開源項目鏈接
Kitty 開源權限管理系統
項目地址:https://gitee.com/liuge1988/kitty
演示地址:http://139.196.87.48:9002/kitty
用戶名:admin 密碼:admin
註冊沙箱賬號
到螞蟻金服註冊開發者賬號,註冊地址:https://open.alipay.com,用你的 支付寶 賬號掃碼登錄,完善個人信息,選擇服務類型。
根據情況選擇接入方式,我們這裏選擇自研開發者,如果已經註冊過的省略。
選擇 開發者中心 --> 研發服務 --> 沙箱,進入沙箱管理界面。
進入沙箱,第一次需要填寫信息,記下appId,公鑰設置處需要把下面步驟生成的公鑰設置到這裏。
生成公私祕鑰
登錄官方地址: https://docs.open.alipay.com/291/105971,進入祕鑰生成頁面。
打開下載的工具,運行程序,選擇 JAVA 2048 方式,點擊生成祕鑰。
把此處生成的公鑰複製設置到沙箱環境,就是上面的設置公鑰配置,然後把公私祕鑰保存起來,以備後用。
創建項目
登錄 https://start.spring.io/,輸入項目信息,生成 Spring Boot 項目並下載到本地。
使用開發工具導入項目,我們這裏使用的是 Eclipse ,導入和清理後項目結構如下圖。
添加依賴
添加項目依賴,主要是引入 alipay-sdk-java,提供支付寶支付支持。
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.1.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.louis</groupId>
<artifactId>epay-service</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>epay-service</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!-- alipay -->
<dependency>
<groupId>com.alipay.sdk</groupId>
<artifactId>alipay-sdk-java</artifactId>
<version>3.1.0</version>
</dependency>
<!-- fastjson -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.48</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
配置文件
在 resources 目錄下添加一個 alipay.properties 文件,用於寫入支付寶配置信息。
alipay.properties
# 應用ID,您的APPID,收款賬號既是您的APPID對應支付寶賬號
appId: 2016092300579321
# 商戶私鑰,您的PKCS8格式RSA2私鑰
privateKey: 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
# 支付寶公鑰,查看地址:https://openhome.com/platform/keyManage.htm 對應APPID下的支付寶公鑰。
publicKey: MIIBIjANBnbqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApEW1RBR8T5Je+eIcM+MPYq2gOth9/xo2ekcB2vvCwctpjToPPSGqHQFHffaI2BA4J1cYPFPUYVxeAjrJukPgD8u2KQqbuRib+l/RyWC14n8sXOYH6+PAnUeiUA8dkef2qjK6NA3evUdxzrmY+a3LaVR7O4CL7Ep+T1edzgjoCxFs27XGNwyi5Acnr5qF1XZwQx0WSqr9R+jfIvN2MzUVcen69yB2RoiMVW7hB1J+Yk9RQQK0Fbhy5IuSWjOp8FkCAtmtE9mKJKdZI6oRaDadPLIA2Z5RLUD/Uo6HkDK1jtJhSOyW96KDC6icDbHc8tAcKJ4dM365bT8M2HLNnfb07QIDAQAB
# 服務器異步通知頁面路徑需http://格式的完整路徑,不能加?id=123這類自定義參數
notifyUrl: http://外網ip:端口/error.html
# 頁面跳轉同步通知頁面路徑 需http://格式的完整路徑,不能加?id=123這類自定義參數
returnUrl: http://外網ip:端口/sccess.html
# 簽名方式
signType: RSA2
# 字符編碼格式
charset: utf-8
# 支付寶網關
gatewayUrl: https://openapi.alipaydev.com/gateway.do
# 支付寶網關
logPath: "C:\\"
增加一個 PropertiesListener 監聽器用於在應用啓動時加載配置文件屬性。
PropertiesListener.java
package com.louis.epay.config;
import org.springframework.boot.context.event.ApplicationStartedEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.stereotype.Component;
import com.louis.epay.alipay.AlipayProperties;
/**
* 配置文件監聽器,用來加載自定義配置文件
* @author Louis
* @date Dec 12, 2018
*/
@Component
public class PropertiesListener implements ApplicationListener<ApplicationStartedEvent> {
@Override
public void onApplicationEvent(ApplicationStartedEvent event) {
AlipayProperties.loadProperties();
}
}
上面的監聽器加載屬性,是通過具體的屬性加載器加載的,比如支付寶支付屬性加載類如下。
AlipayProperties.java
package com.louis.epay.alipay;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import org.springframework.beans.factory.config.PropertiesFactoryBean;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.stereotype.Component;
/**
* 應用啓動加載文件
* @author Louis
* @date Dec 12, 2018
*/
@Component
public class AlipayProperties {
public static final String APP_ID = "appId";
public static final String PRIVARY_KEY = "privateKey";
public static final String PUBLIC_KEY = "publicKey";
public static final String NOTIFY_URL = "notifyUrl";
public static final String RETURN_URL = "returnUrl";
public static final String SIGN_TYPE = "signType";
public static final String CHARSET = "charset";
public static final String GATEWAY_URL = "gatewayUrl";
public static final String LOG_PATH = "logPath";
/**
* 保存加載配置參數
*/
