I am trying to do something like: String(pids contains this) from cids Where pids and cids are both lists of strings. Bascially I want to check if list pids contains elements from list cids. --Regards -- View this message in context: http://drools.46999.n3.nabble.com/list-conatins-objects-from-another-list... Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users

I did this :        s: String() from cids        eval(pids.contains(s)) but its throwing an  error : Rule Compilation error : [Rule name='Hello World']        com/sample/Rule_Hello_World_0.java (8:509) : Cannot invoke contains(String) on the array type String[] -- View this message in context: http://drools.46999.n3.nabble.com/list-conatins-objects-from-another-list... Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users