255 lines
8.6 KiB
Java
255 lines
8.6 KiB
Java
package com.java.demo;
|
||
|
||
import com.java.utils.WXPayUtility; // 引用微信支付工具库，参考：https://pay.weixin.qq.com/doc/v3/merchant/4014931831
|
||
|
||
import com.google.gson.annotations.SerializedName;
|
||
import com.google.gson.annotations.Expose;
|
||
import okhttp3.MediaType;
|
||
import okhttp3.OkHttpClient;
|
||
import okhttp3.Request;
|
||
import okhttp3.RequestBody;
|
||
import okhttp3.Response;
|
||
|
||
import java.io.IOException;
|
||
import java.io.UncheckedIOException;
|
||
import java.security.PrivateKey;
|
||
import java.security.PublicKey;
|
||
import java.util.ArrayList;
|
||
import java.util.HashMap;
|
||
import java.util.List;
|
||
import java.util.Map;
|
||
|
||
/**
|
||
* JSAPI下单
|
||
*/
|
||
public class JsapiPrepay {
|
||
private static String HOST = "https://api.mch.weixin.qq.com";
|
||
private static String METHOD = "POST";
|
||
private static String PATH = "/v3/pay/transactions/jsapi";
|
||
|
||
public static void main(String[] args) {
|
||
// TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/merchant/4013070756
|
||
JsapiPrepay client = new JsapiPrepay(
|
||
"19xxxxxxxx", // 商户号，是由微信支付系统生成并分配给每个商户的唯一标识符，商户号获取方式参考 https://pay.weixin.qq.com/doc/v3/merchant/4013070756
|
||
"1DDE55AD98Exxxxxxxxxx", // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/merchant/4013053053
|
||
"/path/to/apiclient_key.pem", // 商户API证书私钥文件路径，本地文件路径
|
||
"PUB_KEY_ID_xxxxxxxxxxxxx", // 微信支付公钥ID，如何获取请参考 https://pay.weixin.qq.com/doc/v3/merchant/4013038816
|
||
"/path/to/wxp_pub.pem" // 微信支付公钥文件路径，本地文件路径
|
||
);
|
||
|
||
DirectAPIv3JsapiPrepayRequest request = new DirectAPIv3JsapiPrepayRequest();
|
||
request.appid = "wxd678efh567hg6787";
|
||
request.mchid = "1230000109";
|
||
request.description = "Image形象店-深圳腾大-QQ公仔";
|
||
request.outTradeNo = "1217752501201407033233368018";
|
||
request.timeExpire = "2018-06-08T10:34:56+08:00";
|
||
request.attach = "自定义数据说明";
|
||
request.notifyUrl = " https://www.weixin.qq.com/wxpay/pay.php";
|
||
request.goodsTag = "WXG";
|
||
request.supportFapiao = false;
|
||
request.amount = new CommonAmountInfo();
|
||
request.amount.total = 100L;
|
||
request.amount.currency = "CNY";
|
||
request.payer = new JsapiReqPayerInfo();
|
||
request.payer.openid = "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o";
|
||
request.detail = new CouponInfo();
|
||
request.detail.costPrice = 608800L;
|
||
request.detail.invoiceId = "微信123";
|
||
request.detail.goodsDetail = new ArrayList<>();
|
||
{
|
||
GoodsDetail goodsDetailItem = new GoodsDetail();
|
||
goodsDetailItem.merchantGoodsId = "1246464644";
|
||
goodsDetailItem.wechatpayGoodsId = "1001";
|
||
goodsDetailItem.goodsName = "iPhoneX 256G";
|
||
goodsDetailItem.quantity = 1L;
|
||
goodsDetailItem.unitPrice = 528800L;
|
||
request.detail.goodsDetail.add(goodsDetailItem);
|
||
};
|
||
request.sceneInfo = new CommonSceneInfo();
|
||
request.sceneInfo.payerClientIp = "14.23.150.211";
|
||
request.sceneInfo.deviceId = "013467007045764";
|
||
request.sceneInfo.storeInfo = new StoreInfo();
|
||
request.sceneInfo.storeInfo.id = "0001";
|
||
request.sceneInfo.storeInfo.name = "腾讯大厦分店";
|
||
request.sceneInfo.storeInfo.areaCode = "440305";
|
||
request.sceneInfo.storeInfo.address = "广东省深圳市南山区科技中一道10000号";
|
||
request.settleInfo = new SettleInfo();
|
||
request.settleInfo.profitSharing = false;
|
||
try {
|
||
DirectAPIv3JsapiPrepayResponse response = client.run(request);
|
||
// TODO: 请求成功，继续业务逻辑
|
||
System.out.println(response);
|
||
} catch (WXPayUtility.ApiException e) {
|
||
// TODO: 请求失败，根据状态码执行不同的逻辑
|
||
e.printStackTrace();
|
||
}
|
||
}
|
||
|
||
public DirectAPIv3JsapiPrepayResponse run(DirectAPIv3JsapiPrepayRequest request) {
|
||
String uri = PATH;
|
||
String reqBody = WXPayUtility.toJson(request);
|
||
|
||
Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
|
||
reqBuilder.addHeader("Accept", "application/json");
|
||
reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
|
||
reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo,privateKey, METHOD, uri, reqBody));
|
||
reqBuilder.addHeader("Content-Type", "application/json");
|
||
RequestBody requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), reqBody);
