/**
* Checks for a permission on a user
* @param string|integer $Permission title or path of permission, or ID (in integer not string) form of it
* @param string|integer $User username or user_id (in integer form), or null for current user
* @throws \jf\RBACPermissionNotFoundException
* @throws \jf\RBACUserNotFoundException
* @return boolean
*/
static function Check($Permission, $User = null)
{
return jf::$RBAC->Check($Permission, $User);
}