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Subject: Re: [wsbpel] New issue proposal to handle the issue spawned fromIssue 120.02

You mean part (b) and (c).
If so, I would say those two parts bring in too much changes to the spec 
without a sufficient set of benefits.

Alex Yiu

Danny van der Rijn wrote:

> Please consider the other parts of 
> http://lists.oasis-open.org/archives/wsbpel/200509/msg00083.html if 
> you are looking at this one.
> Thanks
> Danny
>> During the discussion of Issue 120.2, Danny made a proposal to 
>> collapse onEvent and scope into one syntactic element. Some TC 
>> members expressed concern that it does not fit original Issue 120.2 
>> description. Hence, I here propose a new issue and its description to 
>> follow that up.
>> There are a number of resources used by onEvent:
>> - partnerLink
>> - correlationSet
>> - messageExchange
>> - variables: message variable (based on "variable" attribute) and non 
>> message variable (based on <fromPart>)
>> (Note: now onEvent must have a scope associated with it. )
>> The resolution rule of those resources are a bit inconsistent and 
>> underspecified in the current text:
>> - partnerLink : resolved only to parent scope only - correlation, 
>> messageExchange: resolved to both parent scope and associated scope
>> - variables and messageExchange: resolved to  the associated scope only
>> We need to review these resolution policy, potentially make them more 
>> consistent and spell it out clearly in spec text.
>> In addition to resolution policy clarification and clearup, we may 
>> collapse the <onEvent> syntactic element with the <scope> syntactic 
>> element, if that make BPEL developers life easier (along the line of 
>> Danny's resolution. See link below)
>> http://lists.oasis-open.org/archives/wsbpel/200509/msg00024.html
>> Thanks
>> Regards,
>> Alex Yiu
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