|
||
reqBuilder.method(METHOD, requestBody);
|
||
Request httpRequest = reqBuilder.build();
|
||
|
||
// 发送HTTP请求
|
||
OkHttpClient client = new OkHttpClient.Builder().build();
|
||
try (Response httpResponse = client.newCall(httpRequest).execute()) {
|
||
String respBody = WXPayUtility.extractBody(httpResponse);
|
||
if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
|
||
// 2XX 成功，验证应答签名
|
||
WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
|
||
httpResponse.headers(), respBody);
|
||
|
||
// 从HTTP应答报文构建返回数据
|
||
return WXPayUtility.fromJson(respBody, DirectAPIv3JsapiPrepayResponse.class);
|
||
} else {
|
||
throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
|
||
}
|
||
} catch (IOException e) {
|
||
throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
|
||
}
|
||
}
|
||
|
||
private final String mchid;
|
||
private final String certificateSerialNo;
|
||
private final PrivateKey privateKey;
|
||
private final String wechatPayPublicKeyId;
|
||
private final PublicKey wechatPayPublicKey;
|
||
|
||
public JsapiPrepay(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
|
||
this.mchid = mchid;
|
||
this.certificateSerialNo = certificateSerialNo;
|
||
this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
|
||
this.wechatPayPublicKeyId = wechatPayPublicKeyId;
|
||
this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
|
||
}
|
||
|
||
public static class DirectAPIv3JsapiPrepayRequest {
|
||
@SerializedName("appid")
|
||
public String appid;
|
||
|
||
@SerializedName("mchid")
|
||
public String mchid;
|
||
|
||
@SerializedName("description")
|
||
public String description;
|
||
|
||
@SerializedName("out_trade_no")
|
||
public String outTradeNo;
|
||
|
||
@SerializedName("time_expire")
|
||
public String timeExpire;
|
||
|
||
@SerializedName("attach")
|
||
public String attach;
|
||
|
||
@SerializedName("notify_url")
|
||
public String notifyUrl;
|
||
|
||
@SerializedName("goods_tag")
|
||
public String goodsTag;
|
||
|
||
@SerializedName("support_fapiao")
|
||
public Boolean supportFapiao;
|
||
|
||
@SerializedName("amount")
|
||
public CommonAmountInfo amount;
|
||
|
||
@SerializedName("payer")
|
||
public JsapiReqPayerInfo payer;
|
||
|
||
@SerializedName("detail")
|
||
public CouponInfo detail;
|
||
|
||
@SerializedName("scene_info")
|
||
public CommonSceneInfo sceneInfo;
|
||
|
||
@SerializedName("settle_info")
|
||
public SettleInfo settleInfo;
|
||
}
|
||
|
||
public static class DirectAPIv3JsapiPrepayResponse {
|
||
@SerializedName("prepay_id")
|
||
public String prepayId;
|
||
}
|
||
|
||
public static class CommonAmountInfo {
|
||
@SerializedName("total")
|
||
public Long total;
|
||
|
||
@SerializedName("currency")
|
||
public String currency;
|
||
}
|
||
|
||
public static class JsapiReqPayerInfo {
|
||
@SerializedName("openid")
|
||
public String openid;
|
||
}
|
||
|
||
public static class CouponInfo {
|
||
@SerializedName("cost_price")
|
||
public Long costPrice;
|
||
|
||
@SerializedName("invoice_id")
|
||
public String invoiceId;
|
||
|
||
@SerializedName("goods_detail")
|
||
public List<GoodsDetail> goodsDetail;
|
||
}
|
||
|
||
public static class CommonSceneInfo {
|
||
@SerializedName("payer_client_ip")
|
||
public String payerClientIp;
|
||
|
||
@SerializedName("device_id")
|
||
public String deviceId;
|
||
|
||
@SerializedName("store_info")
|
||
public StoreInfo storeInfo;
|
||
}
|
||
|
||
public static class SettleInfo {
|
||
@SerializedName("profit_sharing")
|
||
public Boolean profitSharing;
|
||
}
|
||
|
||
public static class GoodsDetail {
|
||
@SerializedName("merchant_goods_id")
|
||
public String merchantGoodsId;
|
||
|
||
@SerializedName("wechatpay_goods_id")
|
||
public String wechatpayGoodsId;
|
||
|
||
@SerializedName("goods_name")
|
||
public String goodsName;
|
||
|
||
@SerializedName("quantity")
|
||
public Long quantity;
|
||
|
||
@SerializedName("unit_price")
|
||
public Long unitPrice;
|
||
}
|
||
|
||
public static class StoreInfo {
|
||
@SerializedName("id")
|
||
public String id;
|
||
|
||
@SerializedName("name")
|
||
public String name;
|
||
|
||
@SerializedName("area_code")
|
||
public String areaCode;
|
||
|
||
@SerializedName("address")
|
||
public String address;
|
||
}
|
||
|
||
}
|