen to it.
> For example, this may be implied by the URL or other destination that you
> send the message to.
> I prefer to have the action included as part of the message rather than
> being implied by context, so I have used techniques like including an
> attribute such as action="add|update|delete|find" on the outermost element.
> With a data-only message, how would you send a delete request?

You send a delete request to the URI that represents the thing you want
not to exist anymore. HTTP has a method for this but of course you could
use a SOAP method call or whatever.

 Paul Prescod


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