@Override
 public ComboCondition addConditions(List<Condition> conditions) {
   for (Condition condition : conditions) {
     this.conditionsStr.add(condition.build());
   }
   return this;
 }
 @Override
 public ComboCondition addCondition(Condition condition) {
   this.conditionsStr.add(condition.build());
   return this;
 }