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Subject: RE: [wsbpel] Issue 53 - Motion for consideration by the TC
+1 Dieter Roller IBM Senior Technical Staff Member (STSM) Member IBM Academy of Technology Phone : +49-7031-164476 Fax : +49-7031-164890 e-mail rol@de.ibm.com |---------+----------------------------> | | "Yaron Goland" | | | <ygoland@bea.com>| | | | | | 01/08/2004 09:13 | | | PM | | | Please respond to| | | ygoland | | | | |---------+----------------------------> >------------------------------------------------------------------------------------------------------------------------------| | | | To: "'Satish Thatte'" <satisht@microsoft.com>, "'Green, Alastair J.'" <Alastair.Green@choreology.com>, | | <wsbpel@lists.oasis-open.org> | | cc: | | Subject: RE: [wsbpel] Issue 53 - Motion for consideration by the TC | | | | | >------------------------------------------------------------------------------------------------------------------------------| +1 We have enough oceans to boil. Let us please not add another. > -----Original Message----- > From: Satish Thatte [mailto:satisht@microsoft.com] > Sent: Wednesday, January 07, 2004 12:49 PM > To: Green, Alastair J.; wsbpel@lists.oasis-open.org > Subject: RE: [wsbpel] Issue 53 - Motion for consideration by the TC > > > Alastair, > > As you know I recognize the importance of business transactions and > process coordination. However, as I said during the call > today, I have > serious concerns about the specific approach you are proposing > > 1. It uses a vanilla outcome notification rather than > application-defined operations. As such I don't see how application > data will be transmitted along with the notifications. This is > analogous to the issue we had internally within BPEL > (issue#3) regarding > compensation handlers getting access to "global state". > > 2. The simple outcome-notification for cancel/confirm is just one > stylized pattern for process coordination. Other patterns > are possible > -- for instance one where the original work (e.g., a purchase > order) may > be changed rather than just cancelled/confirmed. But with > the explicit > handler approach this would require additional syntactic extensions (a > change handler?). > > 3. We can already model these stylized patterns using existing BPEL > mechanisms as I tried to illustrate with my presentation at the F2F > (just uploaded to TC site under "related resources"). > > 4. I believe the details of actually making this work with multiple > concrete coordination protocols will get very hairy in practice, and > could become a rather serious problem for interoperability. > > Even if we cannot agree that the "design pattern" approach I suggested > is the right approach for the long term, I think we can agree that our > priority should be to correct, clarify and complete the feature set we > already have in BPEL, which is large and complex enough, and where we > still have significant technical difficulties to work through (e.g., > issue#10). > > If we want to finish the work of this TC by the middle of > 2004, I would > strongly urge that we (at a minimum) defer this new feature > dimension to > a later version when it can be given the scope of effort it > deserves. > > Satish > ________________________________________ > From: Green, Alastair J. [mailto:Alastair.Green@choreology.com] > Sent: Wednesday, January 07, 2004 5:55 AM > To: wsbpel@lists.oasis-open.org > Subject: [wsbpel] Issue 53 - Motion for consideration by the TC > > Please find attached a motion for consideration as new business, and > some related notes. > > Thanks, > > Alastair > > > To unsubscribe from this mailing list (and be removed from > the roster of the OASIS TC), go to > http://www.oasis-open.org/apps/org/workgroup/wsbpel/members/le > ave_workgroup.php. > > To unsubscribe from this mailing list (and be removed from the roster of the OASIS TC), go to http://www.oasis-open.org/apps/org/workgroup/wsbpel/members/leave_workgroup.php . #### winmail.dat has been removed from this note on January 09 2004 by Dieter Roller
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