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(a)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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