Efficiently\AuthorityController\ControllerResource::getCollectionInstance PHP Method

    protected function getCollectionInstance()
    {
        if ($this->loadedInstance()) {
            $instanceName = str_plural($this->getInstanceName());
            if (property_exists($this->controller, $instanceName)) {
                return get_property($this->controller, $instanceName);
            }
        }
    }