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- package com.nuliji.tools.pay;
- import com.alibaba.fastjson.JSON;
- import com.nuliji.tools.pay.common.PayInfo;
- import com.nuliji.tools.pay.common.ResultInfo;
- import com.tencent.WXPay;
- import com.tencent.common.Signature;
- import com.tencent.common.Util;
- import com.tencent.protocol.ResData;
- import com.tencent.protocol.pay_protocol.*;
- import com.tencent.protocol.pay_query_protocol.ScanPayQueryReqData;
- import com.tencent.protocol.pay_query_protocol.ScanPayQueryResData;
- import com.tencent.service.ScanPayQueryService;
- import com.tencent.service.UnifiedOrderService;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- import javax.servlet.http.HttpServletRequest;
- import java.io.BufferedReader;
- import java.io.InputStream;
- import java.math.BigDecimal;
- import java.util.Map;
- import java.util.Objects;
- /**
- * Created by gaojie on 2017/5/10.
- */
- public class WechatPay implements PaySource {
- //添加一个日志器
- private static final Logger logger = LoggerFactory.getLogger(WechatPay.class);
- private String appId = "";
- private String appKey = "";
- private String pid = "";
- public WechatPay(String appId, String appKey, String pid){
- this.appId = appId;
- this.appKey = appKey;
- this.pid = pid;
- WXPay.initSDKConfiguration(appKey,
- appId,
- pid,
- "","",""
- );
- }
- @Override
- public ResultInfo notifyTrade(HttpServletRequest request) throws Exception {
- InputStream is = request.getInputStream();
- BufferedReader br = request.getReader();
- String str;
- StringBuilder content = new StringBuilder();
- while((str = br.readLine()) != null){
- content.append(str);
- }
- logger.debug("notify:"+content);
- // 支付完成才会发送异步通知
- NoticeResData noticeResData = (NoticeResData) Util.getObjectFromXML(content.toString(), NoticeResData.class);
- String sign = noticeResData.getSign();
- noticeResData.setSign("");
- boolean flag = checkSign(noticeResData.toMap(), sign);
- ResultInfo info = new ResultInfo();
- info.setResponse(noticeResData);
- if(!flag){
- info.setStatus("system");
- info.setMessage("签名校验错误");
- return info;
- }
- info = parseResult(noticeResData, "success");
- info.setMessage("<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>");
- return info;
- }
- @Override
- public ResultInfo returnTrade(ResultInfo info) {
- String response = info.getResponse().toString();
- if(response.indexOf("get_brand_wcpay_request") == 0){
- // wap返回
- switch(response){
- case "get_brand_wcpay_request:ok":
- info.setStatus("wait");
- break;
- case "get_brand_wcpay_request:fail":
- info.setStatus("system");
- break;
- case "get_brand_wcpay_request:cancel":
- info.setStatus("system");
- break;
- default:
- info.setStatus("system");
- }
- }else{
- // app返回
- switch(response){
- case "0":
- info.setStatus("wait");
- break;
- case "-1":
- info.setStatus("system");
- break;
- case "-2":
- info.setStatus("system");
- break;
- default:
- info.setStatus("system");
- }
- }
- return info;
- }
- @Override
- public boolean validTrade(ResultInfo info, PayInfo payInfo) {
- if(!info.getAppId().equals(payInfo.getAppId())) return false;
- if(!info.getPid().equals(payInfo.getPid())) return false;
- return true;
- }
- public PayInfo appTrade(String payNo, String pid, BigDecimal money, String subject, String body, String notifyUrl, String ip) throws Exception{
- UnifiedOrderReqData unifiedOrderReqData = new UnifiedOrderReqData(body, "", payNo, (int)(money.floatValue() * 100), "", ip, "", "", "", notifyUrl, "APP");
- //接受API返回
- String payServiceResponseString;
- UnifiedOrderService unifiedOrderService = new UnifiedOrderService();
- payServiceResponseString = unifiedOrderService.request(unifiedOrderReqData);
- //将从API返回的XML数据映射到Java对象
- UnifiedOrderResData unifiedOrderResData = (UnifiedOrderResData) Util.getObjectFromXML(payServiceResponseString, UnifiedOrderResData.class);
- logger.debug(JSON.toJSONString(unifiedOrderResData));
- PayInfo payInfo = new PayInfo();
- payInfo.setPid(pid);
- payInfo.setAppId(appId);
- payInfo.setMoney(money);
- String prepayid = unifiedOrderResData.getPrepay_id();
- if(prepayid!=null){
- AppReqData appReqData = new AppReqData(prepayid);
- payInfo.setRequest(appReqData);
- payInfo.setStatus("ok");
- }else{
- payInfo.setStatus("fail");
- payInfo.setRequest(unifiedOrderResData);
- }
- return payInfo;
- }
- public PayInfo preTrade(String payNo, String pid, BigDecimal money, String subject, String body, String notifyUrl, String ip) throws Exception{
