@Override
        public JobPo handle(ResultSet rs) throws SQLException {
            if (!rs.next()) {
                return null;
            }
            return getJobPo(rs);
        }
@author Robert HG (254963746@qq.com) on 5/31/15.
lts-core/src/main/java/com/github/ltsopensource/queue/mysql/support/RshHolder.java