// This file is auto-generated, don't edit it. Thanks.
package com.alipay.easysdk.payment.common;

import com.aliyun.tea.*;
import com.alipay.easysdk.payment.common.models.*;

public class Client {

    public com.alipay.easysdk.kernel.Client _kernel;
    public Client(com.alipay.easysdk.kernel.Client kernel) throws Exception {
        this._kernel = kernel;
    }

    public AlipayTradeCreateResponse create(String subject, String outTradeNo, String totalAmount, String buyerId) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.trade.create"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("subject", subject),
                    new TeaPair("out_trade_no", outTradeNo),
                    new TeaPair("total_amount", totalAmount),
                    new TeaPair("buyer_id", buyerId)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.trade.create");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeCreateResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeCreateResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public AlipayTradeQueryResponse query(String outTradeNo) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.trade.query"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("out_trade_no", outTradeNo)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.trade.query");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeQueryResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeQueryResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public AlipayTradeRefundResponse refund(String outTradeNo, String refundAmount) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.trade.refund"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("out_trade_no", outTradeNo),
                    new TeaPair("refund_amount", refundAmount)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.trade.refund");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeRefundResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeRefundResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public AlipayTradeCloseResponse close(String outTradeNo) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.trade.close"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("out_trade_no", outTradeNo)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.trade.close");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeCloseResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeCloseResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public AlipayTradeCancelResponse cancel(String outTradeNo) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.trade.cancel"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("out_trade_no", outTradeNo)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.trade.cancel");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeCancelResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeCancelResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public AlipayTradeFastpayRefundQueryResponse queryRefund(String outTradeNo, String outRequestNo) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.trade.fastpay.refund.query"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("out_trade_no", outTradeNo),
                    new TeaPair("out_request_no", outRequestNo)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.trade.fastpay.refund.query");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeFastpayRefundQueryResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayTradeFastpayRefundQueryResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public AlipayDataDataserviceBillDownloadurlQueryResponse downloadBill(String billType, String billDate) throws Exception {
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("ignoreSSL", _kernel.getConfig("ignoreSSL")),
            new TeaPair("httpProxy", _kernel.getConfig("httpProxy")),
            new TeaPair("connectTimeout", 15000),
            new TeaPair("readTimeout", 15000),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("maxAttempts", 0)
            ))
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> systemParams = TeaConverter.buildMap(
                    new TeaPair("method", "alipay.data.dataservice.bill.downloadurl.query"),
                    new TeaPair("app_id", _kernel.getConfig("appId")),
                    new TeaPair("timestamp", _kernel.getTimestamp()),
                    new TeaPair("format", "json"),
                    new TeaPair("version", "1.0"),
                    new TeaPair("alipay_sdk", _kernel.getSdkVersion()),
                    new TeaPair("charset", "UTF-8"),
                    new TeaPair("sign_type", _kernel.getConfig("signType")),
                    new TeaPair("app_cert_sn", _kernel.getMerchantCertSN()),
                    new TeaPair("alipay_root_cert_sn", _kernel.getAlipayRootCertSN())
                );
                java.util.Map<String, Object> bizParams = TeaConverter.buildMap(
                    new TeaPair("bill_type", billType),
                    new TeaPair("bill_date", billDate)
                );
                java.util.Map<String, String> textParams = new java.util.HashMap<>();
                request_.protocol = _kernel.getConfig("protocol");
                request_.method = "POST";
                request_.pathname = "/gateway.do";
                request_.headers = TeaConverter.buildMap(
                    new TeaPair("host", _kernel.getConfig("gatewayHost")),
                    new TeaPair("content-type", "application/x-www-form-urlencoded;charset=utf-8")
                );
                request_.query = _kernel.sortMap(TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("sign", _kernel.sign(systemParams, bizParams, textParams, _kernel.getConfig("merchantPrivateKey")))
                    ),
                    systemParams,
                    textParams
                ));
                request_.body = Tea.toReadable(_kernel.toUrlEncodedRequestBody(bizParams));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = _kernel.readAsJson(response_, "alipay.data.dataservice.bill.downloadurl.query");
                if (_kernel.isCertMode()) {
                    if (_kernel.verify(respMap, _kernel.extractAlipayPublicKey(_kernel.getAlipayCertSN(respMap)))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayDataDataserviceBillDownloadurlQueryResponse());
                    }