- UnifiedOrderReqData unifiedOrderReqData = new UnifiedOrderReqData(body, "", payNo, (int)(money.floatValue() * 100), "", ip, "", "", "", notifyUrl, "NATIVE");
- //接受API返回
- String payServiceResponseString;
- UnifiedOrderService unifiedOrderService = new UnifiedOrderService();
- payServiceResponseString = unifiedOrderService.request(unifiedOrderReqData);
- //将从API返回的XML数据映射到Java对象
- UnifiedOrderResData unifiedOrderResData = (UnifiedOrderResData) Util.getObjectFromXML(payServiceResponseString, UnifiedOrderResData.class);
- logger.debug(JSON.toJSONString(unifiedOrderResData));
- PayInfo payInfo = new PayInfo();
- payInfo.setPid(pid);
- payInfo.setAppId(appId);
- payInfo.setMoney(money);
- String code_url = unifiedOrderResData.getCode_url();
- if(code_url!=null){
- payInfo.setRequest(code_url);
- payInfo.setStatus("ok");
- }else{
- payInfo.setStatus("fail");
- payInfo.setRequest(unifiedOrderResData);
- }
- return payInfo;
- }
- public PayInfo jsTrade(String payNo, String pid, BigDecimal money, String subject, String body, String notifyUrl, String ip) throws Exception{
- UnifiedOrderReqData unifiedOrderReqData = new UnifiedOrderReqData(body, "", payNo, (int)(money.floatValue() * 100), "", ip, "", "", "", notifyUrl, "JSAPI");
- //接受API返回
- String payServiceResponseString;
- UnifiedOrderService unifiedOrderService = new UnifiedOrderService();
- payServiceResponseString = unifiedOrderService.request(unifiedOrderReqData);
- //将从API返回的XML数据映射到Java对象
- UnifiedOrderResData unifiedOrderResData = (UnifiedOrderResData) Util.getObjectFromXML(payServiceResponseString, UnifiedOrderResData.class);
- logger.debug(JSON.toJSONString(unifiedOrderResData));
- PayInfo payInfo = new PayInfo();
- payInfo.setPid(pid);
- payInfo.setAppId(appId);
- payInfo.setMoney(money);
- String prepayid = unifiedOrderResData.getPrepay_id();
- if(prepayid!=null){
- JsReqData jsReqData = new JsReqData(prepayid);
- payInfo.setRequest(jsReqData);
- payInfo.setStatus("ok");
- }else{
- payInfo.setStatus("fail");
- payInfo.setRequest(unifiedOrderResData);
- }
- return payInfo;
- }
- @Override
- public ResultInfo getTrade(String payNo, String transactionNo, String pid) throws Exception{
- String payQueryServiceResponseString;
- ScanPayQueryService scanPayQueryService = new ScanPayQueryService();
- ScanPayQueryReqData scanPayQueryReqData = new ScanPayQueryReqData("", payNo);
- payQueryServiceResponseString = scanPayQueryService.request(scanPayQueryReqData);
- logger.debug("getTrade:"+payQueryServiceResponseString);
- //将从API返回的XML数据映射到Java对象
- ScanPayQueryResData scanPayQueryResData = (ScanPayQueryResData) Util.getObjectFromXML(payQueryServiceResponseString, ScanPayQueryResData.class);
- ResultInfo info = parseResult(scanPayQueryResData, "ok");
- if(info.getStatus().equals("ok")){
- /*
- SUCCESS—支付成功
- REFUND—转入退款
- NOTPAY—未支付
- CLOSED—已关闭
- REVOKED—已撤销(刷卡支付)
- USERPAYING--用户支付中
- PAYERROR--支付失败(其他原因,如银行返回失败)
- */
- switch(scanPayQueryResData.getTrade_state()){
- case "SUCCESS":
- info.setStatus("success");
- break;
- case "REFUND":
- info.setStatus("refund");
- break;
- case "NOTPAY":
- info.setStatus("wait");
- break;
- case "REVOKED":
- info.setStatus("cancel");
- break;
- case "USERPAYING":
- info.setStatus("wait");
- break;
- case "PAYERROR":
- info.setStatus("error");
- break;
- }
- }
- return info;
- }
- private ResultInfo parseResult(ResData response, String status){
- ResultInfo info = new ResultInfo();
- info.setAppId(response.getAppid());
- info.setPid(response.getMch_id());
- info.setResponse(response);
- info.setNo(response.getOut_trade_no());
- info.setMoney(BigDecimal.valueOf(Float.valueOf(response.getTotal_fee())/100));
- info.setOpenId(response.getOpenid());
- info.setTransaction_no(response.getTransaction_id());
- if (response == null || response.getReturn_code() == null) {
- return formatInfo(info, "system", "请求错误");
- }
- if (response.getReturn_code().equals("FAIL")) {
- return formatInfo(info, "system", response.getReturn_msg());
- } else {
- if (response.getResult_code().equals("SUCCESS")) {//业务层成功
- return formatInfo(info, status, "");
- } else {
- return formatInfo(info, "error", response.getErr_code_des());
- }
- }
- }
- private ResultInfo formatInfo(ResultInfo info, String status, String message){
- info.setStatus(status);
- info.setMessage(message);
- return info;
- }
- private boolean checkSign(Map param, String sign){
- String signNow = Signature.getSign(param);
- logger.debug(sign);
- return Objects.equals(signNow.trim(), sign.trim());
- }
- }
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