From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Alfie Cleveland <alfeh@me.com> Date: Fri, 25 Nov 2016 13:22:40 +0000 Subject: [PATCH] Cache user authenticator threads diff --git a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java index 7beda9a16addb2dbcd4bdc45e58b343e91323af5..d342d569eb93707bc683c3373ea88ae6b885a476 100644 --- a/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java +++ b/src/main/java/net/minecraft/server/network/ServerLoginPacketListenerImpl.java @@ -69,6 +69,7 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener, // CraftBukkit end private static final AtomicInteger UNIQUE_THREAD_ID = new AtomicInteger(0); static final Logger LOGGER = LogUtils.getLogger(); + private static final java.util.concurrent.ExecutorService authenticatorPool = java.util.concurrent.Executors.newCachedThreadPool(new com.google.common.util.concurrent.ThreadFactoryBuilder().setNameFormat("User Authenticator #%d").setUncaughtExceptionHandler(new DefaultUncaughtExceptionHandler(LOGGER)).build()); // Paper - Cache authenticator threads private static final int MAX_TICKS_BEFORE_LOGIN = 600; private final byte[] challenge; final MinecraftServer server; @@ -167,7 +168,8 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener, this.connection.send(new ClientboundHelloPacket("", this.server.getKeyPair().getPublic().getEncoded(), this.challenge, true)); } else { // CraftBukkit start - Thread thread = new Thread("User Authenticator #" + ServerLoginPacketListenerImpl.UNIQUE_THREAD_ID.incrementAndGet()) { + // Paper start - Cache authenticator threads + authenticatorPool.execute(new Runnable() { @Override public void run() { @@ -182,10 +184,8 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener, ServerLoginPacketListenerImpl.this.server.server.getLogger().log(java.util.logging.Level.WARNING, "Exception verifying " + ServerLoginPacketListenerImpl.this.requestedUsername, ex); } } - }; - - thread.setUncaughtExceptionHandler(new DefaultUncaughtExceptionHandler(ServerLoginPacketListenerImpl.LOGGER)); - thread.start(); + }); + // Paper end - Cache authenticator threads // CraftBukkit end } @@ -264,7 +264,8 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener, throw new IllegalStateException("Protocol error", cryptographyexception); } - Thread thread = new Thread("User Authenticator #" + ServerLoginPacketListenerImpl.UNIQUE_THREAD_ID.incrementAndGet()) { + // Paper start - Cache authenticator threads + authenticatorPool.execute(new Runnable() { public void run() { String s1 = (String) Objects.requireNonNull(ServerLoginPacketListenerImpl.this.requestedUsername, "Player name not initialized"); @@ -312,10 +313,8 @@ public class ServerLoginPacketListenerImpl implements ServerLoginPacketListener, return ServerLoginPacketListenerImpl.this.server.getPreventProxyConnections() && socketaddress instanceof InetSocketAddress ? ((InetSocketAddress) socketaddress).getAddress() : null; } - }; - - thread.setUncaughtExceptionHandler(new DefaultUncaughtExceptionHandler(ServerLoginPacketListenerImpl.LOGGER)); - thread.start(); + }); + // Paper end - Cache authenticator threads } // CraftBukkit start