public static String getLD(Row correspondenceRow) {
String ld = null;
DAO dao = DAO.getInstance();
dao.query(Resources.SELECT_LD_FROM_PA_SQL);
dao.setObject(1, ObjectUtil.findNewCell(correspondenceRow, "T", "NS").getColumnValue().toString());
dao.setObject(2, ObjectUtil.findNewCell(correspondenceRow, "T", "P").getColumnValue().toString());
dao.setObject(3, ObjectUtil.findNewCell(correspondenceRow, "T", "PA").getColumnValue().toString());
ResultSet rs = dao.executeQuery();
try {