} else if (scheduledJob.isLoggingEnabled() && logger.isInfoEnabled()) {
                logger.info("Starting Job {}.", id);
            }

            final Object ret = jobExecutor.execute(Constants.DEFAULT_SCRIPT, script);
            if (ret == null) {
                if (scheduledJob.isLoggingEnabled() && logger.isInfoEnabled()) {
                    logger.info("Finished Job {}.", id);
                }

        }
    }

    @Override
    public void info(CharSequence content) {
        if (isInfoEnabled()) {
            logger.info(toString(content));
        }
    }

    @Override
    public void info(CharSequence content, Throwable error) {
        if (isInfoEnabled()) {
            logger.info(toString(content), error);
        }
    }

    @Override

    }

    @Override
    public void projectDiscoveryStarted(ExecutionEvent event) {
        if (logger.isInfoEnabled()) {
            init();
            logger.info("Scanning for projects...");
        }
    }

    @Override
    public void sessionStarted(ExecutionEvent event) {
        if (logger.isInfoEnabled() && event.getSession().getProjects().size() > 1) {
            init();
            infoLine('-');

        } else {
            fileConfigList = Collections.emptyList();
        }

        if (webConfigList.isEmpty() && fileConfigList.isEmpty()) {
            // nothing
            if (logger.isInfoEnabled()) {
                logger.info("No crawling target urls.");
            }
            return;
        }

        doCrawl(sessionId, webConfigList, fileConfigList);
    }

    }

    @Override
    public void warn(final String message, final Throwable t) {
        logger.warn(message, t);
    }

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

    @Override
    public void info(final String message) {
        logger.info(message);
    }

    @Override
    public void info(final String message, final Throwable t) {

        final CrawlingAccessException e = (CrawlingAccessException) objs[2];
        if (e.isDebugEnabled()) {
            logger.debug("Crawling Access Exception at {}", urlQueue.getUrl(), e);
        } else if (e.isInfoEnabled()) {
            logger.info(e.getMessage());
        } else if (e.isWarnEnabled()) {
            logger.warn("Crawling Access Exception at " + urlQueue.getUrl(), e);
        } else if (e.isErrorEnabled()) {

        return indexFromQueryLog(new QueryLog[] { queryLog });
    }

    public SuggestIndexResponse indexFromQueryLog(final QueryLog[] queryLogs) {
        if (logger.isInfoEnabled()) {
            logger.info("Index from querylog. num: {}", queryLogs.length);
        }
        try {
            final long start = System.currentTimeMillis();

            } else if (logger.isInfoEnabled()) {
                logger.info("IndexUpdater is terminated.");
                org.codelibs.fess.exec.Crawler.addError(t.getClass().getSimpleName());
            }
            forceStop();
        } finally {
            intervalControlHelper.setCrawlerRunning(true);
        }

        if (logger.isInfoEnabled()) {

    public void debug(Marker marker, String format, Object... arguments) {}

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

    public boolean isInfoEnabled() {
        return false;
    }

    public void info(String msg) {}

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

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

        final List<DataConfig> configList = ComponentUtil.getCrawlingConfigHelper().getAllDataConfigList();

        if (configList.isEmpty()) {
            // nothing
            if (logger.isInfoEnabled()) {
                logger.info("No crawling target data.");
            }
            return;
        }

        doCrawl(sessionId, configList);
    }