protected static final String PREFERENCE_QUERY = "_query";

    protected String sortPrefix = "sort:";

    protected String additionalQuery;

    protected SortBuilder<?>[] defaultSortBuilders;

    protected String highlightPrefix = "hl_";

    protected FacetInfo defaultFacetInfo;

    protected GeoInfo defaultGeoInfo;

    protected Map<String, String> fieldBoostMap = new HashMap<>();

        }
    }

    @Override
    protected void storeChildUrl(final String childUrl, final String parentUrl, final String metaData, final int depth) {
        if (StringUtil.isNotBlank(childUrl)) {
            final DuplicateHostHelper duplicateHostHelper = ComponentUtil.getDuplicateHostHelper();
            final String url = duplicateHostHelper.convert(childUrl);

        @Override
        public Map<String, String[]> getFields() {
            final Map<String, String[]> fields = new HashMap<>();
            for (final Map.Entry<String, String[]> entry : request.getParameterMap().entrySet()) {
                final String key = entry.getKey();
                if (key.startsWith("fields.")) {
                    final String[] value = simplifyArray(entry.getValue());

    String REACTOR_FAIL_FAST = "FAIL_FAST";

    String REACTOR_FAIL_AT_END = "FAIL_AT_END";

    String REACTOR_FAIL_NEVER = "FAIL_NEVER";

    // ----------------------------------------------------------------------
    // Reactor Make Mode
    // ----------------------------------------------------------------------

    String REACTOR_MAKE_UPSTREAM = "make-upstream";

public interface FessTransformer {

    Map<String, String> parentEncodingMap = Collections.synchronizedMap(new LruHashMap<>(1000));

    FessConfig getFessConfig();

    Logger getLogger();

    default String getHost(final String u) {
        if (StringUtil.isBlank(u)) {
            return StringUtil.EMPTY; // empty
        }

        String url = u;
        final String originalUrl = url;

        return getPath("WEB-INF/", "env/" + envName, names);
    }

    protected static Path getPath(final String root, final String base, final String... names) {

        try {
            final ServletContext servletContext = ComponentUtil.getComponent(ServletContext.class);
            final String webinfPath = servletContext.getRealPath("/" + root + base);

    protected QueryBuilder convertWildcardQuery(final FessConfig fessConfig, final QueryContext context, final TermQuery termQuery,
            final float boost, final String field, final String text) {
        final String urlField = fessConfig.getIndexFieldUrl();
        final String queryString = "*" + text + "*";
        context.addFieldLog(urlField, queryString);
        context.addHighlightedQuery(text);

    // CHECKSTYLE_ON: MagicNumber

    public static final String BUILD_VERSION_PROPERTY = "version";

    public static String showVersion() {
        return showVersion(null, null);
    }

    public static String showVersion(String commandLine, String terminal) {
        final String ls = System.lineSeparator();
        Properties properties = getBuildProperties();

    //                                                                           =========
    /** crawlingInfoId */
    protected String crawlingInfoId;

    /** createdTime */
    protected Long createdTime;

    /** key */
    protected String key;

    /** value */
    protected String value;

    // [Referrers] *comment only

    // ===================================================================================

    byte[] key = fillByteArray(80, 0xaa);
    String data = "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data";

    checkMd5("6f630fad67cda0ee1fb1f562db3aa53e", key, data);
  }

  private static void checkSha1(String expected, byte[] key, String data) {
    checkSha1(expected, key, data.getBytes(UTF_8));
  }

  private static void checkSha1(String expected, byte[] key, byte[] data) {