public static function getType()
    {
        $clsInfo = explode('\\', get_called_class());
        $namespaceParts = array_slice($clsInfo, 0, -1);
        // convention: AdminType classes are placed into the "<bundle>\Element\Type" namespace
        $namespaceParts[] = "Type";
        $bareClassName = implode('', array_slice($clsInfo, -1));
        // convention: AdminType class name is the same as the element class name suffixed with AdminType
        return implode('\\', $namespaceParts) . '\\' . $bareClassName . 'AdminType';
    }