public void ProcessRequest(HttpContext context) { context.Response.ContentType = "text/plain"; var result = string.Empty; var tradeNo = context.Request.QueryString["tradeNo"] ?? "201710110909"; var outMess = string.Empty; try { var mess = CBCPayOnline.CheckOrder(tradeNo, tradeNo.Substring(0, 8), ConfigurationManager.AppSettings["icbc.merID"], ConfigurationManager.AppSettings["icbc.merAcct"], out outMess); result += mess + "<br/>"; if (mess.Length > 5)//缴费成功,未返回错误编码,返回xml数据 { DataSet myds = new DataSet(); StringReader strReader = new StringReader(mess); myds.ReadXml(strReader); string stat = myds.Tables["out"].Rows[0]["tranStat"].ToString(); if (stat == "1" || stat == "0") { result += "工行查询支付成功"; } else//支付失败 { result += "工行查询支付失败"; } } else { string pays = ""; switch (mess) { case "40972": pays = "API查询的订单不存在"; break; case "40973": pays = "API查询过程中系统异常"; break; case "40976": pays = "API查询系统异常"; break; case "40977": pays = "商户证书信息错"; break; case "40978": pays = "解包商户请求数据报错"; break; case "40979": pays = "查询的订单不存在"; break; case "40980": pays = "API查询过程中系统异常"; break; case "40981": pays = "给商户打包返回数据错"; break; case "40982": pays = "系统错误"; break; case "40983": pays = "查询的订单不唯一"; break; case "40987": pays = "商户代码或者商城账号有误"; break; case "40947": pays = "给商户打包返回数据错"; break; case "40948": pays = "商城状态非法"; break; case "40949": pays = "商城类别非法"; break; case "40950": pays = "商城应用类别非法"; break; case "40951": pays = "商户证书id状态非法"; break; case "40952": pays = "商户证书id未绑定"; break; case "40953": pays = "商户id权限非法"; break; case "40954": pays = "检查商户状态时数据库异常"; break; } result += tradeNo + ":工行查询支付发生错误, 错误编码:" + mess + "-" + pays; } } catch (Exception e) { result += tradeNo + ":工行查询支付发生错误:" + e.ToString(); } context.Response.Write(result); }