/** * @param array $filter * @param string $arClass * @return \bxar\IFinder */ public static function find(array $filter = null, $arClass = null) { $finder = new self(); if ($filter !== null) { $finder->setFilter($filter); } if ($arClass === null) { $finder->setArClass('\\bxar\\group\\Group'); } else { $finder->setArClass($arClass); } return $finder; }