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RE: Asynchronous WebServices

From: Naresh Agarwal <nagarwal@in.firstrain.com>
Date: Tue, 9 Jul 2002 20:38:34 +0530
Message-ID: <205C5F16CA92F94484F054E94520F4D708F0D1@mail.in.firstrain.com>
To: "Hugo Haas" <hugo@w3.org>
Cc: <www-ws-arch@w3.org>

Hi Hugo

thanks for the reply!

> SOAP 1.2 allows asynchronous modes of operations. As a matter of fact,
> the requirements document contains tmo use cases of asynchronous
> messaging: S17[1] and S20[2].


SOAP1.2 explicitly defines currently only two MEPs, but none of these 
covers *asynchronous messaging*.

Are more MEPs expected in SOAP1.2?

> WSDL 1.2 does have an explicit requirement (R097[3]) to allow
> description of asynchronous message exchange patterns.

Does WSDL1.2 working draft includes 
*description of asynchronous message exchange patterns*


thanks,
regards,
Naresh Agarwal

> -----Original Message-----
> From: Hugo Haas [mailto:hugo@w3.org]
> Sent: Tuesday, July 09, 2002 1:33 PM
> To: Naresh Agarwal
> Cc: www-ws-arch@w3.org
> Subject: Re: Asynchronous WebServices
> 
> 
> * Naresh Agarwal <nagarwal@in.firstrain.com> [2002-07-06 16:59+0530]
> > According to Gartner and other market reseatch agencies, 
> the future of web service lie in *Asynchronous Web Services* 
> > using transport protocols like BEEP, SMTP etc.
> > 
> > SOAP1.1 and WSDL1.1 donot talk about the asynchrony anywhere.
> > 
> > Are these standards *complete* in terms of supporting 
> ASYNCHRONOUS web services?
> > 
> > If not, do SOAP1.2 and WSDL1.2 support asynchronous web services.
> 
> SOAP 1.2 allows asynchronous modes of operations. As a matter of fact,
> the requirements document contains tmo use cases of asynchronous
> messaging: S17[1] and S20[2].
> 
> WSDL 1.2 does have an explicit requirement (R097[3]) to allow
> description of asynchronous message exchange patterns.
> 
> I would add the asynchrony is shown in several examples in the Web
> Services Architecture Usage Scenarios[4].
> 
> Regards,
> 
> Hugo
> 
>   1. http://www.w3.org/TR/2002/WD-xmlp-reqs-20020626#s17
>   2. http://www.w3.org/TR/2002/WD-xmlp-reqs-20020626#s20
>   3. http://www.w3.org/TR/2002/WD-ws-desc-reqs-20020429/#desintwserv
>   4. http://www.w3.org/2002/ws/arch/2/ws-arch-scenarios-20020619.html
> -- 
> Hugo Haas - W3C
> mailto:hugo@w3.org - http://www.w3.org/People/Hugo/ - 
> tel:+1-617-452-2092
> 
Received on Tuesday, 9 July 2002 11:09:36 GMT

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