private static Map<String, String> propertiesMap = new HashMap<String, String>();
/**
* 加載屬性
*/
public static void loadProperties() {
// 獲得PathMatchingResourcePatternResolver對象
PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
try {
// 加載resource文件(也可以加載resources)
Resource resources = resolver.getResource("classpath:alipay.properties");
PropertiesFactoryBean config = new PropertiesFactoryBean();
config.setLocation(resources);
config.afterPropertiesSet();
Properties prop = config.getObject();
// 循環遍歷所有得鍵值對並且存入集合
for (String key : prop.stringPropertyNames()) {
propertiesMap.put(key, (String) prop.get(key));
}
} catch (Exception e) {
new Exception("配置文件加載失敗");
}
}
/**
* 獲取配置參數值
* @param key
* @return
*/
public static String getKey(String key) {
return propertiesMap.get(key);
}
public static String getAppId() {
return propertiesMap.get(APP_ID);
}
public static String getPrivateKey() {
return propertiesMap.get(PRIVARY_KEY);
}
public static String getPublicKey() {
return propertiesMap.get(PUBLIC_KEY);
}
public static String getNotifyUrl() {
return propertiesMap.get(NOTIFY_URL);
}
public static String getReturnUrl() {
return propertiesMap.get(RETURN_URL);
}
public static String getSignType() {
return propertiesMap.get(SIGN_TYPE);
}
public static String getCharset() {
return propertiesMap.get(CHARSET);
}
public static String getGatewayUrl() {
return propertiesMap.get(GATEWAY_URL);
}
public static String getLogPath() {
return propertiesMap.get(LOG_PATH);
}
}
支付寶支付接口封裝
Alipay 是對支付寶支付功能的封裝,它接收一個 AlipayBean 爲參數,最終通過調用 AlipayClient 的 pageExecute 方法返回支付頁面。
Alipay.java
package com.louis.epay.alipay;
import org.springframework.stereotype.Component;
import com.alibaba.fastjson.JSON;
import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
/**
* 支付寶支付接口
* @author Louis
* @date Dec 12, 2018
*/
@Component
public class Alipay {
/**
* 支付接口
* @param alipayBean
* @return
* @throws AlipayApiException
*/
public String pay(AlipayBean alipayBean) throws AlipayApiException {
// 1、獲得初始化的AlipayClient
String serverUrl = AlipayProperties.getGatewayUrl();
String appId = AlipayProperties.getAppId();
String privateKey = AlipayProperties.getPrivateKey();
String format = "json";
String charset = AlipayProperties.getCharset();
String alipayPublicKey = AlipayProperties.getPublicKey();
String signType = AlipayProperties.getSignType();
String returnUrl = AlipayProperties.getReturnUrl();
String notifyUrl = AlipayProperties.getNotifyUrl();
AlipayClient alipayClient = new DefaultAlipayClient(serverUrl, appId, privateKey, format, charset, alipayPublicKey, signType);
// 2、設置請求參數
AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
// 頁面跳轉同步通知頁面路徑
alipayRequest.setReturnUrl(returnUrl);
// 服務器異步通知頁面路徑
alipayRequest.setNotifyUrl(notifyUrl);
// 封裝參數
alipayRequest.setBizContent(JSON.toJSONString(alipayBean));
// 3、請求支付寶進行付款,並獲取支付結果
String result = alipayClient.pageExecute(alipayRequest).getBody();
// 返回付款信息
return result;
}
}
接口調用參數封裝對象如下。
AlipayBean.java
package com.louis.epay.alipay;
/**
* 支付實體對象
* 根據支付寶接口協議,其中的屬性名,必須使用下劃線,不能修改
* @author Louis
* @date Dec 12, 2018
*/
public class AlipayBean {
/**
* 商戶訂單號,必填
*
*/
private String out_trade_no;
/**
* 訂單名稱,必填
*/
private String subject;
/**
* 付款金額,必填
* 根據支付寶接口協議,必須使用下劃線
*/
private String total_amount;
/**
* 商品描述,可空
*/
private String body;
/**
* 超時時間參數
*/
private String timeout_express= "10m";
/**
* 產品編號
*/
private String product_code= "FAST_INSTANT_TRADE_PAY";
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 getSubject() {
return subject;
}
public void setSubject(String subject) {
this.subject = subject;
}
public String getTotal_amount() {
return total_amount;
