protected function getObjectDisplay($object = null)
    {
        if (!$object || !$object->isInDB()) {
            return '';
        }

        // Use image tag
        // TODO Use CMSThumbnail instead to limit max size, blocked by DataDifferencerTest and GC
        // not playing nice with mocked images
        if ($object instanceof Image) {
            return $object->getTag();
        }

        // Format title
        return $object->obj('Title')->forTemplate();
    }