重构微信支付申请退款接口 for issue #25

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/WxMpPayService.java

@@ -1,19 +1,11 @@
 package me.chanjar.weixin.mp.api;
 
+import me.chanjar.weixin.common.exception.WxErrorException;
+import me.chanjar.weixin.mp.bean.pay.*;
+
 import java.io.File;
 import java.util.Map;
 
-import me.chanjar.weixin.common.exception.WxErrorException;
-import me.chanjar.weixin.mp.bean.pay.WxEntPayRequest;
-import me.chanjar.weixin.mp.bean.pay.WxEntPayResult;
-import me.chanjar.weixin.mp.bean.pay.WxMpPayCallback;
-import me.chanjar.weixin.mp.bean.pay.WxMpPayRefundResult;
-import me.chanjar.weixin.mp.bean.pay.WxMpPayResult;
-import me.chanjar.weixin.mp.bean.pay.WxRedpackResult;
-import me.chanjar.weixin.mp.bean.pay.WxSendRedpackRequest;
-import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderRequest;
-import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderResult;
-
 /**
  *  微信支付相关接口
  *  Created by Binary Wang on 2016/7/28.
@@ -56,18 +48,15 @@ public interface WxMpPayService {
   WxMpPayCallback getJSSDKCallbackData(String xmlData);
 
   /**
+   * <pre>
    * 微信支付-申请退款
    * 详见 https://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=9_4
-   *
-   * @param parameters 需要传入的退款参数的Map。以下几项为参数的必须项：<br/>
-   *                   <li/> transaction_id
-   *                   <li/> out_trade_no （仅在上述transaction_id为空时是必须项）
-   *                   <li/> out_refund_no
-   *                   <li/> total_fee
-   *                   <li/> refund_fee
+   * 接口链接：https://api.mch.weixin.qq.com/secapi/pay/refund
+   * </pre>
+   * @param keyFile  证书文件对象
    * @return 退款操作结果
    */
-  WxMpPayRefundResult refundPay(Map<String, String> parameters) throws WxErrorException;
+  WxMpPayRefundResult refund(WxMpPayRefundRequest request, File keyFile) throws WxErrorException;
 
   /**
    * <pre>

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpPayServiceImpl.java

@@ -1,19 +1,18 @@
 package me.chanjar.weixin.mp.api.impl;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.lang.reflect.Field;
-import java.security.KeyStore;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.SortedMap;
-import java.util.TreeMap;
-
-import javax.net.ssl.SSLContext;
-
+import com.google.common.collect.Lists;
+import com.google.common.collect.Maps;
+import com.thoughtworks.xstream.XStream;
+import com.thoughtworks.xstream.annotations.XStreamAlias;
+import me.chanjar.weixin.common.annotation.Required;
+import me.chanjar.weixin.common.bean.result.WxError;
+import me.chanjar.weixin.common.exception.WxErrorException;
+import me.chanjar.weixin.common.util.xml.XStreamInitializer;
+import me.chanjar.weixin.mp.api.WxMpPayService;
+import me.chanjar.weixin.mp.api.WxMpService;
+import me.chanjar.weixin.mp.bean.pay.*;
 import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.lang3.ArrayUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
@@ -26,26 +25,13 @@ import org.apache.http.ssl.SSLContexts;
 import org.apache.http.util.EntityUtils;
 import org.joor.Reflect;
 
