graphImpl.rollbackTransaction((ChampTransaction) notification.getValue());
logger.info(ChampMsgs.CHAMP_TX_CACHE, "Transaction rolledback successfully :" + notification.getKey());
} catch (ChampTransactionException e) {
graphImpl.rollbackTransaction((ChampTransaction) notification.getValue());
logger.info(ChampMsgs.CHAMP_TX_CACHE, "Transaction rolledback successfully :" + notification.getKey());
} catch (ChampTransactionException e) {