diff --git a/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java b/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java
index 1556941..ba8b092 100644
--- a/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java
+++ b/payapi/src/main/java/com/supwisdom/dlpay/framework/util/StringUtil.java
@@ -1,9 +1,9 @@
 package com.supwisdom.dlpay.framework.util;
 
+
 import java.util.*;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
-import org.apache.commons.beanutils.BeanUtils;
 
 public class StringUtil {
   /**
@@ -132,39 +132,40 @@
     }*/
     return true;
   }
+
   /**
    * 手机号遮掩中间4位
-   * */
-  public static String phoneReplace(String phone){
+   */
+  public static String phoneReplace(String phone) {
     return phone.replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2");
   }
 
   /**
    * 邮箱只显示@前面的首位和末位
-   * */
-  public static String emailReplace(String s){
-    return  s.replaceAll("(\\w?)(\\w+)(\\w)(@\\w+\\.[a-z]+(\\.[a-z]+)?)", "$1****$3$4");
+   */
+  public static String emailReplace(String s) {
+    return s.replaceAll("(\\w?)(\\w+)(\\w)(@\\w+\\.[a-z]+(\\.[a-z]+)?)", "$1****$3$4");
   }
 
   /**
    * 名字显示姓
-   * */
-  public static String nameReplace(String s){
-    return  s.replaceAll("([\\d\\D]{1})(.*)", "$1**");
+   */
+  public static String nameReplace(String s) {
+    return s.replaceAll("([\\d\\D]{1})(.*)", "$1**");
   }
 
 
-  public static String urlAppend(String url ,String path){
-    if(url.endsWith("/")){
-      if(path.startsWith("/")){
-        return url+path.substring(1);
+  public static String urlAppend(String url, String path) {
+    if (url.endsWith("/")) {
+      if (path.startsWith("/")) {
+        return url + path.substring(1);
       }
-      return url+path;
-    }else{
-      if(path.startsWith("/")){
-        return url+path;
+      return url + path;
+    } else {
+      if (path.startsWith("/")) {
+        return url + path;
       }
-      return url+"/"+path;
+      return url + "/" + path;
     }
   }
 
@@ -176,7 +177,6 @@
     for (int i = 0; i < fields.size(); i++) {
       data.put(fields.get(i), columns.get(i));
     }
-    BeanUtils.populate(bean, data);
-    return;
+    org.apache.commons.beanutils.BeanUtils.populate(bean, data);
   }
 }
diff --git a/ynrcc-agent/src/main/java/com/supwisdom/agent/api/controller/YnrccApiController.java b/ynrcc-agent/src/main/java/com/supwisdom/agent/api/controller/YnrccApiController.java
index 2b788c2..30fbcca 100644
--- a/ynrcc-agent/src/main/java/com/supwisdom/agent/api/controller/YnrccApiController.java
+++ b/ynrcc-agent/src/main/java/com/supwisdom/agent/api/controller/YnrccApiController.java
@@ -16,9 +16,13 @@
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.servlet.mvc.method.annotation.StreamingResponseBody;
 
 import javax.servlet.http.HttpServletResponse;
+import javax.validation.constraints.NotNull;
 import javax.ws.rs.FormParam;
 import java.io.*;
 import java.lang.reflect.InvocationTargetException;
@@ -500,14 +504,17 @@
   }
 
   @GetMapping("/download")
-  public void downloadFile(@RequestParam("filename") String filename, HttpServletResponse response) throws IOException {
-    try {
-      String loaclfile = ynrccApiService.getChkfilePath(filename);
-      parseFile(loaclfile, response.getOutputStream());
-    } catch (Exception e) {
-      e.printStackTrace();
-      response.sendError(HttpStatus.SERVICE_UNAVAILABLE.value(), e.getMessage());
-    }
+  public ResponseEntity<StreamingResponseBody> downloadFile(@RequestParam("filename") String filename,
+                                                            HttpServletResponse response) throws Exception {
+    response.setContentType(MediaType.TEXT_PLAIN_VALUE);
+    String loaclfile = ynrccApiService.getChkfilePath(filename);
+//      parseFile(loaclfile, response.getOutputStream());
+    StreamingResponseBody stream = new StreamingResponseBody() {
+      @Override
+      public void writeTo(OutputStream outputStream) throws IOException {
+        parseFile(loaclfile, outputStream);
+      }
+    };
+    return new ResponseEntity(stream, HttpStatus.OK);
   }
-
 }