-import com.google.common.collect.Lists;
-import com.google.common.collect.Maps;
-import com.thoughtworks.xstream.XStream;
-import com.thoughtworks.xstream.annotations.XStreamAlias;
-
-import me.chanjar.weixin.common.annotation.Required;
-import me.chanjar.weixin.common.bean.result.WxError;
-import me.chanjar.weixin.common.exception.WxErrorException;
-import me.chanjar.weixin.common.util.xml.XStreamInitializer;
-import me.chanjar.weixin.mp.api.WxMpPayService;
-import me.chanjar.weixin.mp.api.WxMpService;
-import me.chanjar.weixin.mp.bean.pay.WxEntPayRequest;
-import me.chanjar.weixin.mp.bean.pay.WxEntPayResult;
-import me.chanjar.weixin.mp.bean.pay.WxMpPayCallback;
-import me.chanjar.weixin.mp.bean.pay.WxMpPayRefundResult;
-import me.chanjar.weixin.mp.bean.pay.WxMpPayResult;
-import me.chanjar.weixin.mp.bean.pay.WxRedpackResult;
-import me.chanjar.weixin.mp.bean.pay.WxSendRedpackRequest;
-import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderRequest;
-import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderResult;
+import javax.net.ssl.SSLContext;
+import java.io.File;
+import java.io.FileInputStream;
+import java.lang.reflect.Field;
+import java.security.KeyStore;
+import java.util.*;
+import java.util.Map.Entry;
 
 /**
  * Created by Binary Wang on 2016/7/28.
@@ -55,8 +41,10 @@ import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderResult;
 public class WxMpPayServiceImpl implements WxMpPayService {
 
   private static final String PAY_BASE_URL = "https://api.mch.weixin.qq.com";
-  private static final List<String> TRADE_TYPES = Lists.newArrayList("JSAPI",
-      "NATIVE", "APP");
+  private static final String[] TRADE_TYPES = new String[]{"JSAPI","NATIVE", "APP"};
+  private static final String[] REFUND_ACCOUNT =  new String[]{"REFUND_SOURCE_RECHARGE_FUNDS",
+    "REFUND_SOURCE_UNSETTLED_FUNDS"};
+
   private WxMpService wxMpService;
 
   public WxMpPayServiceImpl(WxMpService wxMpService) {
@@ -115,33 +103,25 @@ public class WxMpPayServiceImpl implements WxMpPayService {
   }
 
   @Override
-  public WxMpPayRefundResult refundPay(Map<String, String> parameters)
+  public WxMpPayRefundResult refund(WxMpPayRefundRequest request, File keyFile)
       throws WxErrorException {
-    SortedMap<String, String> refundParams = new TreeMap<>(parameters);
-    refundParams.put("appid",
-        this.wxMpService.getWxMpConfigStorage().getAppId());
-    refundParams.put("mch_id",
-        this.wxMpService.getWxMpConfigStorage().getPartnerId());
-    refundParams.put("nonce_str", System.currentTimeMillis() + "");
-    refundParams.put("op_user_id",
-        this.wxMpService.getWxMpConfigStorage().getPartnerId());
-    String sign = this.createSign(refundParams,
-        this.wxMpService.getWxMpConfigStorage().getPartnerKey());
-    refundParams.put("sign", sign);
+    checkParameters(request);
 
-    StringBuilder request = new StringBuilder("<xml>");
-    for (Map.Entry<String, String> para : refundParams.entrySet()) {
-      request.append(String.format("<%s>%s</%s>", para.getKey(),
-          para.getValue(), para.getKey()));
-    }
-    request.append("</xml>");
-
-    String url = PAY_BASE_URL + "/secapi/pay/refund";
-    String responseContent = this.wxMpService.post(url, request.toString());
     XStream xstream = XStreamInitializer.getInstance();
     xstream.processAnnotations(WxMpPayRefundResult.class);
-    WxMpPayRefundResult wxMpPayRefundResult = (WxMpPayRefundResult) xstream
-        .fromXML(responseContent);
+    xstream.processAnnotations(WxMpPayRefundRequest.class);
+
+    request.setAppid(this.wxMpService.getWxMpConfigStorage().getAppId());
+    String partnerId = this.wxMpService.getWxMpConfigStorage().getPartnerId();
+    request.setMchId(partnerId);
+    request.setNonceStr( System.currentTimeMillis() + "");
+    request.setOpUserId(partnerId);
+    String sign = this.createSign(this.xmlBean2Map(request), this.wxMpService.getWxMpConfigStorage().getPartnerKey());
+    request.setSign(sign);
+
+    String url = PAY_BASE_URL + "/secapi/pay/refund";
+    String responseContent = this.executeRequestWithKeyFile(url, xstream.toXML(request), keyFile, partnerId);
+    WxMpPayRefundResult wxMpPayRefundResult = (WxMpPayRefundResult) xstream.fromXML(responseContent);
 
