On Tue, 2005-02-15 at 10:31 +0100, Michael Marks wrote:
> Hello Ian,
> 
> thank you very much for answering so detailed to my WS-RF-newbie-questions.
> It clarifies a lot 
> 
> the use of document-literal message-style in the WS-RF and Web Services in
> general.
> 
> Regarding question #1: I believe, the use of inputs with zero parts is
> useful especially in 
> 
> case of WS-RF. As the WS-Resource we talk to is identified by
> wsa:ReferenceProperties(until 
> 
> yet, we'll see what the RefProp-Removal-Discussion will bring), we can send
> messages to a 
> 
> service using this identified WS-Resource without the need of any other
> parameter.
> 
> An example could be:
> 
> An E-Shop provides a ShoppingCart as WS-Resource. The ShoppingCart can be
> created, 
> 
> modified(adding,deleting articles), destroyed and finally ordered. Asuming
> the 
> 
> creation-operation of a ShoppingCart-Resource takes the customer-identity as
> a parameter and 
> 
> the stateful resource is bound to the identified customer after creation -
> say by a 
> 
> ResourceProperty "eshop:customerID". There would be no need for providing
> any other information 
> 
> to the ShoppingCart.order() - operation. (I'm not sure, if this is a
> real-world example, as 
> 
> normally a ShoppingCart is created without identifying the customer. The
> binding to the 
> 
> ordering customer is m,ost often done at ordertime (see amazon).) But I
> believe, it's a 
> 
> question of modeling the underlying workflow.
> 
> At the moment, a developer has no chance to model the example described
> above with the WS-RF.

I'm not quite sure what makes you say that, can you elaborate?

/Sam

-- 
Sam Meder <[EMAIL PROTECTED]>
The Globus Alliance - University of Chicago
630-252-1752



---------------------------------------------------------------------
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]

Reply via email to