[rules-users] Reg. Iterating over a list

[Wolfgang Laun]

Inline

On 04/09/2012, Phani Saripalli <saripalli.phani at gmail.com> wrote:
>
> However, I would like to do every thing all at once in the LHS, or maybe
> RHS.

Well, make up your mind. Conditions is LHS, actions is RHS.

> This is because I have to work around similar functions like the
> following:
>
> 1) collect from collectionA with a boolean constraint into collectionB

Sounds like an action. But you've seen this in the condition of rule
"list rule".

> 2 ) similarly, collect everything that does not satisfy.

You'll have to collect everything that satisfies the negated condition :)


>
> Custom evaluators  - sounds interesting. Sadly, I did not find it. Would be
> very much useful if you can share an example.

Google "Drools Custom evaluator" would have lead you to my home page:
http://members.inode.at/w.laun/drools/CustomOperatorHowTo.html

-W

>
> Many thanks :)
>
>
>
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