去除login 的获取用户信息

src/main/java/com/yunhai/bschclassmanage/service/com/ComSchTreeService.java

@@ -179,22 +179,38 @@ public class ComSchTreeService implements IComSchTreeService {
         }
     }
 
-   // public List<BoaGroup> getGroupTree() {
-
-      // return   YschBaseOpenApi.getGroupTree();
-
-//        String cacheKey = "bsch.classmanage.group_tree";
-//        // 直接从Redis获取JSON字符串
-//        String json = redisUtil.get(cacheKey, String.class);
-//        // 解析为树结构
-//        List<BoaGroup> treeList = OtherUtil.jsonParseArrayTree(json, BoaGroup.class);
-//        // 过滤并处理：type=2的节点停止递归
-//        return filterTreeByType(treeList, NodeType.SCHOOL.getId());
-   //}
-
     public List<BoaGroup> getGroupTree() {
-        BoaGroup group = YschBaseOpenApi.getGroupTree();
-        return Collections.singletonList(group);
+        List<BoaGroup> treeList = getCacheSysGroupTree();
+        // 过滤并处理：type=2的节点停止递归
+        return filterTreeByType(treeList, NodeType.SCHOOL.getId());
+   }
+
+    public List<BoaGroup> getCacheSysGroupTree() {
+       String cacheKey= RedisConstants.SYSTEM_GROUP_TREE;
+        List<BoaGroup> cached = redisUtil.getList(cacheKey, BoaGroup.class);
+        if (cached != null && !cached.isEmpty()) {
+            return cached;
+        }
+
+        // 2. 加锁防止缓存击穿 + 双重检查
+        synchronized (this) {
+            cached = redisUtil.getList(cacheKey, BoaGroup.class);
+            if (cached != null && !cached.isEmpty()) {
+                return cached;
+            }
+
+            // 3. 从数据库查询
+            BoaGroup group = YschBaseOpenApi.getGroupTree();
+            List<BoaGroup> list=Collections.singletonList(group);
+
+            // 4. 仅缓存非空结果；空结果不缓存，防止空缓存污染（穿透风险可忽略）
+            if (!list.isEmpty()) {
+                redisUtil.set(cacheKey, list, RedisConstants.CACHE_EXPIRE_1M);
+            }
+            return list;
+        }
+
+
     }
 
     public List<SelectIntVO> getSchoolList() {