支付宝接入技术

2022-12-22 22:10:28 来源：博客园

(资料图片仅供参考)

准备工作：去支付宝开放平台准备好以下东西

// 沙箱应用私钥（private key）    private String shaxiang_app_private_Key = "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";    // 沙箱应用公钥（public key）    private String shaxiang_app_public_Key = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA19MzKqCx453Qz6IVEarf8W0GrGHBYCWksm//Laknrxh0w3kjnWUQ65OCQUCACdNaqEzFSbYr8ll54BTKwBs/nk3oFngisyCClHmueXm80epbWC9TggMQTsaML1SlJHM5YxbfcDUNw97rBuR3SiJawwslCI3wH/y4TQJ4nDpbtF64SUk+qYTmSOM85bcvDUrAQvf8fHkjHry5DgiRXO/HkhiSwi1+wRk+pwl75DkqHv+9I2oWub9OUyWtJ0UXPf497/wx4tOuvdAlE68Ej2QIDAQAB";    // 沙箱支付宝公钥    private String shaxiang_alipay_public_key = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmNGvU4bQrIGPHWNQBXZgxWDiPcrbA66Lm3jhBvKR9tdICrDVYO1Me04cQkwmiQBLfohGTzQ3b9Vb220vhDSPvyXpWz+e/jowwWXXpx0TYmJkjzgLYNpXME8x6wtIj42pMMBhOa3TtmU9bCtaWeRtkUCmJtMbMhtbVWyAGEEAe52rUx0lb73opQyJWkf1K03mRAPAsThnR9vsR3yMs8xOgSsdv/yxOsa3XywuGQ3tydqsDDXA3KgBE7/8AknzeFHRTkJChe9kLyqHpiY2LdYCC9H9YYQ8wnmBwHTRuuoqk7porX7KtIB8M6byVoKc/jGVklTKyYLISnXl4slo052lDQIDAQAB";    // 沙箱APPID    private String shaxiang_app_id = "2021000118636593";    // 沙箱应用名称    private String shaxiang_app_name = "sandbox应用:2088621956695242";    // 沙箱绑定的商家账号（PID）    private String shaxiang_app_pid = "2088621956695242";    // 沙箱URL    private String shaxiang_url = "https://openapi.alipaydev.com/gateway.do";    // 沙箱回调URL{同步}    private String shaxiang_return_url = "http://localhost:10086/api/Alipay/alipayCallBackURl";    // 沙箱字符集    private String shaxiang_char_set = "UTF-8";    // 沙箱验签方式    private String shaxiang_sign_type = "RSA2";

注册AlipayClient到Spring容器

/**     * Description:  沙箱测试支付宝接口     *     * @author: GuoTong     * @date: 2022-12-22 21:21:04     * @return:com.alipay.api.AlipayClient     */    @Bean    public AlipayClient getAlipayClientShaXiang() {        AlipayConfig alipayConfig = new AlipayConfig();        // 支付宝网关（固定）https://openapi.alipay.com/gateway.do        alipayConfig.setServerUrl(shaxiang_url);        // APPID 即创建应用后生成        alipayConfig.setAppId(shaxiang_app_id);        // 开发者私钥，由开发者自己生成。        alipayConfig.setPrivateKey(shaxiang_app_private_Key);        // 参数返回格式，只支持 JSON（固定）。        alipayConfig.setFormat("json");        // 编码集，支持 GBK/UTF-8        alipayConfig.setCharset(shaxiang_char_set);        // 支付宝公钥，由支付宝生成。        alipayConfig.setAlipayPublicKey(shaxiang_alipay_public_key);        // 生成签名字符串所使用的签名算法类型，目前支持 RSA2。        alipayConfig.setSignType(shaxiang_sign_type);        //构造client        try {            return new DefaultAlipayClient(alipayConfig);        } catch (AlipayApiException e) {            e.printStackTrace();        }        return null;    }

支付生成页面

@RequestMapping(value = "/getAlipayPage", method = RequestMethod.GET)    @ApiOperation("获取支付页面")    public void getPayPage(HttpServletResponse resp, HttpServletRequest req) {        AlipayTradePagePayRequest request = new AlipayTradePagePayRequest();        // 支付宝异步通知路径,付款完毕后会异步调用本项目的方法,必须为公网地址        request.setNotifyUrl("");        // 支付宝同步通知路径,也就是当付款完毕后跳转本项目的页面,可以不是公网地址        request.setReturnUrl(alipayByAPPConfig.getShaxiang_return_url());        JSONObject bizContent = new JSONObject();        String out_trade_no = req.getParameter("out_trade_no");        // 东八区时间搓，精确到秒级别        long currentTime = LocalDateTime.now().toEpochSecond(ZoneOffset.of("+8"));        // 设置商家订单号        bizContent.put("out_trade_no", StringUtils.defaultIfEmpty(out_trade_no, String.valueOf(currentTime)));        bizContent.put("total_amount", 200);        bizContent.put("subject", "测试商品");        bizContent.put("product_code", "FAST_INSTANT_TRADE_PAY");        request.setBizContent(bizContent.toString());        AlipayTradePagePayResponse response = null;        try {            response = alipayClient.pageExecute(request);            resp.setHeader("Content-Type", "text/html;charset=utf-8");            PrintWriter out = resp.getWriter();            String body = response.getBody();            out.print(body);        } catch (AlipayApiException | IOException e) {            e.printStackTrace();        }        assert response != null;        if (response.isSuccess()) {            log.info("调用成功");        } else {            log.error("调用失败==>{}", response);        }    }

