- //靜態資源
- /**
- * @author 徐小驥
- * @version :2016-5-9 上午11:43:48
- */
- public class WeixinPayConstants {
- public static final String appid = "XXXXXX";//在微信開發平臺登記的app應用
- public static final String appsecret = "XXXXXXXXX";
- public static final String partner = "XXXXXXXXX";//商戶號
- public static final String partnerkey ="XXXXXXXXXXXXXXXXXXXXXXXXXXXXX";//不是商戶登錄密碼,是商戶在微信平臺設置的32位長度的api祕鑰,
- public static final String createOrderURL="https://api.mch.weixin.qq.com/pay/unifiedorder";
- public static final String backUri="http://XXXXXXXX/api/weixin/topay.jhtml";//微信支付下單地址
- public static final String notify_url="http://XXXXXXXXXX/api/weixin/notify.jhtml";//異步通知地址
- }
- //
- /**
- * @author 徐小驥
- * @version :2016-5-9 上午11:46:48
- */
- @Controller("weixinPayController")
- @RequestMapping("/api/weixin")
- public class WeixinPayController {
- @Resource(name = "memberServiceImpl")
- private MemberService memberService;
- @Resource(name = "orderServiceImpl")
- private RecordsConsumptionService recordsConsumptionService;
- //商戶相關資料
- private static String appid = WeixinPayConstants.appid;
- private static String appsecret = WeixinPayConstants.appsecret;
- private static String partner = WeixinPayConstants.partner;
- private static String partnerkey = WeixinPayConstants.partnerkey;
- @RequestMapping(value = "/topay")
- @ResponseBody public void topay(HttpServletRequest request,HttpServletResponse response) throws Exception{
- request.setCharacterEncoding("UTF-8");
- response.setCharacterEncoding("UTF-8");
- response.setContentType("text/html;charset=UTF-8");
- String orderNo= request.getParameter("Orderid");
- String mobile= request.getParameter("mobile");
- PrintWriter out = response.getWriter();
- String json=null;
- JSONObject retMsgJson=new JSONObject();
- if(orderNo==null||mobile==null){
- retMsgJson.put("msg", "error");
- retMsgJson.put("body", "數據請求異常");
- json=retMsgJson.toString();
- out.write(json);
- out.close();
- return;
- }
- Member member=memberService.findListByMobile(mobile);//獲取用戶數據
- Order order=orderService.find(Long.valueOf(orderNo));//獲取訂單數據
- //驗證訂單與支付會員關係
- if(member==null||order==null){
- retMsgJson.put("msg", "error");
- retMsgJson.put("body", "數據請求異常");
- json=retMsgJson.toString();
- out.write(json);
- out.close();
- return;
- }
- if(!order.getMember().equals(member)){
- retMsgJson.put("msg", "error");
- retMsgJson.put("body", "無權限處理訂單");
- json=retMsgJson.toString();
- out.write(json);
- out.close();
- return;
- }
- if(!order.getPaymentStatus().equals(Order.PaymentStatus.unpaid)){
- retMsgJson.put("msg", "error");
- retMsgJson.put("body", "訂單狀態異常");
- json=retMsgJson.toString();
- out.write(json);
- out.close();
- return;
- }
- String userId = member.getId().toString();
- String money = order.getAmount().toString();//獲取訂單金額
- //金額轉化爲分爲單位
- float sessionmoney = Float.parseFloat(money);
- String finalmoney = String.format("%.2f", sessionmoney);
- finalmoney = finalmoney.replace(".", "");
- String currTime = TenpayUtil.getCurrTime();
- //8位日期
- String strTime = currTime.substring(8, currTime.length());
- //四位隨機數
- String strRandom = TenpayUtil.buildRandom(4) + "";
- //10位序列號,可以自行調整。
- String strReq = strTime + strRandom;
- //商戶號
- String mch_id = partner;
- //子商戶號 非必輸
- //String sub_mch_id="";
- //設備號 非必輸
- String device_info="";
- //隨機數
- String nonce_str = strReq;
- String body = order.getName();
- //附加數據
- String attach = userId;
- //商戶訂單號
