RE: [ebxml-dev] BPMI?

[Stefano POGLIANI <stefano.pogliani@sun.com>]

I fully agree on this.
I think that MSH could be considered as a "logical subsystem" of
the BSI or, generically, of the runtime which manages the one-side
of an ebXML conversation.

/stefano

> -----Original Message-----
> From: Martin W Sachs [mailto:mwsachs@us.ibm.com]
> Sent: 25 February 2002 15:28
> To: Patrick Yee
> Cc: Chaemee Kim; Stefano POGLIANI; bhaugen; Jean-Jacques Dubray;
> ebxml-dev@lists.ebxml.org
> Subject: Re: [ebxml-dev] BPMI?
>
>
>
> MSH's function is to pass messages between the two partners.  That is part
> of "execution of the CPA" but not the whole thing.  The BPSS instance
> document is logically part of the CPA.  The MSH does nothing about BPSS
> function.  BPSS function is largely choreography. Checking correct
> execution of the choreography is the job of a function in the middleware
> (BSI) above the MSH.
>
> ******************************************************************
> *******************
>
> Martin W. Sachs
> IBM T. J. Watson Research Center
> P. O. B. 704
> Yorktown Hts, NY 10598
> 914-784-7287;  IBM tie line 863-7287
> Notes address:  Martin W Sachs/Watson/IBM
> Internet address:  mwsachs @ us.ibm.com
> ******************************************************************
> *******************
>
>
>
> Patrick Yee <kcyee@csis.hku.hk> on 02/24/2002 11:05:09 PM
>
> To:    Chaemee Kim <cmkim@ktnet.com>, Stefano POGLIANI
>        <stefano.pogliani@sun.com>, bhaugen <linkage@interaccess.com>,
>        Jean-Jacques Dubray <jjd@eigner.com>, ebxml-dev@lists.ebxml.org
> cc:
> Subject:    Re: [ebxml-dev] BPMI?
>
>
>
> > (4) What's the main role of BSI and MSH(Messaging Service Handler)?
> > BPMS have to understand BPSS & BPML.
> > BSI have to understand CPA.
> > BSI have to manage the message in the level of Business Transaction, not
> Collaboration.
> > Business Transaction means one transaction of requesting and responding
> activity.
> > In MSH, it have to manage the message in the level of Business Service.
> > Business Service means the unit of sending message & receiving
> signal for
> ack or exception.
> >
>
> In my opinion, MSH is quite detachable in the picture of BPSS/BPML/BSI. It
> can be viewed as an "executor" of the agreed CPA. Of course, the
> parameters
> agreed in CPA should be passed to the MSH for execution. Other
> than that, I
> will regard MSH and BP* to be lived in two separate layers.
>
> Please correct me if my concept is wrong. Thanks.
>
> -Patrick
>
>
>
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