第三方支付API支付宝支付申请流程 支付宝新老版本

<dependency>
    <groupId>com.alipay.sdk</groupId>
    <artifactId>alipay-sdk-java</artifactId>
    <version>4.10.167.ALL</version>
</dependency>

https://openhome.alipay.com/platform/developerIndex.htm
官方文档：https://opendocs.alipay.com/open/203/107084

package com.fc;
import com.alipay.api.AlipayClient;
import com.alipay.api.CertAlipayRequest;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.domain.AlipayOpenOperationOpenbizmockBizQueryModel;
import com.alipay.api.request.AlipayOpenOperationOpenbizmockBizQueryRequest;
import com.alipay.api.response.AlipayOpenOperationOpenbizmockBizQueryResponse;

public class zfb_test {
  
    public static void main(String[] args) {
        try {
            // 1. 创建AlipayClient实例
            AlipayClient alipayClient = new DefaultAlipayClient(getClientParams());
            // 2. 创建使用的Open API对应的Request请求对象
            AlipayOpenOperationOpenbizmockBizQueryRequest request = getRequest();
            // 3. 发起请求并处理响应
            AlipayOpenOperationOpenbizmockBizQueryResponse response = alipayClient.certificateExecute(request);
            if (response.isSuccess()) {
                System.out.println("调用成功。");
            } else {
                System.out.println("调用失败，原因：" + response.getMsg() + "，" + response.getSubMsg());
            }
        } catch (Exception e) {
            System.out.println("调用遭遇异常，原因：" + e.getMessage());
            throw new RuntimeException(e.getMessage(), e);
        }
    }

    private static CertAlipayRequest getClientParams() {
        CertAlipayRequest certParams = new CertAlipayRequest();
        certParams.setServerUrl("https://openapi.alipay.com/gateway.do");
        //请更换为您的AppId
        certParams.setAppId("2021002117629847");
        //请更换为您的PKCS8格式的应用私钥
        certParams.setPrivateKey("123");
        //请更换为您使用的字符集编码，推荐采用utf-8
        certParams.setCharset("utf-8");
        certParams.setFormat("json");
        certParams.setSignType("RSA2");
        //请更换为您的应用公钥证书文件路径
        System.out.println("提取应用公钥证书");
        certParams.setCertPath("C:\\Users\\admin\\Desktop\\zfb\\应用公钥\\appCertPublicKey_2021002117629847.crt");
        //请更换您的支付宝公钥证书文件路径
        System.out.println("提取公钥证书");
        certParams.setAlipayPublicCertPath("C:\\Users\\admin\\Desktop\\zfb\\支付宝公钥证书\\alipayCertPublicKey_RSA2.crt");
        //更换为支付宝根证书文件路径
        System.out.println("提取根证书");
        certParams.setRootCertPath("C:\\Users\\admin\\Desktop\\zfb\\根证书\\alipayRootCert.crt");
        return certParams;
    }

    private static AlipayOpenOperationOpenbizmockBizQueryRequest getRequest() {
        // 初始化Request，并填充Model属性。实际调用时请替换为您想要使用的API对应的Request对象。
        AlipayOpenOperationOpenbizmockBizQueryRequest request = new AlipayOpenOperationOpenbizmockBizQueryRequest();
        AlipayOpenOperationOpenbizmockBizQueryModel model = new AlipayOpenOperationOpenbizmockBizQueryModel();
        model.setBizNo("test");
        request.setBizModel(model);
        return request;
    }
}