DataSet/Transformer/ProductStatusTransformer.php
protected function getStatusData($identifier)
    {
        foreach ($this->options['statuses'] as $status) {
            if ((int)$status['id'] === (int)$identifier) {
                return $status;
            }
        }

        return null;
    }
protected function getStatusData($identifier)
    {
        foreach ($this->options['statuses'] as $status) {
            if ((int)$status['id'] === (int)$identifier) {
                return $status;
            }
        }

        return null;
    }
Returns status information

@param int $identifier

@return array|null