Re: [rules-users] Collect Function

Ronald, you are doing: ArrayList( size == 0 ) Am I missing anything? []s Edson 2008/1/11, Ronald R. DiFrango < ron.difrango(a)gmail.com&gt;: > > All, > > I have the following rule which uses the collect function: > > rule "Invalid RR Line" > salience 100 > > when > rrDetailLine : DetailLine(detailKeyRecNo:keyRecNo != null, > lineNumber != null ) > rrHeader : ArrayList( size == 0 ) from collect(RrHeader( > keyRecNo != detailKeyRecNo )) > then > // logger.debug("Invalid RR Line: " + rrHeader.size()); > logger.debug("Invalid RR Line: " + rrDetailLine.getKeyRecNo()); > logger.debug("Invalid RR Line: " + rrDetailLine.getLineNumber > ()); > drools.halt(); > end > > What I am seeing is that if I only have 1 RrHeader in working memory > this rule fails. Th reason I know that there is an RrHeader object is that > I change the rule to the following: > > rule "Invalid RR Line" > salience 100 > > when > rrDetailLine : DetailLine(detailKeyRecNo:keyRecNo != null, > lineNumber != null ) > rrHeader : RrHeader( keyRecNo != detailKeyRecNo ) > then > // logger.debug("Invalid RR Line: " + rrHeader.size()); > logger.debug("Invalid RR Line: " + rrDetailLine.getKeyRecNo()); > logger.debug("Invalid RR Line: " + rrDetailLine.getLineNumber > ()); > drools.halt(); > > end > > And it worked just fine. > > Thoughts? > > Ron > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > > -- Edson Tirelli JBoss Drools Core Development Office: +55 11 3529-6000 Mobile: +55 11 9287-5646 JBoss, a division of Red Hat @ www.jboss.com