documentation/framework_2_search_2_adapter_interface_8php_source.html

 <?php
 namespace Magento\Framework\Search;

 use Magento\Framework\Search\Response\QueryResponse;

 interface AdapterInterface
 {
     public function query(RequestInterface $request);
 }
Magento\Framework\Search\AdapterInterface
Definition: AdapterInterface.php:13

Magento\Framework\Search\AdapterInterface\query
query(RequestInterface $request)

$request
$request
Definition: quote_with_configurable_product_last_variation.php:22

Magento\Framework\Search
Definition: AbstractKeyValuePair.php:6

Magento\Framework\Search\RequestInterface
Definition: RequestInterface.php:18

Magento\Framework\Search\Response\QueryResponse
Definition: QueryResponse.php:17