注册沙箱账号
到蚂蚁金服注册开发者账号,注册地址:https://open.alipay.com,用你的 支付宝 账号扫码登录,完善个人信息,选择服务类型。
创建springboot项目导入依赖
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 resources添加alipay.properties文件,写入支付宝配置信息
# 应用ID,您的APPID,收款账号既是您的APPID对应支付宝账号 appId: 2016092300579321 # 商户私钥,您的PKCS8格式RSA2私钥 privateKey: 自己在蚂蚁金服中获取 publicKey: 自己在蚂蚁金服中获取 notifyUrl: http://外网ip:端口/error.html returnUrl: http://外网ip:端口/sccess.html ##以下固定 # 签名方式 signType: RSA2 # 字符编码格式 charset: utf-8 # 支付宝网关 gatewayUrl: https://openapi.alipaydev.com/gateway.do # 支付宝网关 logPath: "C:\\"
增加一个 PropertiesListener 监听器用于在应用启动时加载配置文件属性。
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; /** * 配置文件监听器,用来加载自定义配置文件 * @author Louis * @date Dec 12, 2018 */ @Component public class PropertiesListener implements ApplicationListener<ApplicationStartedEvent> { @Override public void onApplicationEvent(ApplicationStartedEvent event) { AlipayProperties.loadProperties(); } }
上面的监听器加载属性,是通过具体的属性加载器加载的,比如支付宝支付属性加载类如下。
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; /** * 应用启动加载文件 * @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"; /** * 保存加载配置参数 */ private static Map<String, String> propertiesMap = new HashMap<String, String>(); /** * 加载属性 */ public static void loadProperties() { // 获得PathMatchingResourcePatternResolver对象 PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver(); try { // 加载resource文件(也可以加载resources) Resource resources = resolver.getResource("classpath:alipay.properties"); PropertiesFactoryBean config = new PropertiesFactoryBean(); config.setLocation(resources); config.afterPropertiesSet(); Properties prop = config.getObject(); // 循环遍历所有得键值对并且存入集合 for (String key : prop.stringPropertyNames()) { propertiesMap.put(key, (String) prop.get(key)); } } catch (Exception e) { new Exception("配置文件加载失败"); } } /** * 获取配置参数值 * @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); } }
支付宝支付接口封装
Alipay 是对支付宝支付功能的封装,它接收一个 AlipayBean 为参数,最终通过调用 AlipayClient 的 pageExecute 方法返回支付页面。
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; /** * 支付宝支付接口 * @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、获得初始化的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、设置请求参数 AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest(); // 页面跳转同步通知页面路径 alipayRequest.setReturnUrl(returnUrl); // 服务器异步通知页面路径 alipayRequest.setNotifyUrl(notifyUrl); // 封装参数 alipayRequest.setBizContent(JSON.toJSONString(alipayBean)); // 3、请求支付宝进行付款,并获取支付结果 String result = alipayClient.pageExecute(alipayRequest).getBody(); // 返回付款信息 return result; } }
接口调用参数封装对象如下。
AlipayBean.java
package com.louis.epay.alipay; /** * 支付实体对象 * 根据支付宝接口协议,其中的属性名,必须使用下划线,不能修改 * @author Louis * @date Dec 12, 2018 */ public class AlipayBean { /** * 商户订单号,必填 * */ private String out_trade_no; /** * 订单名称,必填 */ private String subject; /** * 付款金额,必填 * 根据支付宝接口协议,必须使用下划线 */ private String total_amount; /** * 商品描述,可空 */ private String body; /** * 超时时间参数 */ private String timeout_express= "10m"; /** * 产品编号 */ 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; } }
订单业务封装
订单业务提供支付宝支付接口 alipay,内部通过调用 PayService 完成订单支付。
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; /** * 订单接口 * * @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 封装了 Alipay, 统一对外提供的支付服务接口。
PayService.java
package com.louis.epay.service; import com.alipay.api.AlipayApiException; import com.louis.epay.alipay.AlipayBean; /** * 支付服务 * @author Louis * @date Dec 12, 2018 */ public interface PayService { /** * 支付宝支付接口 * @param alipayBean * @return * @throws AlipayApiException */ String aliPay(AlipayBean alipayBean) throws AlipayApiException; }
支付服务的实现类,通过对各种支付代码的调用,统一对外提供支付服务。
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); } }
启动类没什么,有启动器注解就可以了。
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); } }
测试页面
在 static 目录下创建一个 test.html 页面,用于输入订单信息,并进行支付。
test.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <H1>支付测试</H1> <hr> <div class="form-container"> <form id="form" action="order/alipay" method="post"> *商户订单 : <input type="text" name="outTradeNo" value="dzcp100010001"><br> *订单名称 : <input type="text" name="subject" value="红魔手机"><br> *付款金额 : <input type="text" name="totalAmount" value="0.1" ><br> *商品描述 : <input type="text" name="body" value="红魔手机 努比亚出品游戏手机"><br> <input type="button" value="支付宝支付" 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>
转载自:www.cnblogs.com/xifengxiaoma/p/10107635.html