[rules-users] Does Drools work with Set datatype?

[Wolfgang Laun]

You might have tried it.

You might have read the documentation: "The operator contains is used
to check whether a field that is a Collection or array contains the
specified value."

-W


On 20/02/2012, aitchnyu <jesvinj at technovia.co.in> wrote:
> I wanted faster (and cleaner) code for intersections and membership checks
> in
> my Drools Planner 5.4 program, so (AFAIK) Set datatype can do it faster.
>
> Can Drools work equally well with Set as with List datatype? I want to use
> the `contains` and `memberOf` operations, but I dont care for index access
> (set[n])
>
>
> *Background*: I am developing a timetabling application in Drools Planner.
> Each teacher has a list (set!) of periods he may teach. I want to find
> intersecting periods between all teachers; so that I can create swap moves.
>
> Drools now has to handle Set datatype instead of List.
>
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