@Override
public String toString() {
String rule = null;
for (int i = 0; i < criterionList.size(); i++) {
Criterion criterion = criterionList.get(i);
if (rule == null) {
rule = criterion.toString();
} else {
rule += " and " + criterion.toString();
}
}
for (int i = 0; i < orderList.size(); i++) {
Order order = orderList.get(i);
rule += " " + order.toString();
}
return rule;
}
public String toString() {
return criterion.toString();
}