From 1b72be4ff717c70c98f8bf1ab4c544c87c0bfcae Mon Sep 17 00:00:00 2001
From: "xie.bx" <Blue_Xie@epam.com>
Date: Mon, 7 Nov 2022 00:04:26 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8Dim-server=E7=A9=BA=E6=8C=87?=
 =?UTF-8?q?=E9=92=88=E5=BC=82=E5=B8=B8=E7=9A=84=E9=97=AE=E9=A2=98?=
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---
 .../websocket/WebsocketChannelCtxHolder.java         | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/im-server/src/main/java/com/bx/imserver/websocket/WebsocketChannelCtxHolder.java b/im-server/src/main/java/com/bx/imserver/websocket/WebsocketChannelCtxHolder.java
index 2a87103..69f9a1d 100644
--- a/im-server/src/main/java/com/bx/imserver/websocket/WebsocketChannelCtxHolder.java
+++ b/im-server/src/main/java/com/bx/imserver/websocket/WebsocketChannelCtxHolder.java
@@ -18,16 +18,16 @@ public class WebsocketChannelCtxHolder {
     }
 
     public static void  removeChannelCtx(Long userId){
-        channelMap.remove(userId);
+        if(userId != null){
+            channelMap.remove(userId);
+        }
     }
 
     public static ChannelHandlerContext  getChannelCtx(Long userId){
+        if(userId == null){
+            return  null;
+        }
         return channelMap.get(userId);
     }
 
-    public static Set<Long> getAllChannelIds(){
-        return channelMap.keySet();
-    }
-
-
 }