protected String crawlingConfigInternal(final CrawlingConfigForm form) {

        String configName = form.crawlingConfigName;
        String configPath = form.crawlingConfigPath.trim();
        if (StringUtil.isBlank(configName)) {
            configName = StringUtils.abbreviate(configPath, 30);
        }

        // normalize
        final StringBuilder buf = new StringBuilder(1000);

            }

            // Compute User IDs with Domain ID to get User SIDs
            // First extra is user if userId is empty
            if ( !userId.isEmpty() && !userId.isBlank() ) {
                this.userSid = new SID(domainId, userId);
            }
            else if ( this.extraSids.length > 0 ) {
                this.userSid = this.extraSids[ 0 ];
            }

    public void addElevateWord(final String word, final String reading, final String[] tags, final String[] permissions, final Float boost,
            final boolean apply) {
        final String[] readings;
        if (StringUtil.isBlank(reading)) {
            readings = word.replace("　", TEXT_SEP).replaceAll(TEXT_SEP + "+", TEXT_SEP).split(TEXT_SEP);
        } else {

            }
        }
        request.setAttribute(Constants.LABEL_VALUE_MAP, labelMap);

        // sort
        if (StringUtil.isBlank(form.sort)) {
            final String[] defaultSortValues = fessConfig.getDefaultSortValues(getUserBean());
            if (defaultSortValues.length == 1) {
                form.sort = defaultSortValues[0];

            urlQueueService.offerAll(crawlerContext.sessionId, childList);
        }
    }

    protected boolean isValid(final UrlQueue<?> urlQueue) {
        if (urlQueue == null || StringUtil.isBlank(urlQueue.getUrl())
                || crawlerContext.getMaxDepth() >= 0 && urlQueue.getDepth() > crawlerContext.getMaxDepth()) {
            return false;
        }

        // url filter

import static com.google.common.primitives.Doubles.isFinite;
import static java.lang.Double.NaN;
import static java.lang.Double.doubleToLongBits;
import static java.lang.Double.isNaN;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.MoreObjects;
import com.google.common.base.Objects;
import java.io.Serializable;

				if (f === 0) {
					return undefined;
				}
				if (!isNaN(f)) {
					return f;
				}

				const id = this.mem.getUint32(addr, true);
				return this._values[id];
			}

			const storeValue = (addr, v) => {
				const nanHead = 0x7FF80000;

				if (typeof v === "number" && v !== 0) {
					if (isNaN(v)) {
						this.mem.setUint32(addr + 4, nanHead, true);

            init();
        }

        final String virtualHostKey = ComponentUtil.getVirtualHostHelper().getVirtualHostKey();
        final List<LabelTypeItem> labelList;
        if (StringUtil.isBlank(virtualHostKey)) {
            labelList =
                    labelTypeItemList.stream().filter(item -> matchLocale(requestLocale, item.getLocale())).collect(Collectors.toList());
        } else {

                if (resultsPerPage instanceof Integer) {
                    form.num = (Integer) resultsPerPage;
                }
            }
        }

        if (StringUtil.isBlank(form.q) && form.fields.isEmpty() && !form.hasConditionQuery()) {
            // redirect to index page
            form.q = null;
            return redirectToRoot();
        }

        try {

                writeHeaders(response);
                final String responseContentType = curlResponse.getHeaderValue("Content-Type");
                if (StringUtil.isBlank(responseContentType)) {
                    response.setHeader("Content-Type", "application/json");
                } else {
                    response.setHeader("Content-Type", responseContentType);
                }