setIscTransactionIsolation(ISCConstants.isc_tpb_consistency);
setTransactionIsolation(Connection.TRANSACTION_SERIALIZABLE);
    public void setTransactionIsolationName(String tin) throws ResourceException    {        if (TRANSACTION_SERIALIZABLE.equals(tin))         {            setIscTransactionIsolation(ISCConstants.isc_tpb_consistency);        } // end of if ()        else if (TRANSACTION_REPEATABLE_READ.equals(tin))         {            setIscTransactionIsolation(ISCConstants.isc_tpb_concurrency);        } // end of if ()        else if (TRANSACTION_READ_COMMITTED.equals(tin))         {            setIscTransactionIsolation(ISCConstants.isc_tpb_read_committed);        } // end of if ()        else         {            throw new FBResourceException("Unsupported tx isolation level");        }    }