final File noImageFile = new File(outputFile.getAbsolutePath() + NOIMAGE_FILE_SUFFIX);
            if (!noImageFile.isFile() || systemHelper.getCurrentTimeAsLong() - noImageFile.lastModified() > noImageExpired) {
                if (noImageFile.isFile() && !noImageFile.delete()) {
                    logger.warn("Failed to delete {}", noImageFile.getAbsolutePath());
                }

        super.processWebInfLib();

        final WebResource[] possibleJars = listResources("/WEB-INF/plugin", false);

        for (final WebResource possibleJar : possibleJars) {
            if (possibleJar.isFile() && possibleJar.getName().endsWith(".jar")) {
                try (final JarFile jarFile = new JarFile(possibleJar.getCanonicalPath())) {
                    final Manifest manifest = jarFile.getManifest();

                    if (outputFile.isFile() && !outputFile.delete()) {
                        logger.warn("Failed to delete output file: {}", outputFile.getAbsolutePath());
                    }
                    return false;
                }

                if (outputFile.isFile() && outputFile.length() == 0) {

                    logger.debug("generator path: {}", s);
                }
                return s;
            }).allMatch(s -> {
                final boolean found = new File(s).isFile();
                if (found && logger.isDebugEnabled()) {
                    logger.debug("{} is found.", s);
                }
                return found;
            });
        } else {

     */
    private boolean existsPage(final String path) {
        final String realPath = LaServletContextUtil.getServletContext().getRealPath(path);
        final File file = new File(realPath);
        return file.isFile();
    }

    /**
     * Creates cached content with highlighting for a document.
     * Uses Handlebars templates to render the cached content.
     *
     * @param doc the document data map