}
            }

            @Override
            public void onFailure(final Exception e) {
                logger.error(() -> "Failed to refresh " + stream(indices).get(stream -> stream.collect(Collectors.joining(", "))), e);
            }
        });

    }

    public void flush(final String... indices) {

                if (v == null) {
                    return false;
                }
                if ("admin".equalsIgnoreCase(v.getValue3()) || "common".equalsIgnoreCase(v.getValue3())
                        || "error".equalsIgnoreCase(v.getValue3()) || "login".equalsIgnoreCase(v.getValue3())
                        || "profile".equalsIgnoreCase(v.getValue3())) {
                    return false;
                }

                    log.debug("Session setup failed", se);
                    if ( this.connectionState.compareAndSet(1, 0) ) {
                        // only try to logoff if we have not completed the session setup, ignore errors from chained
                        // responses
                        logoff(true, true);
                    }
                    throw se;
                }
                finally {

            if (logger.isDebugEnabled()) {
                logger.debug("Failed to process a scroll request.", e);
            }
            writeJsonResponse(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e);
        }

    }

    protected void processPingRequest(final HttpServletRequest request, final HttpServletResponse response, final FilterChain chain) {
        if (!acceptHttpMethod(request, GET)) {

                resp = super.sendrecv(curHead, resp, params);

                if ( !checkStatus(curHead, resp) ) {
                    if ( log.isDebugEnabled() ) {
                        log.debug("Breaking on error " + resp);
                    }
                    break;
                }

                if ( nextHead != null ) {
                    // prepare remaining

            try {
                mkdir();
            }
            catch ( SmbException e ) {
                log.debug("mkdirs", e);
                // Ignore "Cannot create a file when that file already exists." errors for now as
                // they seem to be show up under some conditions most likely due to timing issues.
                if ( e.getNtStatus() != NtStatus.NT_STATUS_OBJECT_NAME_COLLISION ) {
                    throw e;