From 5ee338a5e19319386f2f6298d22a8e4ac96dc7cb Mon Sep 17 00:00:00 2001
From: Administrator <admin>
Date: Thu, 06 May 2021 15:24:42 +0800
Subject: [PATCH] 1.设备故障状态合并到设备状态中，设备状态接口修改 2.警情处理完成后修改设备状态为正常，修改警情处理接口

---
 blade-service/blade-jfpts/src/main/java/org/springblade/jfpt/webscoket/service/impl/PushMsgServiceImpl.java |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/blade-service/blade-jfpts/src/main/java/org/springblade/jfpt/webscoket/service/impl/PushMsgServiceImpl.java b/blade-service/blade-jfpts/src/main/java/org/springblade/jfpt/webscoket/service/impl/PushMsgServiceImpl.java
index d81b37d..9bdd843 100644
--- a/blade-service/blade-jfpts/src/main/java/org/springblade/jfpt/webscoket/service/impl/PushMsgServiceImpl.java
+++ b/blade-service/blade-jfpts/src/main/java/org/springblade/jfpt/webscoket/service/impl/PushMsgServiceImpl.java
@@ -16,7 +16,10 @@
     @Override
     public void pushMsg(String userId, String msg) {
         Channel channel = NettyConfig.getUserChannelMap().get(userId);
-        channel.writeAndFlush(new TextWebSocketFrame(msg));
+		if (channel != null){
+			channel.writeAndFlush(new TextWebSocketFrame(msg));
+		}
+
     }
 
     @Override

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