private static final Logger LOGGER = LoggerFactory.getLogger(BaseSlf4jConfiguration.class);

    public void setRootLoggerLevel(Level level) {
        LOGGER.warn("setRootLoggerLevel: operation not supported");
    }

    public void activate() {
        LOGGER.warn("activate(): operation not supported");
    }

     */
    default void warn(@Nonnull String message) {
        log(Level.WARN, message);
    }

    /**
     * Logs a warning message with an associated exception.
     *
     * @param message the warning message to be logged
     * @param error the associated exception
     */
    default void warn(@Nonnull String message, @Nullable Throwable error) {

            jobHelper.setJobRuntime(null);
        }
    }

    protected void process(final LaJobRuntime runtime) {
        if (!runtime.getParameterMap().containsKey(Constants.SCHEDULED_JOB)) {
            logger.warn("{} is empty.", Constants.SCHEDULED_JOB);
            return;
        }
        runtime.stopIfNeeds();

        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();

        final DuplicateHost duplicateHost = getDuplicateHost(body).map(entity -> {
            try {
                duplicateHostService.store(entity);
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
            return entity;

    }

    public boolean isInfoEnabled() {
        return logger.isInfoEnabled();
    }

    public void warn(String message) {
        setMdc();
        logger.warn(message);
    }

    public void warn(String message, Throwable throwable) {
        setMdc();
        logger.warn(message, throwable);
    }

    public boolean isWarnEnabled() {
        return logger.isWarnEnabled();
    }

                    final String password = paramMap.get(CRAWLER_FILE_AUTH + "." + fileAuthName + ".password");

                    if (StringUtil.isEmpty(username)) {
                        logger.warn("username is empty. fileAuth:{}", fileAuthName);
                        continue;
                    }

                    final SmbAuthentication smbAuth = new SmbAuthentication();

        });
        try {
            userService.store(entity);
            saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
        }

        } catch (final Exception e) {
            logger.warn("Failed to store crawling information.", e);
        }

        try {
            return crawler.doCrawl(options);
        } finally {
            try {
                crawlingInfoHelper.store(options.sessionId, false);
            } catch (final Exception e) {
                logger.warn("Failed to store crawling information.", e);
            }

            LOGGER.warn("");
            LOGGER.warn("Some problems were encountered while building the effective settings");

            for (SettingsProblem problem : settingsResult.getProblems()) {
                LOGGER.warn("{} @ {}", problem.getMessage(), problem.getLocation());
            }
            LOGGER.warn("");
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see org.seasar.extension.timer.TimeoutTarget#expired()
     */
    @Override
    public void expired() {
        if (clientConnectionManager == null) {
            logger.warn("clientConnectionManager is null.");
            return;
        }

        try {
            // Close expired connections
            clientConnectionManager.closeExpiredConnections();