* @param clazz
     *            The class. Must not be {@literal null}.
     * @return The file.
     * @see #getResourceAsFileNoException(String)
     */
    public static File getResourceAsFileNoException(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);

        return getResourceAsFileNoException(getResourcePath(clazz));
    }

    /**

        } else if (fessConfig.isSupportedUploadedFile(fileName) || fessConfig.isSupportedUploadedFile(uploadedFileName)) {
            uploadFile = ResourceUtil.getResourceAsFileNoException(fileName);
            if (uploadFile == null) {
                throwValidationError(messages -> messages.addErrorsDesignFileNameIsNotFound("designFileName"), this::asListHtml);
                return null;

         * @return The absolute file path of the resource, or null if not found
         */
        protected String getResourcePath(final String path) {
            final File file = ResourceUtil.getResourceAsFileNoException(path);
            if (file != null) {
                return file.getAbsolutePath();
            }
            return null;
        }

        /**