From bedff910eb2394a8ce68762a8f3a413d81187ac1 Mon Sep 17 00:00:00 2001
From: liujie <1793218484@qq.com>
Date: 星期五, 10 七月 2026 09:17:34 +0800
Subject: [PATCH] 后台

---
 ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
index d7449eb..1421e26 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
@@ -212,13 +212,25 @@
     @Override
     public int insertDept(SysDept dept)
     {
-        SysDept info = deptMapper.selectDeptById(dept.getParentId());
+        Long parentId = dept.getParentId();
+        if (parentId == null || parentId.longValue() == 0L)
+        {
+            dept.setParentId(0L);
+            dept.setAncestors("0");
+            return deptMapper.insertDept(dept);
+        }
+
+        SysDept info = deptMapper.selectDeptById(parentId);
+        if (StringUtils.isNull(info))
+        {
+            throw new ServiceException("上级部门不存在,不允许新增");
+        }
         // 如果父节点不为正常状态,则不允许新增子节点
         if (!UserConstants.DEPT_NORMAL.equals(info.getStatus()))
         {
             throw new ServiceException("部门停用,不允许新增");
         }
-        dept.setAncestors(info.getAncestors() + "," + dept.getParentId());
+        dept.setAncestors(info.getAncestors() + "," + parentId);
         return deptMapper.insertDept(dept);
     }
 

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