Base::initialize

public function initialize($className)
{
	/** @var $className BitrixMainEntityDataManager */
	$this->className = $className;

	/** @var DataManager $className */
	$this->connectionName = $className::getConnectionName();
	$this->dbTableName = $className::getTableName();
	$this->fieldsMap = $className::getMap();
	$this->uf_id = $className::getUfId();
	$this->isUts = $className::isUts();
	$this->isUtm = $className::isUtm();
}