package com.wechat.pay.java.service.partnerpayments.nativepay;

import com.wechat.pay.java.core.Config;

import com.wechat.pay.java.core.RSAAutoCertificateConfig;

import com.wechat.pay.java.core.exception.HttpException;

import com.wechat.pay.java.core.exception.MalformedMessageException;

import com.wechat.pay.java.core.exception.ServiceException;

import com.wechat.pay.java.service.partnerpayments.nativepay.model.CloseOrderRequest;

import com.wechat.pay.java.service.partnerpayments.nativepay.model.PrepayRequest;

import com.wechat.pay.java.service.partnerpayments.nativepay.model.PrepayResponse;

import com.wechat.pay.java.service.partnerpayments.nativepay.model.QueryOrderByIdRequest;

import com.wechat.pay.java.service.partnerpayments.nativepay.model.QueryOrderByOutTradeNoRequest;

import com.wechat.pay.java.service.partnerpayments.nativepay.model.Transaction;

/** NativePayService使用示例 */

public class NativePayServiceExample {

  /** 商户号 */

  public static String merchantId = "190000****";

  /** 商户API私钥路径 */

  public static String privateKeyPath = "/Users/yourname/your/path/apiclient_key.pem";

  /** 商户证书序列号 */

  public static String merchantSerialNumber = "5157F09EFDC096DE15EBE81A47057A72********";

  /** 商户APIV3密钥 */

  public static String apiV3Key = "...";

  public static NativePayService service;

  public static void main(String[] args) {

    // 初始化商户配置

    Config config =

        new RSAAutoCertificateConfig.Builder()

            .merchantId(merchantId)

            // 使用 com.wechat.pay.java.core.util 中的函数从本地文件中加载商户私钥，商户私钥会用来生成请求的签名

            .privateKeyFromPath(privateKeyPath)

            .merchantSerialNumber(merchantSerialNumber)

            .apiV3Key(apiV3Key)

            .build();

    // 初始化服务

    service = new NativePayService.Builder().config(config).build();

    // ... 调用接口

    try {

      closeOrder();

    } catch (HttpException e) { // 发送HTTP请求失败

      // 调用e.getHttpRequest()获取请求打印日志或上报监控，更多方法见HttpException定义

    } catch (ServiceException e) { // 服务返回状态小于200或大于等于300，例如500

      // 调用e.getResponseBody()获取返回体打印日志或上报监控，更多方法见ServiceException定义

    } catch (MalformedMessageException e) { // 服务返回成功，返回体类型不合法，或者解析返回体失败

      // 调用e.getMessage()获取信息打印日志或上报监控，更多方法见MalformedMessageException定义

    }

  }

  /** 关闭订单 */

  public static void closeOrder() {

    CloseOrderRequest request = new CloseOrderRequest();

    // 调用request.setXxx(val)设置所需参数，具体参数可见Request定义

    // 调用接口

    service.closeOrder(request);

  }

  /** Native支付预下单 */

  public static PrepayResponse prepay() {

    PrepayRequest request = new PrepayRequest();

    // 调用request.setXxx(val)设置所需参数，具体参数可见Request定义

    // 调用接口

    return service.prepay(request);

  }

  /** 微信支付订单号查询订单 */

  public static Transaction queryOrderById() {

    QueryOrderByIdRequest request = new QueryOrderByIdRequest();

    // 调用request.setXxx(val)设置所需参数，具体参数可见Request定义

    // 调用接口

    return service.queryOrderById(request);

  }

  /** 商户订单号查询订单 */

  public static Transaction queryOrderByOutTradeNo() {

    QueryOrderByOutTradeNoRequest request = new QueryOrderByOutTradeNoRequest();

    // 调用request.setXxx(val)设置所需参数，具体参数可见Request定义

    // 调用接口

    return service.queryOrderByOutTradeNo(request);

  }

}

Exception in thread "main" com.wechat.pay.java.core.exception.ServiceException: Wrong HttpStatusCode[500]

httpResponseBody[{"code":"SYSTEM_ERROR","message":"系统繁忙，请稍后重试"}] HttpRequest[{"http_method":"GET","url":"https://api.mch.weixin.qq.com/v3/certificates?algorithm_type=RSA","uri":"https://api.mch.weixin.qq.com/v3/certificates?algorithm_type=RSA","headers":{"headers":{"Authorization":"WECHATPAY2-SHA256-RSA2048 mchid=\"XXXXXXX\",nonce_str=\"nX14DfLsl9MRehi4OfZgNIYjjABYPGsy\",timestamp=\"1729827433\",serial_no=\"XXXXXXXXXX\",signature=\"4L+S+55cBFVJthUMdnujHHyvhfylySUBuEwWAfC0EEThIQG+2fArKNdTO9Wct0/Cak9Zi84x3ZLlIld2jf9XgmI6xp5zt/AViqut1r/JPF0wgKo42Z4txbdlBgLICoRNQBL0jWU1Nc2SvIbahd0/CJ1WZonoEHG8NaYzmvRWVsy5bOPKNvvvP6i31zmAQws88HoGq8n3hJBv9lwYVc14ZumggBY8oMqa/HXdj4gmamOC++aYrhgHtlVxmKeMX/NQMQZDo38PVbvCPuSGz6rgvFDEy8qYIcWQQz03l59iLdByJUT44jg+hs52wa7CZfhm8TKbiriA0cv9jjExxxhh2g==\"","Accept":" */*","User-Agent":"WechatPay-Java/0.2.14 (Windows 11/10.0) Java/17.0.11 Credential/WechatPay2Credential Validator/ okhttp3/null","Content-Type":"application/json"}}}]

at com.wechat.pay.java.core.http.AbstractHttpClient.validateResponse(AbstractHttpClient.java:74)

at com.wechat.pay.java.core.http.AbstractHttpClient.execute(AbstractHttpClient.java:45)

at com.wechat.pay.java.core.certificate.CertificateDownloader.download(CertificateDownloader.java:82)

at com.wechat.pay.java.core.certificate.AutoCertificateService.lambda$register$0(AutoCertificateService.java:66)