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Re: NEW ISSUE: EPR comparison rule doesn't support Web services gateways/routers [i048]

From: Mark Nottingham <mark.nottingham@bea.com>
Date: Fri, 28 Jan 2005 20:34:17 -0800
Message-Id: <f7d15fab4923a29f4455ad507a3426b6@bea.com>
Cc: public-ws-addressing@w3.org
To: Francisco Curbera <curbera@us.ibm.com>

This is now issue 048;
   http://www.w3.org/2002/ws/addr/wd-issues/#i048

Cheers,


On Jan 25, 2005, at 11:28 AM, Francisco Curbera wrote:

> The text now states that two EPRs with the same URL and different ref.
> params. have the same metadata. This leaves out an important use case 
> of
> Web service gateways/routers which is one of the most pervasive Web
> services products in the industry. In a gateway architecture we 
> encounter
> situations where a single external address (http, smtp, message queue o
> whatever) front ends a variety of services deployed inside the 
> enterprise.
> These have typically different metadata, including both different WSLD 
> and
> policies, etc. This not uncommon arrangement will not be supported by 
> the
> resolution above, since the implication is that all services would 
> need to
> be different copies of the same one - same WSDL etc. Note that this 
> kind of
> restriction is also completely absent from WSDL 2.0 for example, where 
> two
> endpoints are not restricted to have separate addresses.

--
Mark Nottingham   Principal Technologist
Office of the CTO   BEA Systems
Received on Saturday, 29 January 2005 04:34:32 GMT

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