From c96131cfae1b0949f94bce80c77ded6cbb45b9c7 Mon Sep 17 00:00:00 2001
From: SL <123@123.com>
Date: Tue, 18 Jun 2024 13:19:50 +0800
Subject: [PATCH] =?UTF-8?q?fix(DataManager):=20=E4=BF=AE=E6=AD=A3Poll?=
 =?UTF-8?q?=E5=87=BD=E6=95=B0=E4=B8=AD=EF=BC=8Ckey=E4=B8=BAnull=E6=97=B6?=
 =?UTF-8?q?=E5=BC=82=E5=B8=B8=E7=9A=84=E7=9A=84=E9=97=AE=E9=A2=98=E3=80=82?=
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---
 .../Aitex/Core/RT/DataCenter/DataManager.cs                 | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/MECF.Framework.Common/Aitex/Core/RT/DataCenter/DataManager.cs b/MECF.Framework.Common/Aitex/Core/RT/DataCenter/DataManager.cs
index ab35108..9ff4214 100644
--- a/MECF.Framework.Common/Aitex/Core/RT/DataCenter/DataManager.cs
+++ b/MECF.Framework.Common/Aitex/Core/RT/DataCenter/DataManager.cs
@@ -224,8 +224,10 @@ namespace Aitex.Core.RT.DataCenter
 		}
 
 		public object Poll(string key)
-		{
-			return _keyValueMap.ContainsKey(key) ? _keyValueMap[key].Value : null;
+        {
+            if (string.IsNullOrEmpty(key))
+                return null;
+			return _keyValueMap.TryGetValue(key, out var item) ? item.Value : null;
 		}
 
 		public void Traverse(object instance, string keyPrefix)