java 企业付款到零钱 微信提现功能讲解
从微信支付平台中我们要下载证书，设置秘钥，确保appid一致，获取商户号,
微信api说明,请求需要双向证书。 所以需要去商户管理后台下载api证书 微信支付平台 (https://pay.weixin.qq.com/index.php/core/home/login?return_url=%2F)
在支付平台->账户中心->api安全 下载证书 并设置秘钥
然后在营销中心->支付后配置 查看发起提现公众号的appid 此appid一定要和获取用户openid的appid一致
以下是代码：
-----------------------------------------WeixinpayUtil------------------------------------------------
package com.xxx.utils;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import com.company.user.bean.EnterprisesPayment;
/**
*
* @author 作者 ldh:
*
* @version 创建时间：2019年10月15日 下午1:57:29
*
* 类说明 微信提现 xml数据 签名等
*
*/
public class WeixinpayUtil {
static Logger log = LogManager.getLogger(LogManager.ROOT_LOGGER_NAME);
public static String createDocumentForEnterprisesPayment(EnterprisesPayment enterprisesPayment) {
final StringBuffer result = new StringBuffer();
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
result.append("
return result.toString();
}
public static String getSignCode(Map
String result = "";
try {
List
// 对所有传入参数按照字段名的 ASCII 码从小到大排序（字典序）
Collections.sort(infoIds, new Comparator
public int compare(Map.Entry
return (o1.getKey()).toString().compareTo(o2.getKey());
}
});
// 构造签名键值对的格式
StringBuilder sb = new StringBuilder();
for (Map.Entry
if (item.getKey() != null || item.getKey() != "") {
String key = item.getKey();
String val = item.getValue();
if (!(val == "" || val == null)) {
sb.append(key + "=" + val + "&");
}
}
}
sb.append("key=" + keyValue);
result = sb.toString();
// 进行MD5加密
result = WeixinpayUtil.md5(result).toUpperCase();
} catch (Exception e) {
return null;
}
return result;
}
/**
* 生成32位编码
*
* @return string
*/
public static String getUUID() {
String uuid = UUID.randomUUID().toString().trim().replaceAll("-", "");
return uuid;
}
/**
* 生成提现订单号
*
* @return string
*/
public static String getOrderId() {
int machineId = 1;// 最大支持1-9个集群机器部署
int hashCodeV = UUID.randomUUID().toString().hashCode();
if (hashCodeV < 0) {// 有可能是负数
hashCodeV = -hashCodeV;
}
return machineId + String.format("%015d", hashCodeV);
}
/**
* md5加密
*
* @param text
* @return
*/
public static String md5(final String text) {
return EncryptionUtil.encodeByMD5(text).toUpperCase();
// return Md5Encrypt.md5(text).toUpperCase();
}
}
-------------------------------------------ClientCustomSSLController-----------------------------------------------------------------
package com.xxx.controller;
import java.io.File;
import java.io.FileInputStream;
import java.security.KeyStore;
import javax.net.ssl.SSLContext;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLContexts;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
/**
*
* @author 作者 ldh:
*
* @version 创建时间：2019年10月15日 下午1:50:03
*
* 类说明 加载证书 发送请求
*
*/
public class ClientCustomSSLController {
public static String doRefund(String url, String xmlData) throws Exception {
KeyStore keyStore = KeyStore.getInstance("PKCS12");
FileInputStream instream = new FileInputStream(new File(""));// P12文件目录
// 写证书的项目路径
try {
keyStore.load(instream, "xxxx".toCharArray());// 这里写密码..默认是你的MCHID
// 证书密码
} finally {
instream.close();
}
SSLContext sslcontext = SSLContexts.custom().loadKeyMaterial(keyStore, "xxxx".toCharArray())// 这里也是写密码的
.build();
SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslcontext, new String[] { "TLSv1" }, null,
SSLConnectionSocketFactory.BROWSER_COMPATIBLE_HOSTNAME_VERIFIER);