                } else {
                    if (_kernel.verify(respMap, _kernel.getConfig("alipayPublicKey"))) {
                        return TeaModel.toModel(_kernel.toRespModel(respMap), new AlipayDataDataserviceBillDownloadurlQueryResponse());
                    }

                }

                throw new TeaException(TeaConverter.buildMap(
                    new TeaPair("message", "验签失败，请检查支付宝公钥设置是否正确。")
                ));
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }

    public Boolean verifyNotify(java.util.Map<String, String> parameters) throws Exception {
        if (_kernel.isCertMode()) {
            return _kernel.verifyParams(parameters, _kernel.extractAlipayPublicKey(""));
        } else {
            return _kernel.verifyParams(parameters, _kernel.getConfig("alipayPublicKey"));
        }

    }
    
    /**
     * ISV代商户代用，指定appAuthToken
     *
     * @param appAuthToken 代调用token
     * @return 本客户端，便于链式调用
     */
    public Client agent(String appAuthToken) {
        _kernel.injectTextParam("app_auth_token", appAuthToken);
        return this;
    }

    /**
     * 用户授权调用，指定authToken
     *
     * @param authToken 用户授权token
     * @return 本客户端，便于链式调用
     */
    public Client auth(String authToken) {
        _kernel.injectTextParam("auth_token", authToken);
        return this;
    }

    /**
     * 设置异步通知回调地址，此处设置将在本调用中覆盖Config中的全局配置
     *
     * @param url 异步通知回调地址，例如：https://www.test.com/callback
     * @return 本客户端，便于链式调用
     */
    public Client asyncNotify(String url) {
        _kernel.injectTextParam("notify_url", url);
        return this;
    }

    /**
     * 将本次调用强制路由到后端系统的测试地址上，常用于线下环境内外联调，沙箱与线上环境设置无效
     *
     * @param testUrl 后端系统测试地址
     * @return 本客户端，便于链式调用
     */
    public Client route(String testUrl) {
        _kernel.injectTextParam("ws_service_url", testUrl);
        return this;
    }

    /**
     * 设置API入参中没有的其他可选业务请求参数(biz_content下的字段)
     *
     * @param key   业务请求参数名称（biz_content下的字段名，比如timeout_express）
     * @param value 业务请求参数的值，一个可以序列化成JSON的对象
     *              如果该字段是一个字符串类型（String、Price、Date在SDK中都是字符串），请使用String储存
     *              如果该字段是一个数值型类型（比如：Number），请使用Long储存
     *              如果该字段是一个复杂类型，请使用嵌套的Map指定各下级字段的值
     *              如果该字段是一个数组，请使用List储存各个值
     *              对于更复杂的情况，也支持Map和List的各种组合嵌套，比如参数是值是个List，List中的每种类型是一个复杂对象
     * @return 本客户端，便于链式调用
     */
    public Client optional(String key, Object value) {
        _kernel.injectBizParam(key, value);
        return this;
    }

    /**
     * 批量设置API入参中没有的其他可选业务请求参数(biz_content下的字段)
     * optional方法的批量版本
     *
     * @param optionalArgs 可选参数集合，每个参数由key和value组成，key和value的格式请参见optional方法的注释
     * @return 本客户端，便于链式调用
     */
    public Client batchOptional(java.util.Map<String, Object> optionalArgs) {
        for (java.util.Map.Entry<String, Object> pair : optionalArgs.entrySet()) {
            _kernel.injectBizParam(pair.getKey(), pair.getValue());
        }
        return this;
    }
}