}, page);
    }

    protected String getVirtualHostBasePath(final String s, final HtmlNext page) {
        return StringUtil.isBlank(s) ? StringUtil.EMPTY : "/" + s;
    }

    public String getVirtualHostKey() {
        return LaRequestUtil.getOptionalRequest().map(req -> (String) req.getAttribute(FessConfig.VIRTUAL_HOST_VALUE)).orElseGet(() -> {
            final String value = processVirtualHost(s -> s, StringUtil.EMPTY);