     if (!"SUCCESS".equalsIgnoreCase(wxMpPayRefundResult.getResultCode())
         || !"SUCCESS".equalsIgnoreCase(wxMpPayRefundResult.getReturnCode())) {
@@ -158,6 +138,20 @@ public class WxMpPayServiceImpl implements WxMpPayService {
     return wxMpPayRefundResult;
   }
 
+  private void checkParameters(WxMpPayRefundRequest request) {
+    checkNotNullParams(request);
+
+    if (StringUtils.isNotBlank(request.getRefundAccount())) {
+      if(!ArrayUtils.contains(REFUND_ACCOUNT, request.getRefundAccount())){
+        throw new IllegalArgumentException("refund_account目前必须为" + Arrays.toString(REFUND_ACCOUNT) + "其中之一");
+      }
+    }
+
+    if (StringUtils.isBlank(request.getOutTradeNo()) && StringUtils.isBlank(request.getTransactionId())) {
+      throw new IllegalArgumentException("transaction_id 和 out_trade_no 不能同时为空，必须提供一个");
+    }
+  }
+
   @Override
   public boolean checkJSSDKCallbackDataSignature(Map<String, String> kvm,
       String signature) {
@@ -176,7 +170,7 @@ public class WxMpPayServiceImpl implements WxMpPayService {
     request.setMchId(this.wxMpService.getWxMpConfigStorage().getPartnerId());
     request.setNonceStr(System.currentTimeMillis() + "");
 
-    String sign = this.createSign(xmlBean2Map(request),
+    String sign = this.createSign(this.xmlBean2Map(request),
         this.wxMpService.getWxMpConfigStorage().getPartnerKey());
     request.setSign(sign);
 
@@ -258,7 +252,7 @@ public class WxMpPayServiceImpl implements WxMpPayService {
     request.setMchId(this.wxMpService.getWxMpConfigStorage().getPartnerId());
     request.setNonceStr(System.currentTimeMillis() + "");
 
-    String sign = this.createSign(xmlBean2Map(request),
+    String sign = this.createSign(this.xmlBean2Map(request),
         this.wxMpService.getWxMpConfigStorage().getPartnerKey());
     request.setSign(sign);
 
@@ -274,16 +268,13 @@ public class WxMpPayServiceImpl implements WxMpPayService {
     }
 
     return result;
-
   }
 
   private void checkParameters(WxUnifiedOrderRequest request) {
-
     checkNotNullParams(request);
 
-    if (!TRADE_TYPES.contains(request.getTradeType())) {
-      throw new IllegalArgumentException("trade_type目前必须为" + TRADE_TYPES + "其中之一");
-
+    if (! ArrayUtils.contains(TRADE_TYPES, request.getTradeType())) {
+      throw new IllegalArgumentException("trade_type目前必须为" + Arrays.toString(TRADE_TYPES) + "其中之一");
     }
 
     if ("JSAPI".equals(request.getTradeType()) && request.getOpenid() == null) {
@@ -368,10 +359,19 @@ public class WxMpPayServiceImpl implements WxMpPayService {
 
     String url = PAY_BASE_URL + "/mmpaymkttransfers/promotion/transfers";
 
-    try (FileInputStream instream = new FileInputStream(keyFile)) {
-      String mchId = request.getMchId();
+    String responseContent = this.executeRequestWithKeyFile(xstream.toXML(request), url, keyFile, request.getMchId());
+    WxEntPayResult result = (WxEntPayResult) xstream.fromXML(responseContent);
+    if ("FAIL".equals(result.getResultCode())) {
+      throw new WxErrorException(
+        WxError.newBuilder().setErrorMsg(result.getErrCode() + ":" + result.getErrCodeDes()).build());
+    }
+    return result;
+  }
+
+  private String executeRequestWithKeyFile( String requestStr, String url, File keyFile, String mchId) throws WxErrorException {
+    try (FileInputStream inputStream = new FileInputStream(keyFile)) {
       KeyStore keyStore = KeyStore.getInstance("PKCS12");
-      keyStore.load(instream, mchId.toCharArray());
+      keyStore.load(inputStream, mchId.toCharArray());
 