- String out_trade_no = order.getSn()+"|"+System.currentTimeMillis();//訂單編號加時間戳
- int intMoney = Integer.parseInt(finalmoney);
- //總金額以分爲單位,不帶小數點
- String total_fee = String.valueOf(intMoney);
- //訂單生成的機器 IP
- String spbill_create_ip = request.getRemoteAddr();
- String notify_url =WeixinPayConstants.notify_url;//微信異步通知地址
- String trade_type = "APP";//app支付必須填寫爲APP
- //對以下字段進行簽名
- SortedMap<String, String> packageParams = new TreeMap<String, String>();
- packageParams.put("appid", appid);
- packageParams.put("attach", attach);
- packageParams.put("body", body);
- packageParams.put("mch_id", mch_id);
- packageParams.put("nonce_str", nonce_str);
- packageParams.put("notify_url", notify_url);
- packageParams.put("out_trade_no", out_trade_no);
- packageParams.put("spbill_create_ip", spbill_create_ip);
- packageParams.put("total_fee", total_fee);
- packageParams.put("trade_type", trade_type);
- RequestHandler reqHandler = new RequestHandler(request, response);
- reqHandler.init(appid, appsecret, partnerkey);
- String sign = reqHandler.createSign(packageParams);//獲取簽名
- String xml="<xml>"+
- "<appid>"+appid+"</appid>"+
- "<attach>"+attach+"</attach>"+
- "<body><![CDATA["+body+"]]></body>"+
- "<mch_id>"+mch_id+"</mch_id>"+
- "<nonce_str>"+nonce_str+"</nonce_str>"+
- "<notify_url>"+notify_url+"</notify_url>"+
- "<out_trade_no>"+out_trade_no+"</out_trade_no>"+
- "<spbill_create_ip>"+spbill_create_ip+"</spbill_create_ip>"+
- "<total_fee>"+total_fee+"</total_fee>"+
- "<trade_type>"+trade_type+"</trade_type>"+
- "<sign>"+sign+"</sign>"+
- "</xml>";
- String allParameters = "";
- try {
- allParameters = reqHandler.genPackage(packageParams);
- } catch (Exception e) {
- // TODO Auto-generated catch block
- e.printStackTrace();
- }
- String createOrderURL = WeixinPayConstants.createOrderURL;
- String prepay_id="";
- try {
- prepay_id = new GetWxOrderno().getPayNo(createOrderURL, xml);
- if(prepay_id.equals("")){
- retMsgJson.put("msg", "error");
- json=retMsgJson.toString();
- out.write(json);
- out.close();
- return;
- }
- } catch (Exception e1) {
- // TODO Auto-generated catch block
- e1.printStackTrace();
- }
- //獲取到prepayid後對以下字段進行簽名最終發送給app
- SortedMap<String, String> finalpackage = new TreeMap<String, String>();
- String timestamp = Sha1Util.getTimeStamp();
- finalpackage.put("appid", appid);
- finalpackage.put("timestamp", timestamp);
- finalpackage.put("noncestr", nonce_str);
- finalpackage.put("partnerid", WeixinPayConstants.partner);
- finalpackage.put("package", "Sign=WXPay");
- finalpackage.put("prepayid", prepay_id);
- String finalsign = reqHandler.createSign(finalpackage);
- retMsgJson.put("msg", "ok");
- retMsgJson.put("appid", appid);
- retMsgJson.put("timestamp", timestamp);
- retMsgJson.put("noncestr", nonce_str);
- retMsgJson.put("partnerid", WeixinPayConstants.partner);
- retMsgJson.put("prepayid", prepay_id);
- retMsgJson.put("package", "Sign=WXPay");
- retMsgJson.put("sign", finalsign);
- json=retMsgJson.toString();
- out.write(json);
- out.close();
- }
- //微信異步通知
- @RequestMapping(value = "/notify")
- @ResponseBody public void notify(HttpServletRequest request,HttpServletResponse response) throws Exception{
- request.setCharacterEncoding("UTF-8");
- response.setCharacterEncoding("UTF-8");
- response.setContentType("text/html;charset=UTF-8");
- response.setHeader("Access-Control-Allow-Origin", "*");
- InputStream in=request.getInputStream();
- ByteArrayOutputStream out=new ByteArrayOutputStream();
- byte[] buffer =new byte[1024];
