}
            return newDoc;
        }).toList();
        if (fessConfig.isThumbnailCrawlerEnabled()) {
            final ThumbnailManager thumbnailManager = ComponentUtil.getThumbnailManager();
            final String thumbnailField = fessConfig.getIndexFieldThumbnail();
            docList.stream().forEach(doc -> {
                if (!thumbnailManager.offer(doc)) {

        }
        try {
            if (fessConfig.isThumbnailCrawlerEnabled()) {
                final ThumbnailManager thumbnailManager = ComponentUtil.getThumbnailManager();
                final String thumbnailField = fessConfig.getIndexFieldThumbnail();
                docList.stream().forEach(doc -> {
                    if (!thumbnailManager.offer(doc)) {

                cmdList.add("-Dpdfbox.fontcache=" + ownTmpDir.getAbsolutePath());
            } else {
                ownTmpDir = null;
            }
        }

        cmdList.add(ComponentUtil.getThumbnailManager().getThumbnailPathOption());

        if (!jvmOptions.isEmpty()) {
            jvmOptions.stream().filter(StringUtil::isNotBlank).forEach(cmdList::add);
        }

        return getComponent(PERMISSION_HELPER);
    }

    public static SsoManager getSsoManager() {
        return getComponent(SSO_MANAGER);
    }

    public static ThumbnailManager getThumbnailManager() {
        return getComponent(THUMBNAIL_MANAGER);
    }

    public static AuthenticationManager getAuthenticationManager() {
        return getComponent(AUTHENTICATION_MANAGER);
    }