[rules-users] how do you select from a global List in decisiontable
Gregory Mace
gregorymace at earthlink.net
Thu Jan 13 16:56:23 EST 2011
Here is a simple example where 'otherPersonList' is a global java.util.List:
RuleTable Are friends having fun
CONDITION CONDITION ACTION
person: Person, op: Person from otherPersonList
person.getRelationShip(op) op.getActivity() System.out.println("$param");
FRIEND PLAYING Your friend is having fun
ENEMY WORKING Not your friend and not having fun
which produces the following drl output:
#From row number: 31
rule "Friends are having fun_31"
when
person: Person, op : Person from otherPersonList(person.getRelationShip(op) == "FRIEND", op.getActivity() == "PLAYING")
then
System.out.println("Your friend is having fun ");
end
#From row number: 32
rule "Friends are having fun_32"
when
person: Person, op : Person from otherPersonList(person.getRelationShip(op) == "ENEMY", op.getActivity() == "WORKING")
then
System.out.println("Not your friend and not having fun");
end
shouldn't the 'from' be after the statement like this:?
person: Person, op : Person(person.getRelationShip(op) == "ENEMY", op.getActivity() == "WORKING") from otherPersonList
Thx
On Jan 13, 2011, at 11:47 AM, Wolfgang Laun wrote:
> I think I understand your question, but I'm not sure how to answer it. ;-)
>
> What, exactly, are you trying to do? "Pulling" from a list means what?
>
> -W
>
>
> On 13 January 2011 20:34, Gregory Mace <gregorymace at earthlink.net> wrote:
> I believe I have the list set up correctly as a variable, but I am not sure how to set up a condition that pulls from a global list. Any examples?
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