public List loadPhonesByPage(Integer groupId, int firstRow, int pageSize, String orderBy,
public List loadPhonesByPage(Integer groupId, int firstRow, int pageSize, String[] orderBy,
    public List loadPhonesByPage(Integer groupId, int firstRow, int pageSize, String orderBy,            boolean orderAscending) {        return loadBeansByPage(Phone.class, groupId, firstRow, pageSize, orderBy, orderAscending);    }