如何在Android或任何其他方法中创建支付钱包以管理支付

dependencies {
    implementation 'com.alipay.sdk:alipay-sdk-java:4.22.110.ALL'
}

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

public class AlipayUtil {
    private static final String APP_ID = "your_app_id";
    private static final String PRIVATE_KEY = "your_private_key";
    private static final String ALIPAY_PUBLIC_KEY = "alipay_public_key";
    private static final String CHARSET = "UTF-8";
    private static final String SIGN_TYPE = "RSA2";

    public static AlipayClient getAlipayClient() {
        return new DefaultAlipayClient("https://openapi.alipay.com/gateway.do", APP_ID, PRIVATE_KEY, "json", CHARSET, ALIPAY_PUBLIC_KEY, SIGN_TYPE);
    }
}

import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradeAppPayRequest;
import com.alipay.api.response.AlipayTradeAppPayResponse;

public class PaymentActivity extends AppCompatActivity {
    private AlipayClient alipayClient;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_payment);

        alipayClient = AlipayUtil.getAlipayClient();

        // 创建支付请求
        AlipayTradeAppPayRequest request = new AlipayTradeAppPayRequest();
        request.setReturnUrl("http://your_return_url");
        request.setNotifyUrl("http://your_notify_url");
        request.setBizContent("{" +
                "\"out_trade_no\":\"20150320010101002\"," +
                "\"total_amount\":88.88," +
                "\"subject\":\"Iphone6 16G\"," +
                "\"product_code\":\"QUICK_MSECURITY_PAY\"" +
                "}");

        try {
            AlipayTradeAppPayResponse response = alipayClient.sdkExecute(request);
            if (response.isSuccess()) {
                // 支付成功
            } else {
                // 支付失败
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}