documentation/_policy_interface_8php_source.html

 <?php
 namespace Magento\Framework\Authorization;

 interface PolicyInterface
 {
     public function isAllowed($roleId, $resourceId, $privilege = null);
 }
Magento\Framework\Authorization\PolicyInterface
Definition: PolicyInterface.php:14

Magento\Framework\Authorization\PolicyInterface\isAllowed
isAllowed($roleId, $resourceId, $privilege=null)

$roleId
$roleId
Definition: webapi_user.php:22

Magento\Framework\Authorization
Definition: Factory.php:8