From 44d073e7ad3e27f053c3152b42af4cc3bb9a31c4 Mon Sep 17 00:00:00 2001
From: Bixilon <bixilon@bixilon.de>
Date: Thu, 5 May 2022 16:56:13 +0200
Subject: [PATCH] netty: ignore disconnect state when sending packets

---
 .../protocol/network/network/client/NettyClient.kt     | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/main/java/de/bixilon/minosoft/protocol/network/network/client/NettyClient.kt b/src/main/java/de/bixilon/minosoft/protocol/network/network/client/NettyClient.kt
index 72b4157ad..a4804c28e 100644
--- a/src/main/java/de/bixilon/minosoft/protocol/network/network/client/NettyClient.kt
+++ b/src/main/java/de/bixilon/minosoft/protocol/network/network/client/NettyClient.kt
@@ -150,7 +150,7 @@ class NettyClient(
     }
 
     fun send(packet: C2SPacket) {
-        val channel = requireChannel()
+        val channel = getChannel() ?: return
         if (sendingPaused) {
             packetQueue += packet
             return
@@ -205,6 +205,14 @@ class NettyClient(
         return channel
     }
 
+    private fun getChannel(): Channel? {
+        val channel = this.channel
+        if (!connected || channel == null) {
+            return null
+        }
+        return channel
+    }
+
     companion object {
         private val NIO_THREAD_POOL by lazy { NioEventLoopGroup(NamedThreadFactory("Nio#%d")) }
         private val EPOLL_THREAD_POOL by lazy { EpollEventLoopGroup(NamedThreadFactory("Epoll#%d")) }