@Override
                    public List<String> handle(ResultSet rs) throws SQLException {
                        List<String> list = new ArrayList<String>();
                        while (rs.next()) {
                            list.add(rs.getString("identity"));
                        }
                        return list;
                    }
@author Robert HG (254963746@qq.com) on 3/9/16.
lts-admin/src/main/java/com/github/ltsopensource/admin/access/mysql/MysqlBackendJobTrackerMAccess.java