private Map<String, Object> doQrPay(QrPayRequest request, TradeType tradeType){
        Map<String, String> payParams = buildPayParams(request, tradeType);
        putIfNotEmpty(payParams, WepayField.PRODUCT_ID, request.getProductId());
        return doPay(payParams);
    }
private Map < String , Object > doQrPay ( QrPayRequest request , TradeType tradeType ) { Map < String , String > payParams = buildPayParams ( request , tradeType ) ; putIfNotEmpty ( payParams , WepayField . PRODUCT_ID , request . getProductId ( ) ) ; return doPay ( payParams ) ; }
二维码支付
@param request 支付信息
@return 支付结果