* @param request The HTTP request.
     * @param response The HTTP response.
     * @param chain The filter chain.
     * @throws IOException If an I/O error occurs.
     * @throws ServletException If a servlet error occurs.
     */
    protected void processSuggestRequest(final HttpServletRequest request, final HttpServletResponse response, final FilterChain chain)
            throws IOException, ServletException {

     *
     * @param result the list of search results
     * @param consumer the BiConsumer to process entry DN and role name
     * @throws NamingException if LDAP naming exception occurs
     */
    protected void processSearchRoles(final List<SearchResult> result, final BiConsumer<String, String> consumer) throws NamingException {
        processSearchRoles(result, entryDn -> {