PaperMC/patches/server/Optimize-NetworkManager-Exception-Handling.patch
Jake Potrebic 29e69c49da 487/1053
2024-06-13 13:57:13 -07:00

23 lines
1.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Andrew Steinborn <git@steinborn.me>
Date: Sun, 5 Jul 2020 22:38:18 -0400
Subject: [PATCH] Optimize NetworkManager Exception Handling
diff --git a/src/main/java/net/minecraft/network/Varint21FrameDecoder.java b/src/main/java/net/minecraft/network/Varint21FrameDecoder.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/network/Varint21FrameDecoder.java
+++ b/src/main/java/net/minecraft/network/Varint21FrameDecoder.java
@@ -0,0 +0,0 @@ public class Varint21FrameDecoder extends ByteToMessageDecoder {
}
protected void decode(ChannelHandlerContext channelHandlerContext, ByteBuf byteBuf, List<Object> list) {
+ // Paper start - Perf: Optimize exception handling; if channel is not active just discard the packet
+ if (!channelHandlerContext.channel().isActive()) {
+ byteBuf.skipBytes(byteBuf.readableBytes());
+ return;
+ }
+ // Paper end - Perf: Optimize exception handling
byteBuf.markReaderIndex();
this.helperBuf.clear();
if (!copyVarint(byteBuf, this.helperBuf)) {