教你如何用Java代码获取支付宝个人信息

    
        com.alipay.sdk
        alipay-sdk-java
        4.12.8.RELEASE
    

import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;

public class AlipayUtil {
    // 替换为自己的app_id和私钥
    private static final String APP_ID = "your_app_id";
    private static final String APP_PRIVATE_KEY = "your_app_private_key";

    public static AlipayClient createAlipayClient() {
        return new DefaultAlipayClient(
            "https://openapi.alipay.com/gateway.do",
            APP_ID,
            APP_PRIVATE_KEY,
            "json",
            "UTF-8",
            null,
            "RSA2"
        );
    }
}

import com.alipay.api.request.AlipaySystemOauthTokenRequest;
import com.alipay.api.response.AlipaySystemOauthTokenResponse;

public class AlipayUtil {
    // ... 省略上述代码 ...

    public static String generateAuthorizationUrl(String redirectUrl) {
        AlipayClient alipayClient = createAlipayClient();
        AlipaySystemOauthTokenRequest oauthTokenRequest = new AlipaySystemOauthTokenRequest();
        oauthTokenRequest.setCode("");
        oauthTokenRequest.setGrantType("authorization_code");
        oauthTokenRequest.setRedirectUri(redirectUrl);
        try {
            AlipaySystemOauthTokenResponse oauthTokenResponse = alipayClient
                .execute(oauthTokenRequest);
            return oauthTokenResponse.getRedirectUrl();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
}

import com.alipay.api.request.AlipayUserInfoShareRequest;
import com.alipay.api.response.AlipayUserInfoShareResponse;

public class AlipayUtil {
    // ... 省略上述代码 ...

    public static String getUserInfo(String accessToken) {
        AlipayClient alipayClient = createAlipayClient();
        AlipayUserInfoShareRequest userInfoRequest = new AlipayUserInfoShareRequest();

        try {
            AlipayUserInfoShareResponse userInfoResponse = alipayClient
                .execute(userInfoRequest, accessToken);
            return userInfoResponse.getBody();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
}