/**
     * The random instance.
     */
    protected Random random = new SecureRandom();

    /**
     * Generate the access token.
     * @return The access token.
     */
    public String generateAccessToken() {
        return RandomStringUtils.random(ComponentUtil.getFessConfig().getApiAccessTokenLengthAsInteger(), 0, 0, true, true, null, random);
    }

    /**
     * Get the access token from the request.

        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final AccessToken accessToken = getAccessToken(body).map(entity -> {
            entity.setToken(accessTokenHelper.generateAccessToken());
            try {
                accessTokenService.store(entity);
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);

        validate(form, messages -> {}, this::asEditHtml);
        verifyToken(this::asEditHtml);
        getAccessToken(form).ifPresent(entity -> {
            entity.setToken(accessTokenHelper.generateAccessToken());
            try {
                accessTokenService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {