集成 Google Pay 支付

gateway: alipayintl
gatewayMerchantId:  商户在 Antom 入驻相应环境（PROD/SANBOX）的 merchant id

public static void payByGooglePayServer2Server() {
 AlipayPayRequest alipayPayRequest = new AlipayPayRequest();
      alipayPayRequest.setProductCode(ProductCodeType.CASHIER_PAYMENT);

      // 替换为您的 paymentRequestId
      String paymentRequestId = UUID.randomUUID().toString();
      alipayPayRequest.setPaymentRequestId(paymentRequestId);

      // 设置金额
      Amount amount = Amount.builder().currency("SGD").value("4200").build();
      alipayPayRequest.setPaymentAmount(amount);

      // 设置支付方式
      PaymentMethod paymentMethod = PaymentMethod.builder().paymentMethodType("GOOGLEPAY").build();
      alipayPayRequest.setPaymentMethod(paymentMethod);

       // 设置 Google Pay 的相关参数 --托管解密
      Map<String, String> googlePayToken = new HashMap<String, String>();
      googlePayToken.put("googlePayToken", "{\"signature\":\"**\".....}");
      paymentMethodMetaData.put("googlePayConfiguration", googlePayToken);
      paymentMethod.setPaymentMethodMetaData(paymentMethodMetaData);

      // 替换为您的 orderId
      String orderId = UUID.randomUUID().toString();

      // 设置买家信息
      Buyer buyer = Buyer.builder().referenceBuyerId("yourBuyerId").build();

      // 设置订单信息
      Order order = Order.builder().referenceOrderId(orderId)
              .orderDescription("antom testing order").orderAmount(amount).buyer(buyer).build();
      alipayPayRequest.setOrder(order);

      // 设置设备环境信息
      Env env = Env.builder().terminalType(TerminalType.WEB).clientIp("1.2.3.4").build();
      alipayPayRequest.setEnv(env);


      // 替换为您的通知地址
      alipayPayRequest.setPaymentNotifyUrl("https://www.yourNotifyUrl.com");

      // 替换为您的跳转地址
      alipayPayRequest.setPaymentRedirectUrl("https://www.yourMerchantWeb.com");

  // 支付
  AlipayPayResponse alipayPayResponse = null;
  try {
      alipayPayResponse = CLIENT.execute(alipayPayRequest);
  } catch (AlipayApiException e) {
      String errorMsg = e.getMessage();
      // 处理错误情况
  }
}

{
..................

"paymentMethod": {
  "paymentMethodType": "GOOGLEPAY",
  "paymentMethodMetaData": {
    "googlePayConfiguration":{
      "googlePayToken":"{\"signature\":\"**\".....}"
    }
  },
},
 ..................
}

public static void payByGooglePayServer2Server() {
 AlipayPayRequest alipayPayRequest = new AlipayPayRequest();
      alipayPayRequest.setProductCode(ProductCodeType.CASHIER_PAYMENT);

      // 替换为您的 paymentRequestId
      String paymentRequestId = UUID.randomUUID().toString();
      alipayPayRequest.setPaymentRequestId(paymentRequestId);

      // 设置金额
      Amount amount = Amount.builder().currency("SGD").value("4200").build();
      alipayPayRequest.setPaymentAmount(amount);

      // 设置支付方式- PAN_ONLY场景
      PaymentMethod paymentMethod = PaymentMethod.builder().paymentMethodType("CARD").build();
     
      // 设置支付方式- CRYPTOGRAM_3DS场景
      //PaymentMethod paymentMethod = PaymentMethod.builder().paymentMethodType("GOOGLEPAY").build();
      
      alipayPayRequest.setPaymentMethod(paymentMethod);

       //设置GooglePay相关参数 -- 商户解密
      Map<String, Object> paymentMethodMetaData = new HashMap<String, Object>();
      paymentMethodMetaData.put("cardNo", "***********");
      paymentMethodMetaData.put("expiryMonth", "11");
      paymentMethodMetaData.put("expiryYear", "30");


      //设置MpiData信息- CRYPTOGRAM_3DS场景时需要
      // MpiData mapiDate=new MpiData();
      // mapiDate.setCavv("AAAAAA...");
      // mapiDate.setEci("eci indicator");
      // paymentMethodMetaData.put("mpiData",mapiDate);
  
      paymentMethod.setPaymentMethodMetaData(paymentMethodMetaData);

      // 替换为您的 orderId
      String orderId = UUID.randomUUID().toString();

      // 设置买家信息
      Buyer buyer = Buyer.builder().referenceBuyerId("yourBuyerId").build();

      // 设置订单信息
      Order order = Order.builder().referenceOrderId(orderId)
              .orderDescription("antom testing order").orderAmount(amount).buyer(buyer).build();
      alipayPayRequest.setOrder(order);

      // 设置设备环境信息
      Env env = Env.builder().terminalType(TerminalType.WEB).clientIp("1.2.3.4").build();
      alipayPayRequest.setEnv(env);


      // 替换为您的通知地址
      alipayPayRequest.setPaymentNotifyUrl("https://www.yourNotifyUrl.com");

      // 替换为您的跳转地址
      alipayPayRequest.setPaymentRedirectUrl("https://www.yourMerchantWeb.com");

  // 支付
  AlipayPayResponse alipayPayResponse = null;
  try {
      alipayPayResponse = CLIENT.execute(alipayPayRequest);
  } catch (AlipayApiException e) {
      String errorMsg = e.getMessage();
      // 处理错误情况
  }
}