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RE: Definitions

From: David Orchard <david.orchard@bea.com>
Date: Mon, 18 Mar 2002 15:56:20 -0800
To: "'David Booth'" <dbooth@w3.org>, <www-ws-desc@w3.org>, <www-ws-arch@w3.org>
Message-ID: <029d01c1ced8$811d8da0$420ba8c0@beasys.com>
David,

I think the WS-Arch WG has a revised definition as a result of our March 7th
meeting [1].  The editors haven't updated the editors copy of the wsarch doc
yet.

The definition approved as a working draft definition does contain the words
URI and XML. [2]

Cheers,
Dave

[1] http://www.w3.org/2002/ws/arch/2/03/07-minutes
[2] http://lists.w3.org/Archives/Public/www-ws-arch/2002Mar/0084.html


> -----Original Message-----
> From: www-ws-arch-request@w3.org [mailto:www-ws-arch-request@w3.org]On
> Behalf Of David Booth
> Sent: Monday, March 18, 2002 3:22 PM
> To: www-ws-desc@w3.org; www-ws-arch@w3.org
> Subject: Definitions
>
>
> Here is a new draft of definitions, incorporating a number of
> people's
> suggestions and concerns.  I am cross posting this to both
> the WS-Arch WG
> and the WS-Desc WG because it is clearly relevant to both
> groups.  Again,
> please comment.
>
>
> Non-Normative Definitions
> =========================
>
> Web Service
> "A web service is is a software application or component that can be
> accessed over the Internet using a
> vendor/platform/language-neutral data
> interchange format to invoke the service and supply the
> response, using a
> rigorously defined message exchange pattern, and producing a
> result that is
> sufficiently well-defined to be processed by a software
> application." [1]
>
> [The above definition was lifted verbatim from a WS Arch WG
> draft.[1]  Note
> that this definition does not specifically mention "URI" or
> "XML".  If the
> definition of "Web Service" does not specifically mention URI
> or XML, then
> I would suggest that we specifically mention "URI" and "XML"
> elsewhere in
> our requirements, if desired.  -- David Booth]
>
> Client
> Software that makes use of a Web Service, acting as its
> "user" or "customer".
>
> Normative Definitions
> =====================
>
> Message
> The basic unit of communication between a Web Service and a
> Client: data to
> be communicated to or from a Web Service as a single logical
> transmission.
>
> Operation
> A set of messages related to a single Web Service action.
>
> Interface (a/k/a "Port Type")
> A logical grouping of operations.   An Interface represents an
> abstract  Service type, independent of transmission protocol
> and data format.
>
> Binding
> An association between an Interface, a concrete protocol and a data
> format.  A Binding specifies the protocol and data format to
> be used in
> transmitting messages defined by the associated Interface.
>
> Port
> An association between a Binding and a network address,
> specified by a URI,
> that may be used to communicate with an instance of a
> Service.  A Port
> indicates a specific location for accessing a Service using a
> specific
> protocol and data format.
>
> Service
> A collection of Ports.
>
> References
> ==========
>
> [1] http://www.w3.org/2002/ws/arch/2/wd-wsawg-reqs-03042002
>
>
> David Booth
> W3C Fellow / Hewlett-Packard
> Telephone: +1.617.253.1273
>
>
Received on Monday, 18 March 2002 18:58:33 GMT

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