       SSLContext sslcontext = SSLContexts.custom().loadKeyMaterial(keyStore, mchId.toCharArray()).build();
       SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslcontext, new String[] { "TLSv1" }, null,
@@ -379,17 +379,10 @@ public class WxMpPayServiceImpl implements WxMpPayService {
 
       try (CloseableHttpClient httpclient = HttpClients.custom().setSSLSocketFactory(sslsf).build()) {
         HttpPost httpPost = new HttpPost(url);
-        httpPost.setEntity(new StringEntity(new String(xstream.toXML(request).getBytes("UTF-8"), "ISO-8859-1")));
+        httpPost.setEntity(new StringEntity(new String(requestStr.getBytes("UTF-8"), "ISO-8859-1")));
 
         try (CloseableHttpResponse response = httpclient.execute(httpPost)) {
-          String responseContent = EntityUtils.toString(response.getEntity());
-          WxEntPayResult result = (WxEntPayResult) xstream.fromXML(responseContent);
-          if ("FAIL".equals(result.getResultCode())) {
-            throw new WxErrorException(
-                WxError.newBuilder().setErrorMsg(result.getErrCode() + ":" + result.getErrCodeDes()).build());
-          }
-
-          return result;
+          return EntityUtils.toString(response.getEntity());
         }
       }
     } catch (Exception e) {

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/api/impl/WxMpServiceImpl.java

@@ -1,7 +1,21 @@
 package me.chanjar.weixin.mp.api.impl;
 
