rollbackCount.addAndGet(1);
DataSourceTransactionManager txManager = this.transactionManagers.get(dataSource);
TransactionStatus currentStatus = ((MultiDataSourcesTransactionStatus)status).get(dataSource);
txManager.rollback(currentStatus);
log.info("Roll back JDBC transaction success");
} catch (Throwable e) {
log.info("Could not roll back JDBC transaction", e);
ex = e;