eZ\Publish\Core\Persistence\Legacy\Content\Type\Handler::loadFromRows PHP Method

    protected function loadFromRows(array $rows, $typeIdentifier, $status)
    {
        $types = $this->mapper->extractTypesFromRows($rows);
        if (count($types) !== 1) {
            throw new Exception\TypeNotFound($typeIdentifier, $status);
        }
        return $types[0];
    }