public Boolean equals(Object o) { if (o is XPathFilterExpr) { XPathFilterExpr fe = (XPathFilterExpr)o; ArrayList a = new ArrayList(); for (int i = 0; i < predicates.Length; i++) { a.Add(predicates[i]); } ArrayList b = new ArrayList(); for (int i = 0; i < fe.predicates.Length; i++) { b.Add(fe.predicates[i]); } return(x.Equals(fe.x) && ExtUtil.vectorEquals(a, b)); } else { return(false); } }