From 978bee9ffbe438375b35a334b0310daa1b7c1fb6 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Fri, 9 Sep 2022 09:25:55 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
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---
 src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java     | 2 --
 .../project/system/service/impl/SysDeptServiceImpl.java     | 6 +-----
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
index 4cbfb4b..fdc87ae 100644
--- a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
+++ b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
@@ -808,7 +808,6 @@ public class ExcelUtil<T>
             if (!headerStyles.containsKey(key))
             {
                 CellStyle style = wb.createCellStyle();
-                style = wb.createCellStyle();
                 style.cloneStyleFrom(styles.get("data"));
                 style.setAlignment(HorizontalAlignment.CENTER);
                 style.setVerticalAlignment(VerticalAlignment.CENTER);
@@ -842,7 +841,6 @@ public class ExcelUtil<T>
             if (!styles.containsKey(key))
             {
                 CellStyle style = wb.createCellStyle();
-                style = wb.createCellStyle();
                 style.setAlignment(excel.align());
                 style.setVerticalAlignment(VerticalAlignment.CENTER);
                 style.setBorderRight(BorderStyle.THIN);
diff --git a/src/main/java/com/ruoyi/project/system/service/impl/SysDeptServiceImpl.java b/src/main/java/com/ruoyi/project/system/service/impl/SysDeptServiceImpl.java
index d189c4c..0ebb886 100644
--- a/src/main/java/com/ruoyi/project/system/service/impl/SysDeptServiceImpl.java
+++ b/src/main/java/com/ruoyi/project/system/service/impl/SysDeptServiceImpl.java
@@ -71,11 +71,7 @@ public class SysDeptServiceImpl implements ISysDeptService
     public List<SysDept> buildDeptTree(List<SysDept> depts)
     {
         List<SysDept> returnList = new ArrayList<SysDept>();
-        List<Long> tempList = new ArrayList<Long>();
-        for (SysDept dept : depts)
-        {
-            tempList.add(dept.getDeptId());
-        }
+        List<Long> tempList = depts.stream().map(SysDept::getDeptId).collect(Collectors.toList());
         for (SysDept dept : depts)
         {
             // 如果是顶级节点, 遍历该父节点的所有子节点