Java攻略：如何快速取得支付寶個人資訊的技術總結

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipaySystemOauthTokenRequest;
import com.alipay.api.request.AlipayUserInfoShareRequest;
import com.alipay.api.response.AlipaySystemOauthTokenResponse;
import com.alipay.api.response.AlipayUserInfoShareResponse;

public class AlipayUtil {
    // 应用ID
    private static final String APP_ID = "your_app_id";
    // 应用私钥
    private static final String APP_PRIVATE_KEY = "your_app_private_key";
    // 支付宝公钥
    private static final String ALIPAY_PUBLIC_KEY = "alipay_public_key";
    
    /**
     * 获取授权码
     */
    public static String getAuthCode(String redirectUrl) {
        // 构造支付宝客户端
        AlipayClient alipayClient = new DefaultAlipayClient(
            "https://openapi.alipay.com/gateway.do",
            APP_ID,
            APP_PRIVATE_KEY,
            "json",
            "UTF-8",
            ALIPAY_PUBLIC_KEY,
            "RSA2"
        );
        
        // 调用授权API
        AlipaySystemOauthTokenRequest request = new AlipaySystemOauthTokenRequest();
        request.setCode(authCode);
        request.setGrantType("authorization_code");
        AlipaySystemOauthTokenResponse response = alipayClient.execute(request);
        
        // 返回授权码
        return response.getAuthToken();
    }
    
    /**
     * 获取用户信息
     */
    public static AlipayUserInfoShareResponse getUserInfo(String authToken) {
        // 构造支付宝客户端
        AlipayClient alipayClient = new DefaultAlipayClient(
            "https://openapi.alipay.com/gateway.do",
            APP_ID,
            APP_PRIVATE_KEY,
            "json",
            "UTF-8",
            ALIPAY_PUBLIC_KEY,
            "RSA2"
        );
        
        // 调用用户信息API
        AlipayUserInfoShareRequest request = new AlipayUserInfoShareRequest();
        AlipayUserInfoShareResponse response = alipayClient.execute(request, authToken);
        
        // 返回用户信息
        return response;
    }
}

public static void main(String[] args) {
    // 获取授权码
    String authCode = getAuthCode("your_redirect_url");
    // 获取用户信息
    AlipayUserInfoShareResponse userInfo = getUserInfo(authCode);
    
    // 输出用户信息
    System.out.println("用户名：" + userInfo.getUserName());
    System.out.println("手机号码：" + userInfo.getUserPhone());
    System.out.println("头像URL：" + userInfo.getAvatar());
}