之前的一篇博客已经介绍过了支付宝的官方Demo,
把Demo放到springMVC环境下
引入依赖
<dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-logging</artifactId> <version>1.1.1</version> </dependency> <dependency> <groupId>com.alipay.sdk</groupId> <artifactId>alipay-sdk-java</artifactId> <version>4.7.1.ALL</version> </dependency> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.2.60</version> </dependency> <dependency> <groupId>org.bouncycastle</groupId> <artifactId>bcprov-jdk15on</artifactId> <version>1.63</version> </dependency>
把Demo中的已经填好数据的AlipayConfig类拿过来放到新建的config包中
index.jsp页面拿过来放到自己指定的springMVC的jsp文件存放路径下我这里是
随便写一个controller用于跳转到index页面新建一个controller 名为AlipayDemo
内容如下,支付、交易查询、退款、退款查询、交易关闭都在这里。
package com.vhukze.controller; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import javax.servlet.http.HttpServletRequest; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.servlet.ModelAndView; import com.alipay.api.AlipayApiException; import com.alipay.api.AlipayClient; import com.alipay.api.DefaultAlipayClient; import com.alipay.api.internal.util.AlipaySignature; import com.alipay.api.request.AlipayTradeCloseRequest; import com.alipay.api.request.AlipayTradeFastpayRefundQueryRequest; import com.alipay.api.request.AlipayTradePagePayRequest; import com.alipay.api.request.AlipayTradeQueryRequest; import com.alipay.api.request.AlipayTradeRefundRequest; import com.vhukze.config.AlipayConfig; /** * @author zsz * @version * @创建时间:2019年9月17日 上午9:25:58 */ @RestController @RequestMapping("alipay") public class AlipayDemo { /** * @author zsz * @编辑时间 2019年9月17日下午1:06:15 * @编辑说明 支付 * @param WIDout_trade_no * @param WIDtotal_amount * @param WIDsubject * @param WIDbody * @return * @throws AlipayApiException * @throws IOException */ @RequestMapping("pay") public ModelAndView pay(String WIDout_trade_no,String WIDtotal_amount,String WIDsubject,String WIDbody) throws AlipayApiException, IOException { //获得初始化的AlipayClient AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type); //设置请求参数 AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest(); alipayRequest.setReturnUrl(AlipayConfig.return_url); alipayRequest.setNotifyUrl(AlipayConfig.notify_url); //商户订单号,商户网站订单系统中唯一订单号,必填 String out_trade_no = new String(WIDout_trade_no.getBytes("ISO-8859-1"),"UTF-8"); //付款金额,必填 String total_amount = new String(WIDtotal_amount.getBytes("ISO-8859-1"),"UTF-8"); //订单名称,必填 String subject = new String(WIDsubject.getBytes("ISO-8859-1"),"UTF-8"); //商品描述,可空 String body = new String(WIDbody.getBytes("ISO-8859-1"),"UTF-8"); alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\"," + "\"total_amount\":\""+ total_amount +"\"," + "\"subject\":\""+ subject +"\"," + "\"body\":\""+ body +"\"," + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}"); //若想给BizContent增加其他可选请求参数,以增加自定义超时时间参数timeout_express来举例说明 //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\"}"); //请求参数可查阅【电脑网站支付的API文档-alipay.trade.page.pay-请求参数】章节 ModelAndView mv = new ModelAndView("temp"); //请求 String result = alipayClient.pageExecute(alipayRequest).getBody(); mv.addObject("result",result); return mv; } /** * @author zsz * @编辑时间 2019年9月17日下午1:09:06 * @编辑说明 交易查询 * @param request * @return * @throws AlipayApiException * @throws UnsupportedEncodingException */ @RequestMapping("query") public ModelAndView query(HttpServletRequest request) throws AlipayApiException, UnsupportedEncodingException { ModelAndView mv = new ModelAndView("temp"); //获得初始化的AlipayClient AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type); //设置请求参数 AlipayTradeQueryRequest alipayRequest = new AlipayTradeQueryRequest(); //商户订单号,商户网站订单系统中唯一订单号 String out_trade_no = new String(request.getParameter("WIDTQout_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号 String trade_no = new String(request.getParameter("WIDTQtrade_no").getBytes("ISO-8859-1"),"UTF-8"); //请二选一设置 alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","+"\"trade_no\":\""+ trade_no +"\"}"); //请求 String result = alipayClient.execute(alipayRequest).getBody(); mv.addObject("result",result); return mv; } /** * @author zsz * @编辑时间 2019年9月17日下午2:01:09 * @编辑说明 退款 * @param request * @return * @throws AlipayApiException * @throws UnsupportedEncodingException */ @RequestMapping("refund") public ModelAndView refund(HttpServletRequest request) throws AlipayApiException, UnsupportedEncodingException { ModelAndView mv = new ModelAndView("temp"); //获得初始化的AlipayClient AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type); //设置请求参数 AlipayTradeRefundRequest alipayRequest = new AlipayTradeRefundRequest(); //商户订单号,商户网站订单系统中唯一订单号 String out_trade_no = new String(request.getParameter("WIDTRout_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号 String trade_no = new String(request.getParameter("WIDTRtrade_no").getBytes("ISO-8859-1"),"UTF-8"); //请二选一设置 //需要退款的金额,该金额不能大于订单金额,必填 String refund_amount = new String(request.getParameter("WIDTRrefund_amount").getBytes("ISO-8859-1"),"UTF-8"); //退款的原因说明 String refund_reason = new String(request.getParameter("WIDTRrefund_reason").getBytes("ISO-8859-1"),"UTF-8"); //标识一次退款请求,同一笔交易多次退款需要保证唯一,如需部分退款,则此参数必传 String out_request_no = new String(request.getParameter("WIDTRout_request_no").getBytes("ISO-8859-1"),"UTF-8"); alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\"," + "\"trade_no\":\""+ trade_no +"\"," + "\"refund_amount\":\""+ refund_amount +"\"," + "\"refund_reason\":\""+ refund_reason +"\"," + "\"out_request_no\":\""+ out_request_no +"\"}"); //请求 String result = alipayClient.execute(alipayRequest).getBody(); mv.addObject("result", result); return mv; } /** * @author zsz * @编辑时间 2019年9月17日下午3:12:45 * @编辑说明 退款查询 * @param request * @return * @throws UnsupportedEncodingException * @throws AlipayApiException */ @RequestMapping("refundQuery") public ModelAndView refundQuery(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException { ModelAndView mv = new ModelAndView("temp"); //获得初始化的AlipayClient AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type); //设置请求参数 AlipayTradeFastpayRefundQueryRequest alipayRequest = new AlipayTradeFastpayRefundQueryRequest(); //商户订单号,商户网站订单系统中唯一订单号 String out_trade_no = new String(request.getParameter("WIDRQout_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号 String trade_no = new String(request.getParameter("WIDRQtrade_no").getBytes("ISO-8859-1"),"UTF-8"); //请二选一设置 //请求退款接口时,传入的退款请求号,如果在退款请求时未传入,则该值为创建交易时的外部交易号,必填 String out_request_no = new String(request.getParameter("WIDRQout_request_no").getBytes("ISO-8859-1"),"UTF-8"); alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\"," +"\"trade_no\":\""+ trade_no +"\"," +"\"out_request_no\":\""+ out_request_no +"\"}"); //请求 String result = alipayClient.execute(alipayRequest).getBody(); mv.addObject("result",result); return mv; } /** * @author zsz * @编辑时间 2019年9月17日下午3:25:24 * @编辑说明 交易关闭 * @param request * @return * @throws UnsupportedEncodingException * @throws AlipayApiException */ @RequestMapping("close") public ModelAndView close(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException { ModelAndView mv = new ModelAndView("temp"); //获得初始化的AlipayClient AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type); //设置请求参数 AlipayTradeCloseRequest alipayRequest = new AlipayTradeCloseRequest(); //商户订单号,商户网站订单系统中唯一订单号 