From 1302d5198628c7f56d9db15ccb1736713b9f5e48 Mon Sep 17 00:00:00 2001
From: chenhao <852066789@qq.com>
Date: Mon, 14 Apr 2025 15:33:36 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E7=B3=BB=E7=BB=9F=E7=AE=A1=E7=90=86):=20?=
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- 在 SysUserController 中为 selectDeptTree 方法添加空值检查
-避免当 deptService.selectDeptById 返回 null 时引发空指针异常
- 提高系统稳定性，防止未处理的空值导致的错误
---
 .../com/ruoyi/web/controller/system/SysUserController.java     | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java
index 93edc9c5..0a8bd450 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserController.java
@@ -349,7 +349,8 @@ public class SysUserController extends BaseController
     @GetMapping("/selectDeptTree/{deptId}")
     public String selectDeptTree(@PathVariable("deptId") Long deptId, ModelMap mmap)
     {
-        mmap.put("dept", deptService.selectDeptById(deptId));
+        SysDept value = deptService.selectDeptById(deptId);
+        mmap.put("dept", value==null?new SysDept():value);
         return prefix + "/deptTree";
     }
 }
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