public function findAffiliateByAssocUser($userId) { if (!$userId) { return null; } return $this->affiliateDao->findByUserId($userId); }
/** * Returns an instance of class. * * @return OCSAFFILIATES_BOL_AffiliateDao */ public static function getInstance() { if (self::$classInstance === null) { self::$classInstance = new self(); } return self::$classInstance; }