float ClassAdCollection::GetClassAdRank(ClassAd* Ad, const MyString& RankExpr) { if (RankExpr.Length()==0) return 0.0; AttrList RankingAd; RankingAd.AssignExpr( ATTR_RANK, RankExpr.Value() ); float Rank; if (!RankingAd.EvalFloat(ATTR_RANK,Ad,Rank)) Rank=0.0; return Rank; }