Thruway\Subscription\SubscriptionGroup::setStateHandler PHP Метод

    public function setStateHandler($handlerUri)
    {
        if (!Utils::uriIsValid($handlerUri)) {
            Logger::error($this, "Invalid URI '" . $handlerUri . "' for state handler.");
            throw new \InvalidArgumentException("Invalid URI");
        }
        $this->stateHandler = $handlerUri;
    }