}
public void setTotal_amount(String total_amount) {
this.total_amount = total_amount;
}
public String getBody() {
return body;
}
public void setBody(String body) {
this.body = body;
}
public String getTimeout_express() {
return timeout_express;
}
public void setTimeout_express(String timeout_express) {
this.timeout_express = timeout_express;
}
public String getProduct_code() {
return product_code;
}
public void setProduct_code(String product_code) {
this.product_code = product_code;
}
}
訂單業務封裝
訂單業務提供支付寶支付接口 alipay,內部通過調用 PayService 完成訂單支付。
OrderController.java
package com.louis.epay.controller;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.alipay.api.AlipayApiException;
import com.louis.epay.alipay.AlipayBean;
import com.louis.epay.service.PayService;
/**
* 訂單接口
*
* @author Louis
* @date Dec 12, 2018
*/
@RestController()
@RequestMapping("order")
public class OrderController {
@Autowired
private PayService payService;
/**
* 阿里支付
* @param tradeNo
* @param subject
* @param amount
* @param body
* @return
* @throws AlipayApiException
*/
@PostMapping(value = "alipay")
public String alipay(String outTradeNo, String subject, String totalAmount, String body) throws AlipayApiException {
AlipayBean alipayBean = new AlipayBean();
alipayBean.setOut_trade_no(outTradeNo);
alipayBean.setSubject(subject);
alipayBean.setTotal_amount(totalAmount);
alipayBean.setBody(body);
return payService.aliPay(alipayBean);
}
}
PayService 封裝了 Alipay, 統一對外提供的支付服務接口。
PayService.java
package com.louis.epay.service;
import com.alipay.api.AlipayApiException;
import com.louis.epay.alipay.AlipayBean;
/**
* 支付服務
* @author Louis
* @date Dec 12, 2018
*/
public interface PayService {
/**
* 支付寶支付接口
* @param alipayBean
* @return
* @throws AlipayApiException
*/
String aliPay(AlipayBean alipayBean) throws AlipayApiException;
}
支付服務的實現類,通過對各種支付代碼的調用,統一對外提供支付服務。
PayServiceImpl.java
package com.louis.epay.service.impl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.alipay.api.AlipayApiException;
import com.louis.epay.alipay.Alipay;
import com.louis.epay.alipay.AlipayBean;
import com.louis.epay.service.PayService;
@Service
public class PayServiceImpl implements PayService {
@Autowired
private Alipay alipay;
@Override
public String aliPay(AlipayBean alipayBean) throws AlipayApiException {
return alipay.pay(alipayBean);
}
}
啓動類沒什麼,有啓動器註解就可以了。
EpayApplication.java
package com.louis.epay;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class EpayApplication {
public static void main(String[] args) {
SpringApplication.run(EpayApplication.class, args);
}
}
測試頁面
在 static 目錄下創建一個 index.html 頁面,用於輸入訂單信息,並進行支付。
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<H1>支付測試</H1>
<hr>
<div class="form-container">
<form id="form" action="order/alipay" method="post">
*商戶訂單 :
<input type="text" name="outTradeNo" value="dzcp100010001"><br>
*訂單名稱 :
<input type="text" name="subject" value="紅魔手機"><br>
*付款金額 :
<input type="text" name="totalAmount" value="0.1" ><br>
*商品描述 :
<input type="text" name="body" value="紅魔手機 努比亞出品遊戲手機"><br>
<input type="button" value="支付寶支付" onclick="submitForm('order/alipay')">
<input type="button" value=" 微信支付 " onclick="submitForm('order/wexpay')">
</form>
</div>
</body>
<script language="javascript">
function submitForm(action) {
document.getElementById("form").action = action
document.getElementById("form").submit()
}
</script>
<style>
.form-container {
padding-top:10px;
}
input {
margin:10px;
}
</style>
</html>
測試效果
根據需要修改啓動端口,我這裏調整爲 9000。
application.yml
server: port: 9000
訪問地址: http://localhost:9000/,顯示訂單支付頁面。
點擊支付寶支付,調用 order/alipay 接口,如果調用成功,則返回支付寶支付頁面。
到此,支付寶支付的實現案例就完成了。