微信支付-企業付款到個人

企業付款實現企業向個人付款，實現付款到使用者零錢。專案實現了企業付款到個人和企業付款個人賬單查詢。程式碼包括簽名實現，雙向證書驗證，付款功能等

支付流程

付款功能
企業付款到授權使用者的零錢

企業付款注意注意：
1、所有介面需要雙向證書驗證
2、需要設定介面祕鑰，簽名用

專案結構

和上一篇一樣，需要配置證書以及商戶id、appid等

支付功能

包含企業轉賬和企業轉賬查詢

package org.andy.wxpay.controller;

import java.util.HashMap;
import java.util
 
.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.andy.wxpay.model.JsonResult;
import org.andy.wxpay.model.ResponseData;
import org.andy.wxpay.utils.CollectionUtil;
import org.andy.wxpay.utils.ConfigUtil;
import org.andy.wxpay.utils.HttpUtils
 
;
import org.andy.wxpay.utils.PayUtil;
import org.andy.wxpay.utils.SerializerFeatureUtil;
import org.andy.wxpay.utils.StringUtil;
import org.andy.wxpay.utils.WebUtil;
import org.andy.wxpay.utils.XmlUtil;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Controller;
import org.springframework
 
.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import com.alibaba.fastjson.JSON;

/**
 * 建立時間：2016年11月9日 下午5:49:00
 * 
 * @author andy
 * @version 2.2
 */

@Controller
@RequestMapping("/transfer")
public class TransferController {

    private static final Logger LOG = Logger.getLogger(TransferController.class);

    private static final String TRANSFERS_PAY = "https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers"; // 企業付款

    private static final String TRANSFERS_PAY_QUERY = "https://api.mch.weixin.qq.com/mmpaymkttransfers/gettransferinfo"; // 企業付款查詢

    private static final String APP_ID = ConfigUtil.getProperty("wx.appid");

    private static final String MCH_ID = ConfigUtil.getProperty("wx.mchid");

    private static final String API_SECRET = ConfigUtil.getProperty("wx.api.secret");

    /**
     * 企業向個人支付轉賬
     * @param request
     * @param response
     * @param openid 使用者openid
     * @param callback
     */
    @RequestMapping(value = "/pay", method = RequestMethod.POST)
    public void transferPay(HttpServletRequest request, HttpServletResponse response, String openid, String callback) {
        LOG.info("[/transfer/pay]");
        //業務判斷 openid是否有收款資格

        Map<String, String> restmap = null;
        try {
            Map<String, String> parm = new HashMap<String, String>();
            parm.put("mch_appid", APP_ID); //公眾賬號appid
            parm.put("mchid", MCH_ID); //商戶號
            parm.put("nonce_str", PayUtil.getNonceStr()); //隨機字串
            parm.put("partner_trade_no", PayUtil.getTransferNo()); //商戶訂單號
            parm.put("openid", openid); //使用者openid  
            parm.put("check_name", "NO_CHECK"); //校驗使用者姓名選項 OPTION_CHECK
            //parm.put("re_user_name", "安迪"); //check_name設定為FORCE_CHECK或OPTION_CHECK，則必填
            parm.put("amount", "100"); //轉賬金額
            parm.put("desc", "測試轉賬到個人"); //企業付款描述資訊
            parm.put("spbill_create_ip", PayUtil.getLocalIp(request)); //伺服器Ip地址
            parm.put("sign", PayUtil.getSign(parm, API_SECRET));

