[rules-users] Question about custom accumulation functions

[Bruno Freudensprung]

Thanks for the explanation Edson!
That's fine. In the meantime we will do our best to pre-compute the most 
we can in accumulate() ;-).
Best regards,

Bruno.

Le 24/08/2011 16:21, Edson Tirelli a écrit :
>
>    Yes, evaluation is incremental, so for every new fact, it will call 
> accumulate() and getResult().
>
>    We do want to reduce the calls to getResult(), improving 
> performance, but it is not easy to figure out a way, as from an engine 
> perspective, it never knows when the application is done inserting 
> facts and it is time to calculate the final result.
>
>    Edson
>
> 2011/8/24 Bruno Freudensprung <bruno.freudensprung at temis.com 
> <mailto:bruno.freudensprung at temis.com>>
>
>     Hi,
>
>     While testing my custom accumulation function I noticed an unexpected
>     behavior (th'ats of course a personal point of view).
>     It seems that Drools 5.1 calls accumulate(...) and getResult(...) as
>     many times as the number of accumulated facts (accumulate, getResult,
>     accumulate, getResult, etc...).
>     Is it supposed to work like this?
>
>     Best regards,
>
>     Bruno.
>
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>
>
>
> -- 
>   Edson Tirelli
>   JBoss Drools Core Development
>   JBoss by Red Hat @ www.jboss.com <http://www.jboss.com>
>
>
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