2019 - Java 接入支付宝支付 - 沙箱环境
原文链接： https://blog.csdn.net/JinglongSource/article/details/88703105
Table of Contents
一、沙箱环境
二、下载 Java 版 dome
三、生成RSA2密钥
四、代码如下
4.1 AlipayConfig
4.2 AlipayVo
4.3 AlipayUtil
4.4 AlipayController
五、结果视图
一、沙箱环境
https://openhome.alipay.com/platform/appDaily.htm?tab=info
二、下载 Java 版 dome
http://p.tb.cn/rmsportal_6680_alipay.trade.wap.pay-java-utf-8.zip
三、生成RSA2密钥
https://openclub.alipay.com/club/history/read/1833
四、代码如下
4.1 AlipayConfig
package com.rerise.controller.nz.alipay;
/**
* 类名：AlipayConfig
* 功能：基础配置类
* 详细：设置帐户有关信息及返回路径
* 修改日期：2017-04-05
* 说明：
* 以下代码只是为了方便商户测试而提供的样例代码，商户可以根据自己网站的需要，按照技术文档编写,并非一定要使用该代码。
* 该代码仅供学习和研究支付宝接口使用，只是提供一个参考。
*/
public class AlipayConfig {
/**
* 1. 应用ID,您的APPID，收款账号既是您的APPID对应支付宝账号
*/
public static String app_id = "";
/**
* 2. 商户私钥，您的PKCS8格式RSA2私钥
*/
public static String merchant_private_key = "";
/**
* 3. 支付宝公钥,查看地址：https://openhome.alipay.com/platform/keyManage.htm 对应APPID下的支付宝公钥。
*/
public static String alipay_public_key = "";
/**
* 4. 服务器异步通知页面路径 需http://格式的完整路径，不能加?id=123这类自定义参数，必须外网可以正常访问
*/
public static String notify_url = "http://localhost/alipay/notifyNotice";
/**
* 5. 页面跳转同步通知页面路径 需http://格式的完整路径，不能加?id=123这类自定义参数，必须外网可以正常访问
*/
public static String return_url = "http://localhost/alipay/returnNotice";
/**
* 6. 签名方式/加密类型
*/
public static String sign_type = "RSA2";
/**
* 7. 编码
*/
public static String charset = "utf-8";
/**
* 8.返回格式
*/
public static String format = "json";
/**
* 9. 支付宝网关 - 注：沙箱使用 alipaydev , 非 alipay
*/
public static String gatewayUrl = "https://openapi.alipaydev.com/gateway.do";
}4.2 AlipayVo
package com.rerise.controller.nz.alipay;
import java.io.Serializable;
/**
* Created by IntelliJ IDEA.
*
* @author NingZe
* description: alipay vo
* path: DecoSearch-manage-com.rerise.controller.nz.alipay-AlipayVo
* date: 2019/8/14 0014 10:17
* version: 02.06
* To change this template use File | Settings | File Templates.
*/
public class AlipayVo implements Serializable {
/**
* 订单名称
*/
private String subject;
/**
* 商户网站唯一订单号
*/
private String out_trade_no;
/**
* 该笔订单允许的最晚付款时间
*/
private String timeout_express;
/**
* 付款金额
*/
private String total_amount;
/**
* 销售产品码，与支付宝签约的产品码名称
*/
private String product_code;
/**
* 商品描述
*/
private String body;
public String getSubject() {
return subject;
}
public void setSubject(String subject) {
this.subject = subject;
}
public String getOut_trade_no() {
return out_trade_no;
}
public void setOut_trade_no(String out_trade_no) {
this.out_trade_no = out_trade_no;
}
public String getTimeout_express() {
return timeout_express;
}
public void setTimeout_express(String timeout_express) {
this.timeout_express = timeout_express;
}
public String getTotal_amount() {
return total_amount;
}
public void setTotal_amount(String total_amount) {
this.total_amount = total_amount;
}
public String getProduct_code() {
return product_code;
}
public void setProduct_code(String product_code) {
this.product_code = product_code;
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
}
4.3 AlipayUtil
package com.rerise.controller.nz.alipay;
import com.alipay.api.AlipayApiException;
import com.alipay.api.internal.util.AlipaySignature;
import java.lang.management.ManagementFactory;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.util.HashMap;
import java.util.Map;
/**
* Created by IntelliJ IDEA.
*
* @author NingZe
* description: alipay util
* path: DecoSearch-manage-com.rerise.controller.nz.alipay-AlipayUtil
* date: 2019/8/14 0014 10:19
* version: 02.06
* To change this template use File | Settings | File Templates.