-import java.io.IOException;
-
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import me.chanjar.weixin.common.bean.WxAccessToken;
+import me.chanjar.weixin.common.bean.WxJsapiSignature;
+import me.chanjar.weixin.common.bean.result.WxError;
+import me.chanjar.weixin.common.exception.WxErrorException;
+import me.chanjar.weixin.common.session.StandardSessionManager;
+import me.chanjar.weixin.common.session.WxSessionManager;
+import me.chanjar.weixin.common.util.RandomUtils;
+import me.chanjar.weixin.common.util.crypto.SHA1;
+import me.chanjar.weixin.common.util.http.*;
+import me.chanjar.weixin.mp.api.*;
+import me.chanjar.weixin.mp.bean.*;
+import me.chanjar.weixin.mp.bean.result.*;
 import org.apache.http.HttpHost;
 import org.apache.http.client.config.RequestConfig;
 import org.apache.http.client.methods.CloseableHttpResponse;
@@ -13,51 +27,7 @@ import org.apache.http.impl.client.CloseableHttpClient;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.gson.JsonArray;
-import com.google.gson.JsonElement;
-import com.google.gson.JsonObject;
-import com.google.gson.JsonParser;
-
-import me.chanjar.weixin.common.bean.WxAccessToken;
-import me.chanjar.weixin.common.bean.WxJsapiSignature;
-import me.chanjar.weixin.common.bean.result.WxError;
-import me.chanjar.weixin.common.exception.WxErrorException;
-import me.chanjar.weixin.common.session.StandardSessionManager;
-import me.chanjar.weixin.common.session.WxSessionManager;
-import me.chanjar.weixin.common.util.RandomUtils;
-import me.chanjar.weixin.common.util.crypto.SHA1;
-import me.chanjar.weixin.common.util.http.ApacheHttpClientBuilder;
-import me.chanjar.weixin.common.util.http.DefaultApacheHttpClientBuilder;
-import me.chanjar.weixin.common.util.http.RequestExecutor;
-import me.chanjar.weixin.common.util.http.SimpleGetRequestExecutor;
-import me.chanjar.weixin.common.util.http.SimplePostRequestExecutor;
-import me.chanjar.weixin.common.util.http.URIUtil;
-import me.chanjar.weixin.mp.api.WxMpCardService;
-import me.chanjar.weixin.mp.api.WxMpConfigStorage;
-import me.chanjar.weixin.mp.api.WxMpDataCubeService;
-import me.chanjar.weixin.mp.api.WxMpKefuService;
-import me.chanjar.weixin.mp.api.WxMpMaterialService;
-import me.chanjar.weixin.mp.api.WxMpMenuService;
-import me.chanjar.weixin.mp.api.WxMpPayService;
-import me.chanjar.weixin.mp.api.WxMpQrcodeService;
-import me.chanjar.weixin.mp.api.WxMpService;
-import me.chanjar.weixin.mp.api.WxMpStoreService;
-import me.chanjar.weixin.mp.api.WxMpUserBlacklistService;
-import me.chanjar.weixin.mp.api.WxMpUserService;
-import me.chanjar.weixin.mp.api.WxMpUserTagService;
-import me.chanjar.weixin.mp.bean.WxMpIndustry;
-import me.chanjar.weixin.mp.bean.WxMpMassNews;
-import me.chanjar.weixin.mp.bean.WxMpMassOpenIdsMessage;
-import me.chanjar.weixin.mp.bean.WxMpMassPreviewMessage;
-import me.chanjar.weixin.mp.bean.WxMpMassTagMessage;
-import me.chanjar.weixin.mp.bean.WxMpMassVideo;
-import me.chanjar.weixin.mp.bean.WxMpSemanticQuery;
-import me.chanjar.weixin.mp.bean.WxMpTemplateMessage;
-import me.chanjar.weixin.mp.bean.result.WxMpMassSendResult;
-import me.chanjar.weixin.mp.bean.result.WxMpMassUploadResult;
-import me.chanjar.weixin.mp.bean.result.WxMpOAuth2AccessToken;
-import me.chanjar.weixin.mp.bean.result.WxMpSemanticQueryResult;
-import me.chanjar.weixin.mp.bean.result.WxMpUser;
+import java.io.IOException;
 
 public class WxMpServiceImpl implements WxMpService {
 
@@ -477,6 +447,7 @@ public class WxMpServiceImpl implements WxMpService {
       }
       return null;
     } catch (IOException e) {
+      this.log.error("\n[URL]:  {}\n[PARAMS]: {}\n[EXECEPTION]: {}", uri, data, e.getMessage());
       throw new RuntimeException(e);
     }
   }

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/pay/WxMpPayRefundRequest.java

