车辆统计导出bug

xx-vehicle/xx-vehicle-server/src/main/java/com/xxfc/platform/vehicle/biz/VehicleCountRecordBiz.java

@@ -366,20 +366,30 @@ public class VehicleCountRecordBiz extends BaseBiz<VehicleCountRecordMapper, Veh
         ExcelExport ee1 = new ExcelExport();
         ee1.addSheetByArray(excelParamDto.getName(), excelParamDto.getData(), excelParamDto.getHeader());
         String path = "/data/temp/"+ excelParamDto.getName() + ".xlsx";
+        File file = new File(path);
+        if (!file.exists()) {
+            try {
+                file.createNewFile();
+            } catch (IOException e) {
+                e.printStackTrace();
+                return ObjectRestResponse.createFailedResult(1024, "文件写入失败！");
+            }
+        }
         OutputStream fis;
         try {
             fis = new FileOutputStream(path);
             ee1.getWorkbook().write(fis);
         } catch (FileNotFoundException e) {
             e.printStackTrace();
-            return ObjectRestResponse.createFailedResult(1002, "文件不存在");
+            return ObjectRestResponse.createFailedResult(1024, "文件不存在！");
         } catch (IOException e) {
             e.printStackTrace();
-            return ObjectRestResponse.createFailedResult(1002, "文件导出失败！");
+            return ObjectRestResponse.createFailedResult(1024, "文件写入失败！");
         }
         return ObjectRestResponse.succ(path);
     }
-    public HttpServletResponse download(String path, HttpServletResponse response) {
+
+    public void download(String path, HttpServletResponse response) {
         try {
             // path是指欲下载的文件的路径。
             File file = new File(path);
@@ -387,6 +397,7 @@ public class VehicleCountRecordBiz extends BaseBiz<VehicleCountRecordMapper, Veh
             String filename = file.getName();
             // 取得文件的后缀名。
             String ext = filename.substring(filename.lastIndexOf(".") + 1).toUpperCase();
+
             // 以流的形式下载文件。
             InputStream fis = new BufferedInputStream(new FileInputStream(path));
             byte[] buffer = new byte[fis.available()];
@@ -405,7 +416,6 @@ public class VehicleCountRecordBiz extends BaseBiz<VehicleCountRecordMapper, Veh
         } catch (IOException ex) {
             ex.printStackTrace();
         }
-        return response;
     }