OASIS ebXML Messaging Services TC

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RE: [ebxml-msg] Can an MSH send a sync ack and then an async response?

  • 1.  RE: [ebxml-msg] Can an MSH send a sync ack and then an async response?

    Posted 01-18-2002 16:09
    Doesn't this conflict with the MS 2.0 spec and indirectly change the
    functionality of a MSH without the MS team voting on it?
    
    MS Lines 1632-1643 (section 7.4.7) would be in conflict with the CPA 1.1/2.0
    and would need to change.
    
    Cliff
    
    
    > -----Original Message-----
    > From: Arvola Chan [mailto:arvola@tibco.com]
    > Sent: Friday, January 18, 2002 1:03 PM
    > To: Cherian Sanjay; ebxml-msg@lists.oasis-open.org;
    > ebxml-cppa@lists.oasis-open.org
    > Subject: Re: [ebxml-msg] Can an MSH send a sync ack and then an async
    > response?
    >
    >
    > Sanjay:
    >
    > The next version of the CPP/A spec (don't yet know whether it is
    > going to be
    > called 1.1 or 2.0, but due end of 2/2002) that the ebxml-cppa TC
    > is working
    > on will have an additional synchronous reply mode defined,
    > "mshSignalsOnly".
    > In that mode, the receiver is expected to return the Acknowledgment
    > synchronously, and then any business level signal or response
    > asynchronously.
    >
    > -Arvola
    >
    > ----- Original Message -----
    > From: "Cherian, Sanjay" <Sanjay_Cherian@stercomm.com>
    > To: <ebxml-msg@lists.oasis-open.org>
    > Sent: Friday, January 18, 2002 12:08 PM
    > Subject: [ebxml-msg] Can an MSH send a sync ack and then an async
    > response?
    >
    >
    > > Hi,
    > >
    > > The question is 'Can an MSH send a sync ack and then an async response?'
    > >
    > > Lines 1632-1643 (section 7.4.7) in ebMS v2.0 states:
    > >
    > > If the syncReplyMode parameter is not none, a SyncReply element MUST
    > > be present and the MSH must return any response from the application or
    > > business process in the payload of the synchronous reply message, as
    > > appropriate.
    > >
    > > It would seem useful if the MSH could return the ack message
    > synchronously,
    > > close the HTTP connection and
    > > then send the business signal and/or response asynchronously.  This is
    > > necessary if the business process is
    > > long lived.  It also seems necessary for reliable messaging to work with
    > > SyncReply set.
    > >
    > > I would greatly appreciate an answer.
    > >
    > > Thanks a lot in advance.
    > >
    > > Regards,
    > > Sanjay J. Cherian
    > > Sterling Commerce,
    > > Irving, TX
    > >
    > >
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