接口返回 #01

Demo #02

                             
 @RequestMapping(value = "/createCharge", method = RequestMethod.POST,
                 produces={"text/html;charset=UTF-8;","application/json;"})
@ResponseBody
public String createCharge(
    @RequestParam(value = "merchant_no", required = true) String merchant_no,
    @RequestParam(value = "merchant_order_no") String merchant_order_no,
    @RequestParam(value = "amount") Integer amount,
    @RequestParam(value = "channel") String channel,
    @RequestParam(value ="widget_content",required = true) String widget_content,
    @RequestParam(value = "service_url", required = true) String service_url,
     HttpServletRequest request, HttpServletResponse response) {

    // merchant_no，channel，merchant_order_no，amount用于验证订单一致性和获取信息。
    logger.info(merchant_no);
    logger.info(merchant_order_no);
    logger.info(amount);
    // 收缴渠道取值，用户选择收缴方式点提交后,会将channel传进来
    logger.info(channel);
    //重要：构造chargeMap
    Map chargeMap = new HashMap();
    chargeMap.put("merchant_no", merchant_no);
       // 商户号，应与js中传入的一致,接到的merchant_no参数
    chargeMap.put("widget_content", widget_content);// 组装json串
    //chargeMap.put("front_url", ParamConstant.FRONT_URL);// 前端通知地址
    //chargeMap.put("back_url",ParamConstant.BACK_URL);// 后端通知地址
    Map extra = new HashMap();
    chargeMap.put("extra", extra);
      // 扩展参数,如果有需要的话构造一个map然后将map转换成json串传入
    String chargeString = "";
String privateKey = "";//私钥赋值
    try{
 //发起 create创建charge请求(参数为构造的的chargeMap,传入的controller的service_url)
        chargeString = Charge.create(chargeMap, service_url ,privateKey);
        logger.info(chargeString);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return chargeString;
}