String out_trade_no = new String(request.getParameter("WIDTCout_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号 String trade_no = new String(request.getParameter("WIDTCtrade_no").getBytes("ISO-8859-1"),"UTF-8"); //请二选一设置 alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\"," +"\"trade_no\":\""+ trade_no +"\"}"); //请求 String result = alipayClient.execute(alipayRequest).getBody(); mv.addObject("result",result); return mv; } @RequestMapping("return_url") public ModelAndView return_url(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException { ModelAndView mv = new ModelAndView("return_url"); 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); } boolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); //调用SDK验证签名 //——请在这里编写您的程序(以下代码仅作参考)—— if(signVerified) { //商户订单号 String out_trade_no = new String(request.getParameter("out_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号 String trade_no = new String(request.getParameter("trade_no").getBytes("ISO-8859-1"),"UTF-8"); //付款金额 String total_amount = new String(request.getParameter("total_amount").getBytes("ISO-8859-1"),"UTF-8"); mv.addObject("trade_no", trade_no); mv.addObject("out_trade_no", out_trade_no); mv.addObject("total_amount", total_amount); } return mv; } @RequestMapping("notify_url") public ModelAndView notify_url(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException { ModelAndView mv = new ModelAndView("notify_url"); //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); } boolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); //调用SDK验证签名 //——请在这里编写您的程序(以下代码仅作参考)—— /* 实际验证过程建议商户务必添加以下校验: 1、需要验证该通知数据中的out_trade_no是否为商户系统中创建的订单号, 2、判断total_amount是否确实为该订单的实际金额(即商户订单创建时的金额), 3、校验通知中的seller_id(或者seller_email) 是否为out_trade_no这笔单据的对应的操作方(有的时候,一个商户可能有多个seller_id/seller_email) 4、验证app_id是否为该商户本身。 */ if(signVerified) {//验证成功 //商户订单号 String out_trade_no = new String(request.getParameter("out_trade_no").getBytes("ISO-8859-1"),"UTF-8"); //支付宝交易号 String trade_no = new String(request.getParameter("trade_no").getBytes("ISO-8859-1"),"UTF-8"); //交易状态 String trade_status = new String(request.getParameter("trade_status").getBytes("ISO-8859-1"),"UTF-8"); if(trade_status.equals("TRADE_FINISHED")){ //判断该笔订单是否在商户网站中已经做过处理 //如果没有做过处理,根据订单号(out_trade_no)在商户网站的订单系统中查到该笔订单的详细,并执行商户的业务程序 //如果有做过处理,不执行商户的业务程序 //注意: //退款日期超过可退款期限后(如三个月可退款),支付宝系统发送该交易状态通知 }else if (trade_status.equals("TRADE_SUCCESS")){ //判断该笔订单是否在商户网站中已经做过处理 //如果没有做过处理,根据订单号(out_trade_no)在商户网站的订单系统中查到该笔订单的详细,并执行商户的业务程序 //如果有做过处理,不执行商户的业务程序 //注意: //付款完成后,支付宝系统发送该交易状态通知 } mv.addObject("result", "success"); }else {//验证失败 mv.addObject("result", "fail"); //调试用,写文本函数记录程序运行情况是否正常 //String sWord = AlipaySignature.getSignCheckContentV1(params); //AlipayConfig.logResult(sWord); } return mv; } }
每个方法的返回值都是ModelAndView,我这里新建了一个temp.jsp页面,都去这个页面显示数据了。支付宝这几个接口返回的数据result,支付接口返回的result是一个HTML字符串,里面有一个表单一句JS脚本用来提交表单。其他接口的是json串。我直接显示在页面上了。
index页面的表单action路径,由于我这里转发到index页面的路径是user/fun。是user下面的,所以去上层目录找alipay接口
比如支付这里支付这里我写的是../alipay/pay,其他的也是这样写。
temp.jsp 页面只有一句<%=request.getAttribute("result") %>
return_url.jsp 页面
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Insert title here</title> </head> <body> <% String trade_no = (String)request.getAttribute("trade_no"); String out_trade_no = (String)request.getAttribute("out_trade_no"); String total_amount = (String)request.getAttribute("total_amount"); if(trade_no == null && out_trade_no == null && total_amount == null){ %> 验证失败 <% } out.println("商户订单号:"+trade_no); out.println("支付宝交易号:"+out_trade_no); out.println("付款金额:"+total_amount); %> </body> </html>