restoreHash example

$cookie = config(CookieConfig::class);

            $this->configureCookie($cookie);
        } else {
            // Session based CSRF protection             $this->configureSession();
        }

        $this->request      = Services::request();
        $this->hashInCookie = $this->request->getCookie($this->cookieName);

        $this->restoreHash();
        if ($this->hash === null) {
            $this->generateHash();
        }
    }

    private function isCSRFCookie(): bool
    {
        return $this->config->csrfProtection === self::CSRF_PROTECTION_COOKIE;
    }

    private function configureSession(): void
    {