            String restxml = HttpUtils.posts(TRANSFERS_PAY, XmlUtil.xmlFormat(parm, false));
            restmap = XmlUtil.xmlParse(restxml);
        } catch (Exception e) {
            LOG.error(e.getMessage(), e);
        }

        if (CollectionUtil.isNotEmpty(restmap) && "SUCCESS".equals(restmap.get("result_code"))) {
            LOG.info("轉賬成功：" + restmap.get("err_code") + ":" + restmap.get("err_code_des"));
            Map<String, String> transferMap = new HashMap<>();
            transferMap.put("partner_trade_no", restmap.get("partner_trade_no"));//商戶轉賬訂單號
            transferMap.put("payment_no", restmap.get("payment_no")); //微信訂單號
            transferMap.put("payment_time", restmap.get("payment_time")); //微信支付成功時間
            WebUtil.response(response,
                    WebUtil.packJsonp(callback,
                            JSON.toJSONString(new JsonResult(1, "轉賬成功", new ResponseData(null, transferMap)),
                                    SerializerFeatureUtil.FEATURES)));
        }else {
            if (CollectionUtil.isNotEmpty(restmap)) {
                LOG.info("轉賬失敗：" + restmap.get("err_code") + ":" + restmap.get("err_code_des"));
            }
            WebUtil.response(response, WebUtil.packJsonp(callback, JSON
                    .toJSONString(new JsonResult(-1, "轉賬失敗", new ResponseData()), SerializerFeatureUtil.FEATURES)));
        }
    }

    /**
     * 企業向個人轉賬查詢
     * @param request
     * @param response
     * @param tradeno 商戶轉賬訂單號
     * @param callback
     */
    @RequestMapping(value = "/pay/query", method = RequestMethod.POST)
    public void orderPayQuery(HttpServletRequest request, HttpServletResponse response, String tradeno,
            String callback) {
        LOG.info("[/transfer/pay/query]");
        if (StringUtil.isEmpty(tradeno)) {
            WebUtil.response(response, WebUtil.packJsonp(callback, JSON
                    .toJSONString(new JsonResult(-1, "轉賬訂單號不能為空", new ResponseData()), SerializerFeatureUtil.FEATURES)));
        }

        Map<String, String> restmap = null;
        try {
            Map<String, String> parm = new HashMap<String, String>();
            parm.put("appid", APP_ID);
            parm.put("mch_id", MCH_ID);
            parm.put("partner_trade_no", tradeno);
            parm.put("nonce_str", PayUtil.getNonceStr());
            parm.put("sign", PayUtil.getSign(parm, API_SECRET));

            String restxml = HttpUtils.posts(TRANSFERS_PAY_QUERY, XmlUtil.xmlFormat(parm, true));
            restmap = XmlUtil.xmlParse(restxml);
        } catch (Exception e) {
            LOG.error(e.getMessage(), e);
        }

        if (CollectionUtil.isNotEmpty(restmap) && "SUCCESS".equals(restmap.get("result_code"))) {
            // 訂單查詢成功 處理業務邏輯
            LOG.info("訂單查詢：訂單" + restmap.get("partner_trade_no") + "支付成功");
            Map<String, String> transferMap = new HashMap<>();
            transferMap.put("partner_trade_no", restmap.get("partner_trade_no"));//商戶轉賬訂單號
            transferMap.put("openid", restmap.get("openid")); //收款微訊號
            transferMap.put("payment_amount", restmap.get("payment_amount")); //轉賬金額
            transferMap.put("transfer_time", restmap.get("transfer_time")); //轉賬時間
            transferMap.put("desc", restmap.get("desc")); //轉賬描述
            WebUtil.response(response, WebUtil.packJsonp(callback, JSON
                    .toJSONString(new JsonResult(1, "訂單轉賬成功", new ResponseData(null, transferMap)), SerializerFeatureUtil.FEATURES)));
        }else {
            if (CollectionUtil.isNotEmpty(restmap)) {
                LOG.info("訂單轉賬失敗：" + restmap.get("err_code") + ":" + restmap.get("err_code_des"));
            }
            WebUtil.response(response, WebUtil.packJsonp(callback, JSON
                    .toJSONString(new JsonResult(-1, "訂單轉賬失敗", new ResponseData()), SerializerFeatureUtil.FEATURES)));
        }
    }

}

支付結果

支付成功後會將金額支付到使用者餘額中

功能實際很簡單，需要自己看一下文件。