@@ -0,0 +1,301 @@
+package me.chanjar.weixin.mp.bean.pay;
+
+import com.thoughtworks.xstream.annotations.XStreamAlias;
+import me.chanjar.weixin.common.annotation.Required;
+
+/**
+ * <pre>
+ * 微信支付-申请退款请求参数
+ * 注释中各行每个字段描述对应如下：
+ * <li>字段名
+ * <li>变量名
+ * <li>是否必填
+ * <li>类型
+ * <li>示例值
+ * <li>描述
+ * </pre>
+ *
+ * @author binarywang(https://github.com/binarywang)
+ *         Created by Binary Wang on 2016-10-08.
+ */
+@XStreamAlias("xml")
+public class WxMpPayRefundRequest {
+  /**
+   * <pre>
+   * 公众账号ID
+   * appid
+   * 是
+   * String(32)
+   * wx8888888888888888
+   * 微信分配的公众账号ID（企业号corpid即为此appId）
+   * </pre>
+   */
+  @XStreamAlias("appid")
+  private String appid;
+
+  /**
+   * <pre>
+   * 商户号
+   * mch_id
+   * 是
+   * String(32)
+   * 1900000109
+   * 微信支付分配的商户号
+   * </pre>
+   */
+  @XStreamAlias("mch_id")
+  private String mchId;
+
+  /**
+   * <pre>
+   * 设备号
+   * device_info
+   * 否
+   * String(32)
+   * 13467007045764
+   * 终端设备号
+   * </pre>
+   */
+  @XStreamAlias("device_info")
+  private String deviceInfo;
+
+  /**
+   * <pre>
+   * 随机字符串
+   * nonce_str
+   * 是
+   * String(32)
+   * 5K8264ILTKCH16CQ2502SI8ZNMTM67VS
+   * 随机字符串，不长于32位。推荐随机数生成算法
+   * </pre>
+   */
+  @XStreamAlias("nonce_str")
+  private String nonceStr;
+
+  /**
+   * <pre>
+   * 签名
+   * sign
+   * 是
+   * String(32)
+   * C380BEC2BFD727A4B6845133519F3AD6
+   * 签名，详见签名生成算法
+   * </pre>
+   */
+  @XStreamAlias("sign")
+  private String sign;
+
+  /**
+   * <pre>
+   * 微信订单号
+   * transaction_id
+   * 跟out_trade_no二选一
+   * String(28)
+   * 1217752501201400000000000000
+   * 微信生成的订单号，在支付通知中有返回
+   * </pre>
+   */
+  @XStreamAlias("transaction_id")
+  private String transactionId;
+
+  /**
+   * <pre>
+   * 商户订单号
+   * out_trade_no
+   * 跟transaction_id二选一
+   * String(32)
+   * 1217752501201400000000000000
+   * 商户侧传给微信的订单号
+   * </pre>
+   */
+  @XStreamAlias("out_trade_no")
+  private String outTradeNo;
+
+  /**
+   * <pre>
+   * 商户退款单号
+   * out_refund_no
+   * 是
+   * String(32)
+   * 1217752501201400000000000000
+   * 商户系统内部的退款单号，商户系统内部唯一，同一退款单号多次请求只退一笔
+   * </pre>
+   */
+  @Required
+  @XStreamAlias("out_refund_no")
+  private String outRefundNo;
+
+  /**
+   * <pre>
+   * 订单金额
+   * total_fee
+   * 是
+   * Int
+   * 100
+   * 订单总金额，单位为分，只能为整数，详见支付金额
+   * </pre>
+   */
+  @Required
+  @XStreamAlias("total_fee")
+  private Integer totalFee;
+
+  /**
+   * <pre>
+   * 退款金额
+   * refund_fee
+   * 是
+   * Int
+   * 100
+   * 退款总金额，订单总金额，单位为分，只能为整数，详见支付金额
+   * </pre>
+   */
+  @Required
+  @XStreamAlias("refund_fee")
+  private Integer refundFee;
+
+  /**
+   * <pre>
+   * 货币种类
+   * refund_fee_type
+   * 否
+   * String(8)
+   * CNY
+   * 货币类型，符合ISO 4217标准的三位字母代码，默认人民币：CNY，其他值列表详见货币类型
+   * </pre>
+   */
+  @XStreamAlias("refund_fee_type")
+  private String refundFeeType;
+
+  /**
+   * <pre>
+   * 操作员
+   * op_user_id
+   * 是
+   * String(32)
+   * 1900000109
+   * 操作员帐号, 默认为商户号
+   * </pre>
+   */
+  //@Required
+  @XStreamAlias("op_user_id")
+  private String opUserId;
+
+  /**
+   * <pre>
+   * 退款资金来源
+   * refund_account
+   * 否
+   * String(30)
+   * REFUND_SOURCE_RECHARGE_FUNDS
+   * 仅针对老资金流商户使用，
+   * <li>REFUND_SOURCE_UNSETTLED_FUNDS---未结算资金退款（默认使用未结算资金退款），
+   * <li>REFUND_SOURCE_RECHARGE_FUNDS---可用余额退款
+   * </pre>
+   */
+  @XStreamAlias("refund_account")
+  private String refundAccount;
+
+  public String getAppid() {
+    return appid;
+  }
+
+  public void setAppid(String appid) {
+    this.appid = appid;
+  }
+
+  public String getMchId() {
+    return mchId;
+  }
+
+  public void setMchId(String mchId) {
+    this.mchId = mchId;
+  }
+
+  public String getDeviceInfo() {
+    return deviceInfo;
+  }
+
+  public void setDeviceInfo(String deviceInfo) {
+    this.deviceInfo = deviceInfo;
+  }
+
+  public String getNonceStr() {
+    return nonceStr;
+  }
+
+  public void setNonceStr(String nonceStr) {
+    this.nonceStr = nonceStr;
+  }
+
+  public String getSign() {
+    return sign;
+  }
+
+  public void setSign(String sign) {
+    this.sign = sign;
+  }
+
+  public String getTransactionId() {
+    return transactionId;
+  }
+
+  public void setTransactionId(String transactionId) {
+    this.transactionId = transactionId;
+  }
+
+  public String getOutTradeNo() {
+    return outTradeNo;
+  }
+
+  public void setOutTradeNo(String outTradeNo) {
+    this.outTradeNo = outTradeNo;
+  }
+
+  public String getOutRefundNo() {
+    return outRefundNo;
+  }
+
+  public void setOutRefundNo(String outRefundNo) {
+    this.outRefundNo = outRefundNo;
+  }
+
+  public Integer getTotalFee() {
+    return totalFee;
+  }
+
+  public void setTotalFee(Integer totalFee) {
+    this.totalFee = totalFee;
+  }
+
+  public Integer getRefundFee() {
+    return refundFee;
+  }
+
+  public void setRefundFee(Integer refundFee) {
+    this.refundFee = refundFee;
+  }
+
+  public String getRefundFeeType() {
+    return refundFeeType;
+  }
+
+  public void setRefundFeeType(String refundFeeType) {
+    this.refundFeeType = refundFeeType;
+  }
+
+  public String getOpUserId() {
+    return opUserId;
+  }
+
+  public void setOpUserId(String opUserId) {
+    this.opUserId = opUserId;
+  }
+
+  public String getRefundAccount() {
+    return refundAccount;
+  }
+
+  public void setRefundAccount(String refundAccount) {
+    this.refundAccount = refundAccount;
+  }
+}

