@Override
            public void onResponse(final RefreshResponse response) {
                if (logger.isDebugEnabled()) {
                    logger.debug(() -> "Refreshed " + stream(indices).get(stream -> stream.collect(Collectors.joining(", "))));
                }
            }

            @Override
            public void onFailure(final Exception e) {

            try {
                System.out.println("Refreshing");
                setSubject(getInitiatorSubject(getTestUser(), getTestUserPassword(), getTestUserDomainRequired(), null));
                System.out.println("Refreshed");
            }
            catch ( Exception e ) {
                throw new CIFSException("Failed to refresh credentials", e);
            }
        }


        @Override