[rules-users] bug in "accumulate"

[Mark Proctor]

ok, I'll look to make a test for this today. In the mean time you can 
just bind to the pattern and access its fields; the mvel dialect makes 
this easier.

Mark
Manukyan, Sergey wrote:
>
> Actually there is a $h in the code... sorry for the omission in the email.
>
>  
>
> Just checked it again today -- it gives me same result as yesterday :
>
>  
>
> rule ...
>
>     when
>
>             o : Date from accumulate (  
>
> Parent( $h : height  ) ,
>
> init(;),
>
> action(;),
>
> reverse(),
>
> result( $h )
>
> )
>
>             then ...
>
> end
>
>  
>
>  
>
> -Sergey
>
>  
>
>  
>
> ------------------------------------------------------------------------
>
> *From:* rules-users-bounces at lists.jboss.org 
> [mailto:rules-users-bounces at lists.jboss.org] *On Behalf Of *Mark Proctor
> *Sent:* Wednesday, August 08, 2007 4:51 PM
> *To:* Rules Users List
> *Subject:* Re: [rules-users] bug in "accumulate"
>
>  
>
> you didn't have a dollar on the field binding:
> Parent( h : height  )
>
> $ is optional, but you must use the same in all places.
>
> Mark
> Manukyan, Sergey wrote:
>
> Folks,
>
>  
>
> Using 4.0. Think I found a bug in accumulate. The variables defined 
> inside **<source pattern>** cannot be recognized inside of other parts 
> of accumulate (action, result)
>
>  
>
> f.e.
>
>  
>
> rule ...
>
>     when
>
>             o : Date from accumulate (  
>
> Parent( h : height  ) ,
>
> init(;),
>
> action(;),
>
> reverse(),
>
> result( $h )
>
> )
>
>             then ...
>
> end
>
>  
>
>  
>
> Produces : $h cannot be resolved
>
>  
>
>  
>
> Stack trace:
>
>  
>
>  
>
>       at org.drools.rule.Package.checkValidity(_Package.java:408_)
>
>       at 
> org.drools.common.AbstractRuleBase.addPackage(_AbstractRuleBase.java:288_)
>
>       at 
> com.lear.rules.RuleBaseFacade.getRuleBase(_RuleBaseFacade.java:46_)
>
>  
>
>  
>
>  
>
> -Sergey
>
>  
>
>  
>
>  
>
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