支付成功回调地址

@RequestMapping(value = "/alipayCallBackURl", method = RequestMethod.GET)    @ApiOperation("支付完成回调地址")    public ModelAndView alipayCallBackURl(HttpServletRequest req) throws UnsupportedEncodingException, AlipayApiException {        Map requestParams = req.getParameterMap();        // 获取支付宝GET过来反馈信息        Map params = new HashMap<>();        for (Iterator iter = requestParams.keySet().iterator(); iter.hasNext(); ) {            String name = iter.next();            String[] values = 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(StandardCharsets.ISO_8859_1), StandardCharsets.UTF_8);            params.put(name, valueStr);        }        log.info("支付宝回调参数。。。。。。{}", params);        //验证签名（支付宝公钥）        boolean signVerified = AlipaySignature.rsaCheckV1(params,                alipayByAPPConfig.getShaxiang_alipay_public_key(),                alipayByAPPConfig.getShaxiang_char_set(),                alipayByAPPConfig.getShaxiang_sign_type()); // 调用SDK验证签名        ModelAndView modelAndView = new ModelAndView("/Alipay");        //验证签名通过        if (signVerified) {            // 商户订单号            String out_trade_no = new String(req.getParameter("out_trade_no").getBytes(StandardCharsets.ISO_8859_1), StandardCharsets.UTF_8);            // 支付宝交易流水号            String trade_no = new String(req.getParameter("trade_no").getBytes(StandardCharsets.ISO_8859_1), StandardCharsets.UTF_8);            // 付款金额            float money = Float.parseFloat(new String(req.getParameter("total_amount").getBytes(StandardCharsets.ISO_8859_1), StandardCharsets.UTF_8));            modelAndView.addObject("tradeNo", trade_no);            modelAndView.addObject("tradeStatus", "回调成功");            modelAndView.addObject("totalAmount", money);            modelAndView.addObject("outTradeNo", out_trade_no);            return modelAndView;        } else {            modelAndView.addObject("tradeNo", "验证签名未通过");            modelAndView.addObject("tradeStatus", "验证签名未通过");            modelAndView.addObject("totalAmount", "验证签名未通过");            modelAndView.addObject("outTradeNo", "验证签名未通过");        }        return modelAndView;    }

根据商户订单号查询支付结果

/**     * Description: 商家订单号查看订单     *     * @param out_trade_no     * @author: GuoTong     * @date: 2022-12-22 20:43:42     * @return:org.springframework.web.servlet.ModelAndView     */    @RequestMapping(value = "/queryInfobyOutTradeNo", method = RequestMethod.GET)    @ApiOperation("商家订单号查看订单")    public ModelAndView queryAlipayInfo(@RequestParam("out_trade_no") String out_trade_no) {        AlipayTradeQueryRequest request = new AlipayTradeQueryRequest();        JSONObject bizContent = new JSONObject();        bizContent.put("out_trade_no", out_trade_no);        request.setBizContent(bizContent.toString());        AlipayTradeQueryResponse response = null;        ModelAndView modelAndView = new ModelAndView("/Alipay");        try {            response = alipayClient.execute(request);            // 支付宝交易号            String tradeNo = response.getTradeNo();            // 交易状态：WAIT_BUYER_PAY（交易创建，等待买家付款）、TRADE_CLOSED（未付款交易超时关闭，或支付完成后全额退款）、TRADE_SUCCESS（交易支付成功）、TRADE_FINISHED（交易结束，不可退款）            String tradeStatus = response.getTradeStatus();            //交易的订单金额            String totalAmount = response.getTotalAmount();            // 商家订单号            String outTradeNo = response.getOutTradeNo();            modelAndView.addObject("tradeNo", tradeNo);            modelAndView.addObject("tradeStatus", tradeStatus);            modelAndView.addObject("totalAmount", totalAmount);            modelAndView.addObject("outTradeNo", outTradeNo);        } catch (AlipayApiException e) {            e.printStackTrace();        }        assert response != null;        if (response.isSuccess()) {            System.out.println("调用成功");        } else {            System.out.println("调用失败");        }        return modelAndView;    }

本地展示界面

    <script th:src="@{/bootstrap-3.4.1-dist/js/bootstrap.js}"></script>            支付宝                        支付宝交易号             交易状态             交易的订单金额             商家订单号         
                    支付宝交易号             交易状态             交易的订单金额             商家订单号         
    
            100% Complete (success)    
    支付反馈结果

支付宝交易号	交易状态	交易的订单金额	商家订单号
支付宝交易号	交易状态	交易的订单金额	商家订单号

支付宝接入技术

准备工作：去支付宝开放平台准备好以下东西

注册AlipayClient到Spring容器

支付生成页面

支付成功回调地址

根据商户订单号查询支付结果

本地展示界面

支付反馈结果

其他操作请参考官方文档操作。。。