From 8362fe1b3923e44619aadf3c3c1466216b8f52f7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=96=AF=E7=8B=82=E7=9A=84=E7=8B=AE=E5=AD=90li?=
 <15040126243@163.com>
Date: Mon, 6 Dec 2021 14:48:04 +0800
Subject: [PATCH] =?UTF-8?q?update=20=E4=BC=98=E5=8C=96=E6=9F=A5=E8=AF=A2?=
 =?UTF-8?q?=E7=94=A8=E6=88=B7=E7=9A=84=E8=A7=92=E8=89=B2=E7=BB=84=E3=80=81?=
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---
 .../service/impl/SysUserServiceImpl.java      | 22 +++++++------------
 1 file changed, 8 insertions(+), 14 deletions(-)

diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
index ef32fd122..be9999424 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
@@ -1,5 +1,6 @@
 package com.ruoyi.system.service.impl;
 
+import cn.hutool.core.collection.CollUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -29,6 +30,7 @@ import org.springframework.transaction.annotation.Transactional;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * 用户 业务层处理
@@ -127,14 +129,10 @@ public class SysUserServiceImpl extends ServicePlusImpl<SysUserMapper, SysUser,
     @Override
     public String selectUserRoleGroup(String userName) {
         List<SysRole> list = roleMapper.selectRolesByUserName(userName);
-        StringBuilder idsStr = new StringBuilder();
-        for (SysRole role : list) {
-            idsStr.append(role.getRoleName()).append(",");
+        if (CollUtil.isEmpty(list)) {
+            return StringUtils.EMPTY;
         }
-        if (StringUtils.isNotEmpty(idsStr.toString())) {
-            return idsStr.substring(0, idsStr.length() - 1);
-        }
-        return idsStr.toString();
+        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(","));
     }
 
     /**
@@ -146,14 +144,10 @@ public class SysUserServiceImpl extends ServicePlusImpl<SysUserMapper, SysUser,
     @Override
     public String selectUserPostGroup(String userName) {
         List<SysPost> list = postMapper.selectPostsByUserName(userName);
-        StringBuilder idsStr = new StringBuilder();
-        for (SysPost post : list) {
-            idsStr.append(post.getPostName()).append(",");
+        if (CollUtil.isEmpty(list)) {
+            return StringUtils.EMPTY;
         }
-        if (StringUtils.isNotEmpty(idsStr.toString())) {
-            return idsStr.substring(0, idsStr.length() - 1);
-        }
-        return idsStr.toString();
+        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
     }
 
     /**