/*** 支付宝支付*/
@ResponseBody
@RequestMapping("/order_alipay.do")
//memberSettled是我自己的对象，查出来支付宝所需的属性
public String alipayOrder(HttpServletRequest request, HttpServletResponse response, MemberSettled memberSettled, Model model){String form = null;try {Map<String,Object> settledMap = goodsService.selectMemberSettledInfoBySetId(memberSettled);Integer userId = getCurrentLoginId();String order_code = userService.insertMemberSettledOrderInfo(memberSettled.getPayMode(),(Double) settledMap.get("pay_number"),(String) settledMap.get("pay_detail"),userId);//自己封装的方法form  = PayUtil.alipayH5PayResponse(order_code,(Double) settledMap.get("pay_number"),(String) settledMap.get("pay_detail"),(String) settledMap.get("settled_time"),request,response);response.setContentType("text/html;charset=" + Alipay.getCHARSET());response.getWriter().write(form);//直接将完整的表单html输出到页面response.getWriter().flush();response.getWriter().close();} catch (ServletException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}return form.toString();
}

AlipayClient alipayClient = new DefaultAlipayClient(Alipay.getURL(), Alipay.getAppId(), Alipay.getAppPrivateKey(), "json",Alipay.getCHARSET(), Alipay.getAlipayPublicKey(), Alipay.getSignType()); //获得初始化的AlipayClientAlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();//创建API对应的requestalipayRequest.setReturnUrl("xxxx");
//        alipayRequest.setReturnUrl("http://domain.com/CallBack/return_url.jsp");alipayRequest.setNotifyUrl("xxxx");//在公共参数中设置回跳和通知地址
//        alipayRequest.setNotifyUrl("http://domain.com/CallBack/notify_url.jsp");
//只是为了测试
//        alipayRequest.setBizContent("{" +
//                "    \"out_trade_no\":" + out_trade_no +"," +                    //商户订单号，64个字符以内、可包含字母、数字、下划线；需保证在商户端不重复
//                "    \"product_code\":\"FAST_INSTANT_TRADE_PAY\"," +             //销售产品码，与支付宝签约的产品码名称。 注：目前仅支持FAST_INSTANT_TRADE_PAY
//                "    \"total_amount\":" + total_amount + "," +                   //订单总金额，单位为元，精确到小数点后两位，取值范围[0.01,100000000]
//                "    \"subject\":" + subject + "" +                              //订单标题
//                "  }");//填充业务参数//正式代码，需要什么就添加什么alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","+ "\"total_amount\":\""+ total_amount +"\","+ "\"subject\":\""+ subject +"\","+ "\"body\":\""+ body +"\","+ "\"timeout_express\":\"10m\","+ "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");String form="";try {form = alipayClient.pageExecute(alipayRequest).getBody(); //调用SDK生成表单} catch (AlipayApiException e) {e.printStackTrace();}return form;

/*** 回调地址，必须是外网可以访问的到*/
private static final String RESULT_URL = "xxxx";
/*** 商家产品码（不知道啥玩意）一串数字*/
private static final String SELL_ID = "xxxxx";
/*** 支付宝网关（固定）*/
private static final String URL = "https://openapi.alipay.com/gateway.do";
/*** APPID即创建应用后生成，点击你的应用，复制APPID*/
private static final String APP_ID = "xxxx";
/*** 开发者应用私钥，由开发者自己生成*/
private static final String APP_PRIVATE_KEY = "xxxxxxx";
/*** 求和签名使用的字符编码格式，支持GBK和UTF-8   开发者根据实际工程编码配置*/
private static final String CHARSET = "UTF-8";
/*** 支付宝公钥，由支付宝生成*/
private static final String ALIPAY_PUBLIC_KEY = "xxxxx";
/*** 商户生成签名字符串所使用的签名算法类型，目前支持RSA2和RSA，推荐使用RSA2   RSA2*/
private static final String SIGN_TYPE = "RSA2";
/*** 参数返回格式，只支持json  json（固定）*/
private Map<String,Object> FORMAT;private static final String RETURN_URL = "";private static final String NOTIFY_URL = "";public static String getSellId() {return SELL_ID;
}public static String getURL() {return URL;
}public static String getAppId() {return APP_ID;
}public static String getAppPrivateKey() {return APP_PRIVATE_KEY;
}public static String getCHARSET() {return CHARSET;
}public static String getAlipayPublicKey() {return ALIPAY_PUBLIC_KEY;
}public static String getSignType() {return SIGN_TYPE;
}public Map<String, Object> getFORMAT() {return FORMAT;
}public void setFORMAT(Map<String, Object> FORMAT) {this.FORMAT = FORMAT;
}public static String getResultUrl() {return RESULT_URL;
}public static String getReturnUrl() {return RETURN_URL;
}public static String getNotifyUrl() {return NOTIFY_URL;
}

/*** 后台管理系统支付宝支付成功通知接口*/@RequestMapping("/notify_url")public String notifyAlipayInterface(HttpServletResponse response, AliReturnPayBean returnPay, HttpServletRequest request)throws AlipayApiException, IOException {//获取支付宝POST过来反馈信息Map<String,String> params = new HashMap<String,String>();Map<String,String[]> requestParams = request.getParameterMap();for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext();) {String name = (String) iter.next();String[] values = (String[]) requestParams.get(name);String valueStr = "";for (int i = 0; i < values.length; i++) {valueStr = (i == values.length - 1) ? valueStr + values[i]: valueStr + values[i] + ",";}//乱码解决，这段代码在出现乱码时使用valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");params.put(name, valueStr);}
//这的AlipayConfig其实就是我上面的Alipayboolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.getAlipayPublicKey(), AlipayConfig.getCHARSET(), AlipayConfig.getSignType()); //调用SDK验证签名if(signVerified){// TODO 验签成功后，按照支付结果异步通知中的描述，对支付结果中的业务内容进行二次校验，// TODO 校验成功后在response中返回success并继续商户自身业务处理，校验失败返回failure// TODO 其中seller_id 是卖家支付宝用户号//因为params中没有status这个参数，所以我就用自己封装的AliReturnPayBean来接收的部分参数，其实没有什么用，可以直接删除的if(returnPay.getTrade_status() == null || "TRADE_SUCCESS".equals(returnPay.getTrade_status())|| "TRADE_FINISHED".equals(returnPay.getTrade_status())){//查找出来信息之后可以二次判断，我并没有做判断，你们可以判断价格以及数量，时间等等的信息，判断订单是否正确
//                Map<String,Object> payOrderMap = cmsService.selectSettledPayOrderInfo(returnPay.getOut_trade_no());int result = cmsService.updateSettledPayOrderStatusByTradeNo(returnPay.getOut_trade_no(),1,(String) params.get("trade_no"));}else if("TRADE_FINISHED".equals(returnPay.getTrade_status())){int result = cmsService.updateSettledPayOrderStatusByTradeNo(returnPay.getOut_trade_no(),2,null);}
//            response.getWriter().write("success");}else{// TODO 验签失败则记录异常日志，并在response中返回failure.
//            response.getWriter().write("failure");}//这是我自己测试跳转用的页面return "share";}