documentation/_route_params_preprocessor_interface_8php_source.html

 <?php
 namespace Magento\Framework\Url;

 interface RouteParamsPreprocessorInterface
 {
     public function execute($areaCode, $routePath, $routeParams);
 }
Magento\Framework\Url\RouteParamsPreprocessorInterface
Definition: RouteParamsPreprocessorInterface.php:11

Magento\Framework\Url
Definition: Decoder.php:6

Magento\Framework\Url\RouteParamsPreprocessorInterface\execute
execute($areaCode, $routePath, $routeParams)