From 36edfc70560ba73307ea3681660fb62390e75b6e Mon Sep 17 00:00:00 2001
From: wangsixiang <2970484253@qq.com>
Date: Tue, 22 Apr 2025 15:55:02 +0800
Subject: [PATCH] =?UTF-8?q?=E9=97=A8=E7=A6=81=E5=88=A4=E7=A9=BA=E9=AA=8C?=
 =?UTF-8?q?=E8=AF=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../java/com/zc/business/controller/DcDeviceController.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java b/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java
index 7f7542f2..67911e37 100644
--- a/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java
+++ b/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java
@@ -1867,6 +1867,9 @@ private VideoController videoController;
     public TableDataInfo dcDoorOpen(){
         startPage();
         Map<String, Object> redisCacheCacheMap = redisCache.getCacheMap(DOORSTATUS);
+        if (redisCacheCacheMap==null){
+            return getDataTable(Collections.emptyList());
+        }
         Set<String> strings = redisCacheCacheMap.keySet();
         List<DcDoor> list = dcDeviceService.selectDcDoorOpen(strings);
         return getDataTable(list);