public function addPolicy($roleId, Policy $policy)
{
$legacyPolicy = clone $policy;
$this->limitationConverter->toLegacy($legacyPolicy);
$this->roleGateway->addPolicy($roleId, $legacyPolicy);
$policy->id = $legacyPolicy->id;
$policy->roleId = $legacyPolicy->roleId;
return $policy;
}