/**
 * 支付宝支付方式
 * @param money 支付金额
 * @author jitwxs
 * @since 2018/5/14 8:53
 */
@PostMapping("/alipay")
public void paymentAlipay(Double money, HttpSession session, HttpServletResponse response) throws IOException {
    Express express = (Express)session.getAttribute(SESSION_LATEST_EXPRESS);

    if(express == null || money == null) {
        response.getWriter().write("参数错误，请重新下单");
    }

    // 金额保留两位
    money = (double) (Math.round(money * 100)) / 100;

    // 生成订单
    String expressId = expressService.createExpress(express);
    // 生成订单支付
    expressPaymentService.createAliPayment(expressId, money, aliPaySetting.getSellerId());

    // 1、设置请求参数
    AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
    // 页面跳转同步通知页面路径
    alipayRequest.setReturnUrl(aliPaySetting.getReturnUrl());
    // 服务器异步通知页面路径
    alipayRequest.setNotifyUrl(aliPaySetting.getNotifyUrl());

    // 2、SDK已经封装掉了公共参数，这里只需要传入业务参数，请求参数查阅开头Wiki
    Map<String,String> map = new HashMap<>(16);
    map.put("out_trade_no", expressId);
    map.put("total_amount", String.valueOf(money));
    map.put("subject", "快递代拿");
    map.put("body", "快递代拿在线支付");
    // 销售产品码
    map.put("product_code","FAST_INSTANT_TRADE_PAY");

    alipayRequest.setBizContent(JsonUtils.objectToJson(map));

    response.setContentType("text/html;charset=utf-8");
    try{
        // 3、生成支付表单
        AlipayTradePagePayResponse alipayResponse = alipayClient.pageExecute(alipayRequest);
        if(alipayResponse.isSuccess()) {
            String result = alipayResponse.getBody();
            response.getWriter().write(result);
        } else {
            response.getWriter().write("error");
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}
 

/**
 * 支付宝支付
 * 该方法无返回值，执行成功后response回写结果即可
 * @param subject 订单名称
 * @param body 订单描述
 * @param money 支付金额
 * @author jitwxs
 * @since 2018/6/4 14:00
 */
@PostMapping("/alipay/payment")
public void payment(String subject, String body, float money, HttpServletResponse response) {
    // 金额保留两位
    money = (float) (Math.round(money * 100)) / 100;

    // 生成订单
    OrderInfo orderInfo = orderInfoService.createOrder(subject, body, money, aliPayConfig.getSellerId());

    // 1、设置请求参数
    AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
    // 页面跳转同步通知页面路径
    alipayRequest.setReturnUrl(aliPayConfig.getReturnUrl());
    // 服务器异步通知页面路径
    alipayRequest.setNotifyUrl(aliPayConfig.getNotifyUrl());

    // 2、SDK已经封装掉了公共参数，这里只需要传入业务参数，请求参数查阅开头Wiki
    Map<String,String> map = new HashMap<>(16);
    map.put("out_trade_no", orderInfo.getOrderId());
    map.put("total_amount", String.valueOf(money));
    map.put("subject", subject);
    map.put("body",body);
    // 销售产品码
    map.put("product_code","FAST_INSTANT_TRADE_PAY");

    alipayRequest.setBizContent(JsonUtils.objectToJson(map));

    response.setContentType("text/html;charset=utf-8");
    try{
        // 3、生成支付表单
        AlipayTradePagePayResponse alipayResponse = alipayClient.pageExecute(alipayRequest);
        if(alipayResponse.isSuccess()) {
            String result = alipayResponse.getBody();
            response.getWriter().write(result);
        } else {
            log.error("【支付表单生成】失败，错误信息：{}", alipayResponse.getSubMsg());
            response.getWriter().write("error");
        }
    } catch (Exception e) {
        log.error("【支付表单生成】异常，异常信息：{}", e.getMessage());
        e.printStackTrace();
    }
}
 

public Class<AlipayTradePagePayResponse> getResponseClass() {
	return AlipayTradePagePayResponse.class;
}
 

public Class<AlipayTradePagePayResponse> getResponseClass() {
	return AlipayTradePagePayResponse.class;
}
 

public Class<AlipayTradePagePayResponse> getResponseClass() {
	return AlipayTradePagePayResponse.class;
}