if (doc == null) {
            saveError(messages -> messages.addErrorsDocidNotFound(GLOBAL, form.docId));
            return redirect(ErrorAction.class);
        }

        final String content = viewHelper.createCacheContent(doc, form.hq);
        if (content == null) {
            saveError(messages -> messages.addErrorsDocidNotFound(GLOBAL, form.docId));
            return redirect(ErrorAction.class);
        }

        final String realPath = LaServletContextUtil.getServletContext().getRealPath(path);
        final File file = new File(realPath);
        return file.isFile();
    }

    public String createCacheContent(final Map<String, Object> doc, final String[] queries) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();