if (m_users != null) { return m_users.iterator(); }
    public Iterator getCurrentPageRows(int firstRow, int pageSize, ITableColumn objSortColumn,            boolean orderAscending) {                // FIXME: will go away when m_user collection goes away        if (m_users != null) {            return m_users.iterator();        }                OrderByTableColumn userCol = (OrderByTableColumn) objSortColumn;        String orderBy = userCol != null ? userCol.getOrderBy() : USER_NAME_PROPERTY;        List page = m_coreContext.loadUsersByPage(firstRow, pageSize, orderBy, orderAscending);        return page.iterator();    }