Omnipay\Alipay\Requests\AbstractAopRequest::validateParams PHP 메소드

    public function validateParams()
    {
        $this->validate('app_id', 'format', 'charset', 'sign_type', 'timestamp', 'version', 'biz_content');
    }

 public function validateParams()
 {
     parent::validateParams();
     $this->validateBizContent('out_request_no', 'trade_no', 'royalty_parameters');
     $this->validateBizContentOne('out_trade_no', 'trade_no');
 }