stmt.close(); conn.close();
_platform.closeStatement(stmt);
    public void cleanUp()    {        if (_cleanUpAfterFinish && (_resultSet != null))        {            try            {                Statement  stmt = _resultSet.getStatement();                Connection conn = stmt.getConnection();                // also closes the resultset                stmt.close();                conn.close();            }            catch (SQLException ex)            {                // we ignore it            }            _resultSet = null;        }    }