解决文件夹重命名相关问题

doc-biz/src/main/java/com/doc/biz/controller/DocDirController.java

@@ -307,8 +307,8 @@ public class DocDirController extends BaseController {
     @GetMapping("/rename")
     @ApiImplicitParams({@ApiImplicitParam(name = "dirId", value = "目录ID", required = true), @ApiImplicitParam(name = "name", value = "新目录名", required = true)})
     public AjaxResult rename(Long dirId, String name) {
-        DocDir docDir = new DocDir();
-        docDir.setDirId(dirId);
+        DocDir docDir = docDirService.selectDocDirByDirId(dirId);
+
         docDir.setDirName(name);
         docDir.setUpdateBy(SecurityUtils.getUsername());