code: public Iterable<DContact> queryByUpdatedDate(Object parent, java.util.Date updatedDate) {
      return queryByField(parent, DContactMapper.Field.UPDATEDDATE.getFieldName(), updatedDate);
    }
docs: query-by method for field updatedDate
  @param updatedDate the specified attribute
  @return an Iterable of DContacts for the specified updatedDate