From 2cf1565485060fd56e1f1f1cffbba7a4d70d42a6 Mon Sep 17 00:00:00 2001
From: lyh <925863403@qq.com>
Date: 星期五, 11 四月 2025 11:06:22 +0800
Subject: [PATCH] 优化dnc，设备结构树查询，优化原有代码
---
lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/service/impl/SysUserServiceImpl.java | 32 ++++++++++++++++++++++++++++++++
1 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/service/impl/SysUserServiceImpl.java b/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/service/impl/SysUserServiceImpl.java
index d2d6455..2518957 100644
--- a/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/service/impl/SysUserServiceImpl.java
+++ b/lxzn-module-system/lxzn-system-biz/src/main/java/org/jeecg/modules/system/service/impl/SysUserServiceImpl.java
@@ -3,6 +3,7 @@
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.extern.slf4j.Slf4j;
@@ -762,4 +763,35 @@
List<UserSelector> collect = sysUsers.stream().map(user -> new UserSelector(user.getId(), user.getUsername(), user.getRealname())).collect(Collectors.toList());
return collect;
}
+
+ /**
+ * 鏍规嵁鐢ㄦ埛鍚嶆壒閲忚幏鍙栫湡瀹炲鍚嶆槧灏�
+ * @param userNames 鐢ㄦ埛鍚嶅垪琛�
+ * @return 鐢ㄦ埛鍚�->鐪熷疄濮撳悕鐨勬槧灏勶紙涓嶅瓨鍦ㄦ椂鍊间负null锛�
+ */
+ @Override
+ public Map<String, String> getUserRealNamesByUserNames(List<String> userNames) {
+ if (CollectionUtils.isEmpty(userNames)) {
+ return Collections.emptyMap();
+ }
+
+ // 鍘婚噸骞惰繃婊ょ┖鍊�
+ Set<String> uniqueNames = userNames.stream()
+ .filter(StringUtils::isNotBlank)
+ .collect(Collectors.toSet());
+ if (uniqueNames.isEmpty()) {
+ return Collections.emptyMap();
+ }
+
+ // 鎵归噺鏌ヨ锛堣嚜鍔ㄥ鐞咺N璇彞鍒嗙墖锛�
+ List<SysUser> users = userMapper.selectUsersByNames(new ArrayList<>(uniqueNames));
+
+ // 鏋勫缓鏄犲皠鍏崇郴
+ return users.stream()
+ .collect(Collectors.toMap(
+ SysUser::getUsername,
+ SysUser::getRealname,
+ (existing, replacement) -> existing // 閲嶅閿鐞�
+ ));
+ }
}
--
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