[rules-users] Iterating two collection in LHS

Hello, Please help me to implement following rule in drool. I could not find a way to iterate two collection using accumulate or collect in LHS. public Male{ int age; //other fields } public Female{ int age; //other fields } public City{ private List<Male> maleList; private List<Female> femaleList; } #Rule to get all Male whose age != any of female's rule "Get Unlucky Male" when city : City() maleList : ArrayList() from collect ( Male( his age = any of Female's age from city.femaleList ) from city.maleList) //consequence end -- View this message in context: http://www.nabble.com/Iterating-two-collection-in-LHS-tp21796713p21796713... Sent from the drools - user mailing list archive at Nabble.com.