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

    @Override
    public LoginCredential getLoginCredential() {
        return LaRequestUtil.getOptionalRequest().map(request -> {
            if (logger.isDebugEnabled()) {

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

    protected synchronized org.codelibs.spnego.SpnegoAuthenticator getAuthenticator() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        return getComponent(QUERY_PARSER);
    }

    public static PermissionHelper getPermissionHelper() {
        return getComponent(PERMISSION_HELPER);
    }

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

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