diff options
Diffstat (limited to 'patches/server/0400-Optimize-NetworkManager-Exception-Handling.patch')
| -rw-r--r-- | patches/server/0400-Optimize-NetworkManager-Exception-Handling.patch | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/patches/server/0400-Optimize-NetworkManager-Exception-Handling.patch b/patches/server/0400-Optimize-NetworkManager-Exception-Handling.patch new file mode 100644 index 0000000000..8626e3b900 --- /dev/null +++ b/patches/server/0400-Optimize-NetworkManager-Exception-Handling.patch @@ -0,0 +1,23 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Andrew Steinborn <[email protected]> +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 421dd76816063d56ea80339b77531729edd6aa55..1523d69b7b332f0085f40310a94d406da6513edc 100644 +--- a/src/main/java/net/minecraft/network/Varint21FrameDecoder.java ++++ b/src/main/java/net/minecraft/network/Varint21FrameDecoder.java +@@ -39,6 +39,12 @@ 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)) { |