Yes here is the full thing. function List doEventCodesExist( Submission submission, EntityManager entityManager ) { return SubmissionReviewRulesActionHelper.checkIfEventCodesExist( submission, entityManager ); } rule "SECOND Event Codes must not exist - EPC" // 4(2) when $event: Event( ); $submission: Submission( ); $entityManager : EntityManager( ); $changedEventCodes : List( ) from doEventCodesExist( $submission, $entityManager ); eval( $changedEventCodes.size() > 0 ); then $event.addReviewIssue( new ReviewIssue( $event, $submission, SubmissionReviewConstants.SUBMISSION, ReviewCriticality.CRITICAL, SectionFiltersEnum.SUBMISSION, $changedEventCodes + " submissionReview.submission.eventCodesAlreadyExist" ) ); end ----- Original Message ---- From: Mark Proctor <mproctor(a)codehaus.org&gt; To: Rules Users List <rules-users(a)lists.jboss.org&gt; Sent: Friday, August 15, 2008 1:29:16 PM Subject: Re: [rules-users] How do I assign a local variable from a function call? Did you try adding types to your functions like the documentation says? samd wrote: > Nobody knows? > > > samd wrote: > >> All I want to do is something simple like the following: >> >> $changedList: java.util.List( ) from getChangedList( $x, $y ); >> >> Then in the same .drl file a function something like: >> >> function List getChangedList( $x, $y ) >> { >> return JavaClass.staticDoSomethingToGetListMethod( $x, $y); >> } >> >> I have tried doing this and I get: >> >> Unable to build expression for 'from' node 'getChangedList( $x, $y)' >> >> It looks like there is supposed to be something in between the from and >> the function? I have been looking for examples for something like this and >> have not found any. >> >> Thanks >> >> > ------------------------------------------------------------------------ _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users