fix: 修复下架网络连接重设问题

service-manage/src/main/java/com/simuwang/manage/api/email/ParseEmailController.java

@@ -112,6 +112,7 @@ public class ParseEmailController{
     public void downloadEmailFile(@RequestBody FileIdVO fileId,HttpServletResponse response, HttpServletRequest request){
         EmailFileInfoVO emailFileInfoVO = parseEmailService.getEmailFileById(fileId.getFileId());
         try {
+            response.setContentType("application/octet-stream");
             response.addHeader("Content-Disposition", "attachment;filename=" + EncodeUtil.encodeUTF8(emailFileInfoVO.getFileName()));
             OutputStream outputStream = response.getOutputStream();
             FileUtils.copyFile(new File(emailFileInfoVO.getFilePath()),outputStream);
@@ -124,8 +125,8 @@ public class ParseEmailController{
                FileUtils.copyFile(new File(emailFileInfoVO.getFilePath()),outputStream);
                outputStream.flush();
                outputStream.close();
-           }catch (Exception e1){
-               logger.error(e1.getMessage(),e1);
+           }catch (Exception exception){
+                logger.error(exception.getMessage(),exception);
            }
         }
     }