private static final Logger logger = LogManager.getLogger(StandardCrawlerContainer.class);

    private final Map<String, ComponentHolder<?>> singletonMap = new ConcurrentHashMap<>();

    private final Map<String, ComponentDef<?>> prototypeMap = new ConcurrentHashMap<>();

    private boolean available = true;

    /**

 * The QueryLog class represents a log entry containing a query string and an optional filter query string.
 */
public class QueryLog {
    private final String q;
    private final String fq;

    /**
     * Constructor for QueryLog.
     * @param queryString The query string.
     * @param filterQueryString The filter query string (can be null).
     */
    public QueryLog(final String queryString, @Nullable final String filterQueryString) {

 * <ul>
 *   <li>{@link #escapeXml(String)}: Escapes special characters in an XML string.</li>
 *   <li>{@link #stripInvalidXMLCharacters(String)}: Strips invalid XML characters from a string.</li>
 *   <li>{@link #getDataMap(AccessResultData)}: Parses XML content from {@link AccessResultData} and returns a map of the data.</li>
 * </ul>
 *
 * <h2>Usage Example:</h2>
 * <pre>
 * {@code
 * String escapedXml = XmlUtil.escapeXml("<tag>value</tag>");

     */
    public void addPassword(final String regex, final String password) {
        passwordMap.put(Pattern.compile(regex), password);
    }

    /**
     * Returns the password for the given parameters.
     * @param params The parameters.
     * @return The password.
     */
    protected String getPassword(final Map<String, String> params) {
        final String url = params != null ? params.get(ExtractData.URL) : null;

     * The URL pattern.
     */
    protected String urlPattern = "^(.*:/+)([^/]*)(.*)$";

    /**
     * The include filtering pattern.
     */
    protected String includeFilteringPattern;

    /**
     * The exclude filtering pattern.
     */
    protected String excludeFilteringPattern;

    /**
     * The cached include set.
     */
    protected Set<String> cachedIncludeSet = new LinkedHashSet<>();

    /**

    private static final Map<String, Set<?>> NAMED_STOP_WORDS = singletonMap("_japanese_", JapaneseAnalyzer.getDefaultStopSet());

    private final CharArraySet stopWords;

    private final boolean ignoreCase;

    private final boolean removeTrailing;

    public JapaneseStopTokenFilterFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {

        }

        final String resourceName = params == null ? null : params.get(ExtractData.RESOURCE_NAME_KEY);

        String extension;
        String filePrefix;
        if (StringUtil.isNotBlank(resourceName)) {
            final String name = getFileName(resourceName);
            final String[] strings = name.split("\\.");
            final StringBuilder buf = new StringBuilder(100);

     */
    @Override
    public String getTransformerName() {
        return transformerName;
    }

    /*
     * (non-Javadoc)
     *
     * @see
     * org.codelibs.fess.crawler.entity.AccessResultData#setTransformerName(java.lang
     * .String)
     */
    @Override
    public void setTransformerName(final String transformerName) {
        this.transformerName = transformerName;
    }

         */
    }

    @Override
    public List<String> convert(final String text, final String field, final String... langs) throws IOException {
        final List<String> readingList = new ArrayList<>();
        readingList.add(toKatakana(text));
        return readingList;
    }

    /**
     * Converts the input string to Katakana.
     * @param inputStr The input string.

     */
    public static final String TIKA_TESSERACT_CONFIG = "tika.tesseract.config";

    /**
     * PDF config file path.
     */
    public static final String TIKA_PDF_CONFIG = "tika.pdf.config";

    /**
     * A parameter key to normalize a text.
     */
    public static final String NORMALIZE_TEXT = "normalize_text";

    private static final String FILE_PASSWORD = "fess.file.password";