try (CurlResponse response = Curl.post(url).header("Content-Type", "application/json").body(body).execute()) {
                if (response.getHttpStatusCode() == 200) {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Sent {} to {}.", body, url);
                    }
                } else {

                    if (logger.isDebugEnabled()) {
                        logger.debug("Path {} matches the exclude path expression {} on {} of label.", path, excludedPaths, value);
                    }
                    return false;
                }
                if (logger.isDebugEnabled()) {

    protected Set<String> waitingThreadNames = Collections.synchronizedSet(new HashSet<>());

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        final Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
        cal.set(2026, 3 - 1, 1); // EOL Date

            }
            if ( log.isDebugEnabled() ) {
                log.debug("Server " + dr.server + " path " + reqPath + " remain " + reqPath.substring(consumed) + " path consumed " + consumed);
            }
            dr.pathConsumed = consumed;
        }
        else {
            if ( log.isDebugEnabled() ) {

                    }
                }
                dataMap.put(fessConfig.getIndexFieldRole(), roleTypeList);
                final String id = crawlingInfoHelper.generateId(dataMap);

                if (logger.isDebugEnabled()) {
                    logger.debug("Searching indexed document: {}", id);
                }
                final Map<String, Object> document = indexingHelper.getDocument(searchEngineClient, id,

        }
        else {
            this.serviceName = manager.createName(service + "@" + host, GSSName.NT_HOSTBASED_SERVICE, mechOid);
        }

        if ( log.isDebugEnabled() ) {
            log.debug("Service name is " + this.serviceName);
        }

        if ( name != null ) {
            this.clientName = manager.createName(name, GSSName.NT_USER_NAME, mechOid);

     */
    public boolean isDebugEnabled() {
        return log.isDebugEnabled();
    }

    /**
     * DEBUG情報を出力します。
     *
     * @param message
     *            メッセージ
     * @param throwable
     *            例外
     */
    public void debug(final Object message, final Throwable throwable) {
        if (isDebugEnabled()) {
            log.debug(toString(message), throwable);

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final long execTime = systemHelper.getCurrentTimeAsLong();
        if (logger.isDebugEnabled()) {
            logger.debug("Sending {} documents to a server.", docList.size());
        }
        try {
            if (fessConfig.isThumbnailCrawlerEnabled()) {

public class FessFileTransformer extends AbstractFessFileTransformer {
    private static final Logger logger = LogManager.getLogger(FessFileTransformer.class);

    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        fessConfig = ComponentUtil.getFessConfig();
    }

    @Override
    public FessConfig getFessConfig() {

    public void trace(Marker marker, String format, Object... argArray) {}

    public void trace(Marker marker, String msg, Throwable t) {}

    public boolean isDebugEnabled() {
        return false;
    }

    public void debug(String msg) {}

    public void debug(String format, Object arg) {}

    public void debug(String format, Object arg1, Object arg2) {}