You cannot use an interfact (List) to instantiate an object, which
is happening due to the collect.
--W
_______________________________________________
On 30/11/2012, Martin Minka <martin.minka@gmail.com> wrote:
> I want to keep only 1 fact with id=="aaaa". But this is not working:
>
> rule "leave only one"
> when
> $removeUs : java.util.List(size>1)
> from collect(Fact(id=="aaaa")
> then
> size = $removeUs.size();
> for (int i=1; i < size; i++) {
> retract($removeUs.get(i));
> }
> end
>
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