CloseableHttpClient httpclient = HttpClients.custom().setSSLSocketFactory(sslsf).build();
try {
HttpPost httpost = new HttpPost(url); // 设置响应头信息
httpost.addHeader("Connection", "keep-alive");
httpost.addHeader("Accept", "*/*");
httpost.addHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
httpost.addHeader("Host", "api.mch.weixin.qq.com");
httpost.addHeader("X-Requested-With", "XMLHttpRequest");
httpost.addHeader("Cache-Control", "max-age=0");
httpost.addHeader("User-Agent", "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0) ");
httpost.setEntity(new StringEntity("", "UTF-8"));
CloseableHttpResponse response = httpclient.execute(httpost);
try {
HttpEntity entity = response.getEntity();
String returnMessage = EntityUtils.toString(response.getEntity(), "UTF-8");
EntityUtils.consume(entity);
return returnMessage; // 返回后自己解析结果
} finally {
response.close();
}
} finally {
httpclient.close();
}
}
}
-------------------------------------------------------TestWeixin------------------------------------------------------------------
package com.xxx.test;
import java.util.SortedMap;
import java.util.TreeMap;
import com.company.controller.ClientCustomSSLController;
import com.company.user.bean.EnterprisesPayment;
import com.company.utils.WeixinpayUtil;
/**
*
* @author 作者 ldh:
*
* @version 创建时间：2019年10月15日 下午2:10:06
*
* 类说明 测试微信提现
*
*/
public class TestWeixin {
private static SortedMap
public static void main(String[] args) throws Exception {
String openid = null;
Integer amount = null;
String sginCode = getSgin(openid, amount);// 获取用户openid 和 用户要提现的金额 拿到签名
EnterprisesPayment enterprisesPayment = addEnterprisesPayment(openid, amount, sginCode);// 拿到签名后加密得到要发送到对象数据
String enterprisesPaymentXML = WeixinpayUtil.createDocumentForEnterprisesPayment(enterprisesPayment); // 封装xml
// 数据发送
String returnXmlData = ClientCustomSSLController.doRefund("url地址", enterprisesPaymentXML);
System.out.println("returnXmlData:" + returnXmlData);
}
public static EnterprisesPayment addEnterprisesPayment(String openid, Integer amount, String sginCode) {
EnterprisesPayment enterprisesPayment = new EnterprisesPayment();
enterprisesPayment.setMch_appid("appid");// 商户号appid
enterprisesPayment.setMchid("商户号");// 商户号
// enterprisesPayment.setDevice_info(null);//设备号 非必填
enterprisesPayment.setNonce_str(sortedMap.get("nonce_str"));// 随机字符串
enterprisesPayment.setSign(sginCode);// 签名
enterprisesPayment.setPartner_trade_no(sortedMap.get("partner_trade_no"));// 商户订单号
enterprisesPayment.setOpenid(openid);
enterprisesPayment.setCheck_name("NO_CHECK");
enterprisesPayment.setRe_user_name(null); // 根据checkName字段判断是否需要
enterprisesPayment.setAmount(amount);// 金额
enterprisesPayment.setDesc("desc");// 描述
enterprisesPayment.setSpbill_create_ip("ip");// ip地址
return enterprisesPayment;
}
public static String getSgin(String openid, Integer amount) {
sortedMap.put("mch_appid", "appid");
sortedMap.put("mchid", "商户号");
sortedMap.put("nonce_str", WeixinpayUtil.getUUID());
sortedMap.put("partner_trade_no", WeixinpayUtil.getOrderId());
sortedMap.put("openid", openid);
sortedMap.put("check_name", "NO_CHECK");
sortedMap.put("amount", amount.toString());
sortedMap.put("desc", "desc");
sortedMap.put("spbill_create_ip", "ip");
sortedMap.put("re_user_name", "null");
return WeixinpayUtil.getSignCode(sortedMap, "api秘钥");
}
}