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Subject: RE: [sca-j] AW: ISSUE 8: Concurrency model for Service Reference instances



Michael,

OK, let's declare a truce on the code front  ;-)

I agree that this needs no changes in the spec.

I'd still like to ask why we need to keep setConversationID()?  Is there really that much useful function associated with it?

Yours,  Mike.

Strategist - Emerging Technologies, SCA & SDO.
Co Chair OASIS SCA Assembly TC.
IBM Hursley Park, Mail Point 146, Winchester, SO21 2JN, Great Britain.
Phone & FAX: +44-1962-818014    Mobile: +44-7802-467431  
Email:  mike_edwards@uk.ibm.com



"Michael Rowley" <mrowley@bea.com>

27/02/2008 13:38

To
Mike Edwards/UK/IBM@IBMGB, "OASIS Java" <sca-j@lists.oasis-open.org>
cc
Subject
RE: [sca-j] AW: ISSUE 8: Concurrency model for Service Reference instances





 
You are absolutely right about the race condition in my code.  And yes, getting code to be thread safe while also allowing some concurrency is far from trivial.
 
Nonetheless, nothing we are suggesting requires anything new from the spec.  If the developer wanted to keep things simple, the entire buyBook routine would just be synchronized, the developer would gain simplicity at the cost of some concurrency.  I’m not sure we need to get rid of setConversationID() as a means to improve concurrent programming scenarios.
 
Michael
 











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