*/
public class AlipayUtil {
/**
* 处理请求参数
*
* @param requestParams
* @return
*/
public static Map handleParams(Map requestParams) {
Map handleMap = new HashMap<>(requestParams.size());
for (Map.Entry entry : requestParams.entrySet()) {
String key = entry.getKey();
String[] value = entry.getValue();
handleMap.put(key, join(value, ","));
}
return handleMap;
}
/**
* 数组转字符串 ["1", "2"] ==> "1,2"
*
* @param os
* @param splitString
* @return
*/
public static String join(Object[] os, String splitString) {
String s = "";
if (os != null) {
StringBuilder sBuffer = new StringBuilder();
for (int i = 0; i < os.length; i++) {
sBuffer.append(os[i]).append(splitString);
}
s = sBuffer.deleteCharAt(sBuffer.length() - 1).toString();
}
return s;
}
/**
* 校验是否支付成功
*
* @param handleParams
* @return
*/
public static boolean rsaCheck(Map handleParams) {
boolean checkV1 = false;
try {
checkV1 = AlipaySignature.rsaCheckV1(handleParams, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type);
} catch (AlipayApiException e) {
e.printStackTrace();
}
return checkV1;
}
/**
* ---------------------------------------单例模式---------------------------------------
*/
private static class SingletonHolder {
private static final AlipayUtil INSTANCE = new AlipayUtil();
}
public static AlipayUtil get() {
return SingletonHolder.INSTANCE;
}
/** ---------------------------------------单例模式---------------------------------------*/
/**
* 雪花算法生成ID,自带时间排序,一秒可以生成25万个ID左右
*/
// 时间起始标记点，作为基准，一般取系统的最近时间（一旦确定不能变动）
private final static long twepoch = 1288834974657L;
// 机器标识位数
private final static long workerIdBits = 5L;
// 数据中心标识位数
private final static long datacenterIdBits = 5L;
// 机器ID最大值
private final static long maxWorkerId = -1L ^ (-1L << workerIdBits);
// 数据中心ID最大值
private final static long maxDatacenterId = -1L ^ (-1L << datacenterIdBits);
// 毫秒内自增位
private final static long sequenceBits = 12L;
// 机器ID偏左移12位
private final static long workerIdShift = sequenceBits;
// 数据中心ID左移17位
private final static long datacenterIdShift = sequenceBits + workerIdBits;
// 时间毫秒左移22位
private final static long timestampLeftShift = sequenceBits + workerIdBits + datacenterIdBits;
private final static long sequenceMask = -1L ^ (-1L << sequenceBits);
/* 上次生产id时间戳 */
private static long lastTimestamp = -1L;
// 0，并发控制
private long sequence = 0L;
private final long workerId;
// 数据标识id部分
private final long datacenterId;
public AlipayUtil() {
this.datacenterId = getDatacenterId(maxDatacenterId);
this.workerId = getMaxWorkerId(datacenterId, maxWorkerId);
}
/**
* @param workerId 工作机器ID
* @param datacenterId 序列号
*/
public AlipayUtil(long workerId, long datacenterId) {
if (workerId > maxWorkerId || workerId < 0) {
throw new IllegalArgumentException(String.format("worker Id can't be greater than %d or less than 0", maxWorkerId));
}
if (datacenterId > maxDatacenterId || datacenterId < 0) {
throw new IllegalArgumentException(String.format("datacenter Id can't be greater than %d or less than 0", maxDatacenterId));
}
this.workerId = workerId;
this.datacenterId = datacenterId;
}
/**
* 获取下一个ID
*
* @return
*/
public synchronized long nextId() {
long timestamp = timeGen();
if (timestamp < lastTimestamp) {
throw new RuntimeException(String.format("Clock moved backwards. Refusing to generate id for %d milliseconds", lastTimestamp - timestamp));
}
if (lastTimestamp == timestamp) {
// 当前毫秒内，则+1
sequence = (sequence + 1) & sequenceMask;
if (sequence == 0) {
// 当前毫秒内计数满了，则等待下一秒
timestamp = tilNextMillis(lastTimestamp);
}
} else {
sequence = 0L;
}
lastTimestamp = timestamp;
// ID偏移组合生成最终的ID，并返回ID
long nextId = ((timestamp - twepoch) << timestampLeftShift)
| (datacenterId << datacenterIdShift)
| (workerId << workerIdShift) | sequence;
return nextId;
}
private long tilNextMillis(final long lastTimestamp) {
long timestamp = this.timeGen();
while (timestamp <= lastTimestamp) {
timestamp = this.timeGen();
}
return timestamp;
}
private long timeGen() {
return System.currentTimeMillis();
}
/**
*
* 获取 maxWorkerId
*
*/
protected static long getMaxWorkerId(long datacenterId, long maxWorkerId) {
StringBuffer mpid = new StringBuffer();
mpid.append(datacenterId);
String name = ManagementFactory.getRuntimeMXBean().getName();
if (!name.isEmpty()) {
/*
* GET jvmPid
*/
mpid.append(name.split("@")[0]);
}
/*
* MAC + PID 的 hashcode 获取16个低位
*/
return (mpid.toString().hashCode() & 0xffff) % (maxWorkerId + 1);
}
/**
*
* 数据标识id部分
*
*/
protected static long getDatacenterId(long maxDatacenterId) {
long id = 0L;
try {
InetAddress ip = InetAddress.getLocalHost();
NetworkInterface network = NetworkInterface.getByInetAddress(ip);
if (network == null) {
id = 1L;
} else {
byte[] mac = network.getHardwareAddress();
id = ((0x000000FF & (long) mac[mac.length - 1])
| (0x0000FF00 & (((long) mac[mac.length - 2]) << 8))) >> 6;
id = id % (maxDatacenterId + 1);
}
} catch (Exception e) {
System.out.println(" getDatacenterId: " + e.getMessage());
}
return id;
}
/** 雪花算法生成ID,自带时间排序,一秒可以生成25万个ID左右 */
}
4.4 AlipayController
package com.rerise.controller.nz.alipay;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.Map;
/**
* Created by IntelliJ IDEA.