- int len=0;
- while((len=in.read(buffer))!=-1){
- out.write(buffer, 0, len);
- }
- out.close();
- in.close();
- String msgxml=new String(out.toByteArray(),"utf-8");//xml數據
- System.out.println(msgxml);
- Map map = new GetWxOrderno().doXMLParse(msgxml);
- String result_code=(String) map.get("result_code");
- String out_trade_no = (String) map.get("out_trade_no");
- String total_fee = (String) map.get("total_fee");
- String sign = (String) map.get("sign");
- Double amount=new Double(total_fee)/100;//獲取訂單金額
- String attach= (String) map.get("attach");
- String sn=out_trade_no.split("\\|")[0];//獲取訂單編號
- Long memberid=Long.valueOf(attach);
- Member member=memberService.find(memberid);
- Order order=orderService.findBySn(sn);
- if(result_code.equals("SUCCESS")&&member!=null&&order!=null){
- //驗證簽名
- float sessionmoney = Float.parseFloat(order.getAmount().toString());
- String finalmoney = String.format("%.2f", sessionmoney);
- finalmoney = finalmoney.replace(".", "");
- int intMoney = Integer.parseInt(finalmoney);
- //總金額以分爲單位,不帶小數點
- String order_total_fee = String.valueOf(intMoney);
- String fee_type = (String) map.get("fee_type");
- String bank_type = (String) map.get("bank_type");
- String cash_fee = (String) map.get("cash_fee");
- String is_subscribe = (String) map.get("is_subscribe");
- String nonce_str = (String) map.get("nonce_str");
- String openid = (String) map.get("openid");
- String return_code = (String) map.get("return_code");
- String sub_mch_id = (String) map.get("sub_mch_id");
- String time_end = (String) map.get("time_end");
- String trade_type = (String) map.get("trade_type");
- String transaction_id = (String) map.get("transaction_id");
- //需要對以下字段進行簽名
- SortedMap<String, String> packageParams = new TreeMap<String, String>();
- packageParams.put("appid", appid);
- packageParams.put("attach", order.getMember().getId().toString()); //用自己系統的數據:會員id
- packageParams.put("bank_type", bank_type);
- packageParams.put("cash_fee", cash_fee);
- packageParams.put("fee_type", fee_type);
- packageParams.put("is_subscribe", is_subscribe);
- packageParams.put("mch_id", partner);
- packageParams.put("nonce_str", nonce_str);
- packageParams.put("openid", openid);
- packageParams.put("out_trade_no", out_trade_no);
- packageParams.put("result_code", result_code);
- packageParams.put("return_code", return_code);
- packageParams.put("sub_mch_id", sub_mch_id);
- packageParams.put("time_end", time_end);
- packageParams.put("total_fee", order_total_fee); //用自己系統的數據:訂單金額
- packageParams.put("trade_type", trade_type);
- packageParams.put("transaction_id", transaction_id);
- RequestHandler reqHandler = new RequestHandler(request, response);
- reqHandler.init(appid, appsecret, partnerkey);
- String endsign = reqHandler.createSign(packageParams);
- if(sign.equals(endsign)){//驗證簽名是否正確 官方簽名工具地址:https://pay.weixin.qq.com/wiki/tools/signverify/
- if("訂單沒有支付"){
- try{
- //處理自己的業務邏輯
- response.getWriter().write(setXml("SUCCESS", "OK")); //告訴微信已經收到通知了
- }catch(Exception e){
- System.out.println("微信支付異步通知異常");
- }
- }else if("訂單支付了"){
- response.getWriter().write(setXml("SUCCESS", "OK")); //告訴微信已經收到通知了
- }
- }
- }
- }
- public static String setXml(String return_code,String return_msg){
- return "<xml><return_code><![CDATA["+return_code+"]]></return_code><return_msg><![CDATA["+return_msg+"]]></return_msg></xml>";
- }
- }
附上本文微信app支付開發所用到的工具類下載地址
http://download.csdn.net/detail/xu_xiao_ji/9516695