* <p>
     * 次のように使います．
     * </p>
     *
     * <pre>
     * StringUtil.defaultString(null, "NULL")  = "NULL"
     * StringUtil.defaultString("", "NULL")    = ""
     * StringUtil.defaultString("aaa", "NULL") = "aaa"
     * StringUtil.defaultString("aaa", null) = "aaa"
     * StringUtil.defaultString(null, null) = null
     * </pre>
     *
     * @param str

    }

    public HighlightInfo createHighlightInfo() {
        return LaRequestUtil.getOptionalRequest().map(req -> {
            final HighlightInfo highlightInfo = new HighlightInfo();
            final String widthStr = req.getParameter(SCREEN_WIDTH);
            if (StringUtil.isNotBlank(widthStr)) {

        form.storageEndpoint = fessConfig.getStorageEndpoint();
        form.storageAccessKey = StringUtil.isNotBlank(fessConfig.getStorageAccessKey()) ? DUMMY_PASSWORD : StringUtil.EMPTY;
        form.storageSecretKey = StringUtil.isNotBlank(fessConfig.getStorageSecretKey()) ? DUMMY_PASSWORD : StringUtil.EMPTY;
        form.storageBucket = fessConfig.getStorageBucket();

                wConfig.setExcludedUrls(getDefaultString("default.config.web.excludedUrls", StringUtil.EMPTY));
                wConfig.setIncludedDocUrls(getDefaultString("default.config.web.includedDocUrls", StringUtil.EMPTY));
                wConfig.setIncludedUrls(getDefaultString("default.config.web.includedUrls", StringUtil.EMPTY));

                            .filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));
                    form.virtualHosts = stream(entity.getVirtualHosts())
                            .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining("\n")));
                    form.name = null;
                });

                            .filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));
                    form.virtualHosts = stream(entity.getVirtualHosts())
                            .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining("\n")));
                    form.name = null;
                });

        if (StringUtil.isNotBlank(pager.queryId)) {
            cb.query().setQueryId_Term(pager.queryId);
        }
        if (StringUtil.isNotBlank(pager.userSessionId)) {
            cb.query().setUserSessionId_Term(pager.userSessionId);
        }
        if (StringUtil.isNotBlank(pager.accessType)) {
            cb.query().setAccessType_Term(pager.accessType);

                    factory.setFeature(Constants.FEATURE_EXTERNAL_PARAMETER_ENTITIES, false);
                    factory.setAttribute(XMLConstants.ACCESS_EXTERNAL_DTD, StringUtil.EMPTY);
                    factory.setAttribute(XMLConstants.ACCESS_EXTERNAL_SCHEMA, StringUtil.EMPTY);
                    final DocumentBuilder builder = factory.newDocumentBuilder();
                    final Document document = builder.parse(is);

import javax.servlet.http.HttpSession;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.lucene.search.Query;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.entity.FacetInfo;
import org.codelibs.fess.entity.GeoInfo;
import org.codelibs.fess.entity.QueryContext;

        if (values.length == 0) {
            return StringUtil.EMPTY;
        }
        return values[values.length - 1];
    }

    public static String decodePath(final String id) {
        final PathInfo pi = convertToItem(id);
        if (StringUtil.isEmpty(pi.getPath()) && StringUtil.isEmpty(pi.getName())) {
            return StringUtil.EMPTY;
        }
        if (StringUtil.isEmpty(pi.getPath())) {