newsupernova/vendor/magento/module-catalog-search/Controller/Advanced/Index.php

<?php
/**
 *
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\CatalogSearch\Controller\Advanced;

use Magento\Framework\App\Action\HttpGetActionInterface;
use Magento\Framework\App\Action\HttpPostActionInterface;
use Magento\Framework\Controller\ResultFactory;

/**
 * Advanced search controller.
 */
class Index extends \Magento\Framework\App\Action\Action implements HttpGetActionInterface, HttpPostActionInterface
{
    /**
     * @inheritdoc
     */
    public function execute()
    {
        return $this->resultFactory->create(ResultFactory::TYPE_PAGE);
    }
}