weixin-java-mp/src/test/java/me/chanjar/weixin/mp/api/impl/WxMpPayServiceImplTest.java

@@ -1,20 +1,14 @@
 package me.chanjar.weixin.mp.api.impl;
 
-import java.io.File;
-
-import org.testng.annotations.Guice;
-import org.testng.annotations.Test;
-
 import com.google.inject.Inject;
-
 import me.chanjar.weixin.common.exception.WxErrorException;
 import me.chanjar.weixin.mp.api.ApiTestModule;
 import me.chanjar.weixin.mp.api.WxXmlMpInMemoryConfigStorage;
-import me.chanjar.weixin.mp.bean.pay.WxEntPayRequest;
-import me.chanjar.weixin.mp.bean.pay.WxRedpackResult;
-import me.chanjar.weixin.mp.bean.pay.WxSendRedpackRequest;
-import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderRequest;
-import me.chanjar.weixin.mp.bean.pay.WxUnifiedOrderResult;
+import me.chanjar.weixin.mp.bean.pay.*;
+import org.testng.annotations.Guice;
+import org.testng.annotations.Test;
+
+import java.io.File;
 
 /**
  * 测试支付相关接口
@@ -44,8 +38,14 @@ public class WxMpPayServiceImplTest {
   }
 
   @Test
-  public void testRefundPay() throws Exception {
-
+  public void testRefund() throws Exception {
+    WxMpPayRefundRequest request = new WxMpPayRefundRequest();
+    request.setOutRefundNo("aaa");
+    request.setOutTradeNo("1111");
+    request.setTotalFee(1222);
+    request.setRefundFee(111);
+    WxMpPayRefundResult result = this.wxService.getPayService().refund(request);
+    System.err.println(result);
   }
 
   @Test