feat:文件上传校验

hyp-admin/src/main/java/com/hyp/web/controller/reward/FileRelationController.java

@@ -64,6 +64,9 @@ public class FileRelationController extends BaseController {
                                  @RequestParam(required = false) String filename,
                                  @RequestParam String fileCode) {
         try {
+            if(file.isEmpty()){
+                throw new ServiceException("上传文件不能为空");
+            }
             // 上传文件路径
             String filePath = HypConfig.getUploadPath();
             // 上传并返回新文件名称