private function setupStateHandlerRegistration(SubscriptionGroup $subscriptionGroup)
{
/** @var StateHandlerRegistration $stateHandlerRegistration */
foreach ($this->stateHandlerRegistrations as $stateHandlerRegistration) {
if ($stateHandlerRegistration->handlesStateFor($subscriptionGroup)) {
$this->stateHandlerMap->attach($subscriptionGroup, $stateHandlerRegistration);
return;
}
}
$this->stateHandlerMap->attach($subscriptionGroup, null);
}