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Subject: [Fwd: Negotiation Business Process Implementation]
Someone please respond to this comment. Respond to Schlegel directly as well as to this list. Regards, Marty >Subject: [Fwd: Negotiation Business Process Implementation] >From: Sacha Schlegel <schlegel@cs.curtin.edu.au> >To: msachs@cyclonecommerce.com >Cc: schlegel@cs.curtin.edu.au >Organization: >X-Mailer: Ximian Evolution 1.2.4 >Date: 21 May 2003 01:40:34 +0800 >X-OriginalArrivalTime: 20 May 2003 17:45:37.0968 (UTC) >FILETIME=[9F962B00:01C31EF7] > >Hi Mr Sachs > >In case this mail does not make it to the ebxml-cppa-negot-comment >mailing list. > >Kind regards > >Sacha Schlegel > > >-----Forwarded Message----- > > > From: Sacha Schlegel <schlegel@cs.curtin.edu.au> > > To: ebxml-cppa-negot-comment@lists.oasis-open.org > > Cc: schlegel@cs.curtin.edu.au > > Subject: Negotiation Business Process Implementation > > Date: 21 May 2003 01:39:23 +0800 > > > > Hi ebXML CPPA-Negotiation team > > > > For project at Curtin University, Perth, Australia I have implemented a > > very basic non-compliant Business Service Interface (BSI) which "tries" > > to implement the Negotiation Business Process Specification (NBPS) > > instance XML file (uuid="bpid:ebXML:CPPA-Negotiation", > > version=."R02.00">. > > > > Have difficulties with the NBPS. > > > > From my understanding (also from reading the Automated Negotiation of > > Collaboration Protocol Agreements Specificiation Version 0.04) a valid > > negotiation can be the following: > > > > > > A -------------offer--------------> B > > A <----counter pending offer------- B (after 1st BC finished) > > A <---------counter offer---------- B (begin 2nd BC) > > A -----counter pending offer------> B > > A ----------counter offer---------> B > > A <---------accept----------------- B > > A --------final response----------> B (after 2nd BC finished) > > > > Legend: > > > > A Party A > > B Party B > > BC Binary Collaboration > > > > Assumption: There is allways a "counter pending offer" followed by a > > "counter offer" in the BinaryCollaboration "CPA Negotiation Counter > > Offer BC". > > > > Studying the NBPS I dont get to the above assumption. Assuming that the > > "postCondition" in the BusinessTransactionActivity "CPA Counter Offer 2 > > BTA" and "CPA Counter Offer 1 BTA" indicates the "reversion". BTW the > > value of "postCondition" which is "Parties reverse roles they play" > > cannot be interpreted by a common BSI IMHO. > > > > The error I see is that the parties revers roles ONLY if one party > > responds to a counter offer with "counter pending offer" but not with an > > accept or reject doc. That is not clear from the NBPS > > > > Kind regards. > > > > Sacha Schlegel > > > > PS: Next step is to provide a user interface (sort of backend) to the > > BSI to set the content of the offer and counter offer documents to > > negotiate over a draft CPA and its NDD. > > > > -- > > ------------------------------------------------ > > Sacha Schlegel > > ------------------------------------------------ > > 4 Warwick Str, 6102 St. James, Perth, Australia > > sacha@schlegel.li www.schlegel.li > > public key: www.schlegel.li/sacha.gpg > > ------------------------------------------------ >-- >------------------------------------------------ >Sacha Schlegel >------------------------------------------------ >4 Warwick Str, 6102 St. James, Perth, Australia >sacha@schlegel.li www.schlegel.li >public key: www.schlegel.li/sacha.gpg >------------------------------------------------ ************************************* Martin Sachs standards architect Cyclone Commerce msachs@cyclonecommerce.com
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