- From: Yalcinalp, Umit <umit.yalcinalp@sap.com>
- Date: Mon, 14 Feb 2005 20:54:47 +0100
- To: "Anish Karmarkar" <Anish.Karmarkar@oracle.com>, <public-ws-addressing@w3.org>
>-----Original Message----- >From: public-ws-addressing-request@w3.org >[mailto:public-ws-addressing-request@w3.org] >Sent: Friday, Feb 11, 2005 16:44 PM >To: public-ws-addressing@w3.org >Subject: Issue i020, subissue iv: resolution proposal > > >I took an action during last week's call to send wordings that can be >added to the core spec to resolve issue i020, subissue iv. > >Based on last week's call here is the information I have tried to >capture in the paragraph at the end of this email: > >1) WSDL 2.0 and WS-Addressing uses the same term "endpoint" which can >cause confusion (a WSDL endpoint can also be used to provide >addressing >information). >2) Jonathan's explanation that there are three different thing: an >endpoint, description of an endpoint and a reference to an endpoint. >3) An endpoint can have multiple descriptions >4) Multiple EPRs can point to the same endpoint (this was not >discussed >during the call, but I see this as a logical conclusion from >the discussion) >5) An EPR and a Description are optimized to do different things. I >don't think there was an agreement that an EPR is optimized >for runtime >use and description for static use (suggested by Paco). Instead I have >used wordings which say that an EPR is optimized to convey addressing >information and WSDL is optimized to describe the service. > >I would like to propose that we add the paragraph at the end of this >email in the Introduction section of core right after: >"A Web service endpoint is a (referenceable) entity, processor, or >resource to which Web service messages can be addressed. Endpoint >references convey the information needed to address a Web >service endpoint." > >New text to be added: >"Note that WSDL 2.0 has an Endpoint component [ref] which along with >other WSDL 2.0 components can be used to describe a Web service >endpoint. A Web service endpoint may in fact have multiple such >descriptions. > Similarly multiple EPRs can be used to convey >information >needed to address a particular Web service endpoint. An EPR is >optimized >to convey information required to address a Web service >endpoint whereas >a WSDL 2.0 description is optimized to describe a Web service." > >Please suggest alternatives/changes if you don't like the exact text. > I support the text you have added. It clarifies a lot of the confusion wrt the relationship between Endpoints, WSDL Endpoint components and EPRs. >Thx. > >-Anish >-- > --umit >
Received on Monday, 14 February 2005 19:55:41 UTC