criteria.append(" where last_name = '").append(lastName).append("'");
list = getDataAccessService().getList(EPUser.class, criteria.toString(), null, null);
return (list == null || list.size() == 0) ? null : list;
criteria.append(" where last_name = '").append(lastName).append("'");
list = getDataAccessService().getList(EPUser.class, criteria.toString(), null, null);
return (list == null || list.size() == 0) ? null : list;