*
* @author NingZe
* description:
* path: DecoSearch-manage-com.rerise.controller.nz.alipay-AlipayController
* date: 2019/8/13 0013 16:51
* version: 02.06
* To change this template use File | Settings | File Templates.
*/
@RequestMapping("alipay")
@Controller
public class AlipayController {
/**
* @Function: TODO
* @description: 前往支付宝第三方网关进行支付
* @author: NingZe
* @date: 2019/8/13 0013 17:10
* @params: []
* @return: java.lang.String
*/
@RequestMapping("goAlipay")
@ResponseBody
public String goAlipay() throws Exception {
AlipayVo alipayVo = new AlipayVo();
// 设置订单单号,需要保证唯一性
alipayVo.setOut_trade_no(AlipayUtil.get().nextId() + "");
System.err.println(alipayVo.getOut_trade_no());
// 设置支付金额
alipayVo.setTotal_amount("18.10");
// 设置支付标题
alipayVo.setSubject("和番丼饭（昌里路店）外卖订单");
// 设置订单有效时长(30分钟)
alipayVo.setTimeout_express("30m");
// 商品码(必须是QUICK_WAP_WAY、FAST_INSTANT_TRADE_PAY),可以看文档 see: https://docs.open.alipay.com/203/107090/
alipayVo.setProduct_code("FAST_INSTANT_TRADE_PAY");
// 商品描述
alipayVo.setBody("外卖订单");
// 对象转为json字符串
String json = JSONObject.toJSONString(alipayVo);
//获得初始化的AlipayClient
AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, AlipayConfig.format, 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);
// 封装请求支付信息
alipayRequest.setBizContent(json);
// 请求
String result;
try {
result = alipayClient.pageExecute(alipayRequest).getBody();
} catch (AlipayApiException e) {
result = "request aliapy has error";
e.printStackTrace();
}
return result;
}
/**
* @Function: TODO
* @description: 支付宝完成[同步]回调页面(不可信回调)
* @author: NingZe
* @date: 2019/8/13 0013 17:20
* @params: [request, response]
* @return: ModelAndView
*/
@RequestMapping("returnNotice")
@ResponseBody
public String returnNotice(HttpServletRequest request) throws Exception {
Map parameterMap = request.getParameterMap();
Map handleParams = AlipayUtil.handleParams(parameterMap);
/**
* 这里的校验没有多大的意思,不可信,直接获取out_trade_no跳转到对应的payed controller也可
*/
boolean signVerified = AlipayUtil.rsaCheck(handleParams);
/**
* 存放信息
*/
Map maps = new HashMap<>(6);
// 验证成功
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");
// 交易状态
String trade_status = new String(request.getParameter("trade_status").getBytes("ISO-8859-1"), "UTF-8");
if ("TRADE_FINISHED".equals(trade_status)) {
//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_SUCCESS".equals(trade_status)) {
//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
}
maps.put("out_trade_no", out_trade_no);
maps.put("trade_no", trade_no);
maps.put("trade_status", trade_status);
maps.put("return_msg", "success");
} else {
maps.put("return_msg", "fail");
}
return JSON.toJSONString(maps);
}
/**
* @Function: TODO
* @description: 支付宝完成[异步]回调页面(可信回调)
* @author: NingZe
* @date: 2019/8/13 0013 17:20
* @params: [request, response]
* @return: ModelAndView
*/
@RequestMapping("notifyNotice")
@ResponseBody
public String notifyNotice(HttpServletRequest request) throws Exception {
Map parameterMap = request.getParameterMap();
Map handleParams = AlipayUtil.handleParams(parameterMap);
/**
* 这里的校验没有多大的意思,不可信,直接获取out_trade_no跳转到对应的payed controller也可
*/
boolean signVerified = AlipayUtil.rsaCheck(handleParams);
/**
* 存放信息
*/
Map maps = new HashMap<>(6);
// 验证成功
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");
maps.put("out_trade_no", out_trade_no);
maps.put("trade_no", trade_no);
maps.put("total_amount", total_amount);
maps.put("notify_msg", "success");
} else {
maps.put("notify_msg", "fail");
}
return JSON.toJSONString(maps);
}
}
五、结果视图
http://localhost/alipay/goAlipay
用沙箱扫码付款即可。