From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: NONPLAYT <76615486+NONPLAYT@users.noreply.github.com>
Date: Mon, 24 Feb 2025 19:29:58 +0300
Subject: [PATCH] Virtual Threads


diff --git a/net/minecraft/commands/Commands.java b/net/minecraft/commands/Commands.java
index 9a7a40c1dcea57ba674d8431077d2477104a456f..8e41097f978800039e6e057c5bbcfcf03f5a9c89 100644
--- a/net/minecraft/commands/Commands.java
+++ b/net/minecraft/commands/Commands.java
@@ -482,7 +482,7 @@ public class Commands {
     }
 
     // Fixed pool, but with discard policy
-    public static final java.util.concurrent.ExecutorService COMMAND_SENDING_POOL = new java.util.concurrent.ThreadPoolExecutor(
+    public static final java.util.concurrent.ExecutorService COMMAND_SENDING_POOL = org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualThreadsEnabled && org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualCommandBuilderScheduler ? java.util.concurrent.Executors.newVirtualThreadPerTaskExecutor() : new java.util.concurrent.ThreadPoolExecutor( // DivineMC - Virtual Threads
         2, 2, 0, java.util.concurrent.TimeUnit.MILLISECONDS,
         new java.util.concurrent.LinkedBlockingQueue<>(),
         new com.google.common.util.concurrent.ThreadFactoryBuilder()
diff --git a/net/minecraft/server/MinecraftServer.java b/net/minecraft/server/MinecraftServer.java
index 89aa020832fb9894e057b0f2b1226eb48c8accd1..4ba10f90711ac8b6813f86bcff9635716fdc6028 100644
--- a/net/minecraft/server/MinecraftServer.java
+++ b/net/minecraft/server/MinecraftServer.java
@@ -2714,8 +2714,11 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
         }
     }
 
-    public final java.util.concurrent.ExecutorService chatExecutor = java.util.concurrent.Executors.newCachedThreadPool(
-        new com.google.common.util.concurrent.ThreadFactoryBuilder().setDaemon(true).setNameFormat("Async Chat Thread - #%d").setUncaughtExceptionHandler(new net.minecraft.DefaultUncaughtExceptionHandlerWithName(net.minecraft.server.MinecraftServer.LOGGER)).build()); // Paper
+    // DivineMC start - Virtual Threads
+    public final java.util.concurrent.ExecutorService chatExecutor = org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualThreadsEnabled && org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualChatScheduler
+        ? java.util.concurrent.Executors.newVirtualThreadPerTaskExecutor()
+        : java.util.concurrent.Executors.newCachedThreadPool(new com.google.common.util.concurrent.ThreadFactoryBuilder().setDaemon(true).setNameFormat("Async Chat Thread - #%d").setUncaughtExceptionHandler(new net.minecraft.DefaultUncaughtExceptionHandlerWithName(net.minecraft.server.MinecraftServer.LOGGER)).build()); // Paper
+    // DivineMC end - Virtual Threads
     public final ChatDecorator improvedChatDecorator = new io.papermc.paper.adventure.ImprovedChatDecorator(this); // Paper - adventure
 
     public ChatDecorator getChatDecorator() {
diff --git a/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 93fc67f8cf60be489249d83a748490b653953e7a..2638343fcccbaf81d19dcd4fd09534b2e7bee796 100644
--- a/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -844,8 +844,11 @@ public class ServerGamePacketListenerImpl
     }
 
     // Paper start - AsyncTabCompleteEvent
-    private static final java.util.concurrent.ExecutorService TAB_COMPLETE_EXECUTOR = java.util.concurrent.Executors.newFixedThreadPool(4,
-        new com.google.common.util.concurrent.ThreadFactoryBuilder().setDaemon(true).setNameFormat("Async Tab Complete Thread - #%d").setUncaughtExceptionHandler(new net.minecraft.DefaultUncaughtExceptionHandlerWithName(MinecraftServer.LOGGER)).build());
+    // DivineMC start - Virtual Threads
+    private static final java.util.concurrent.ExecutorService TAB_COMPLETE_EXECUTOR = org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualThreadsEnabled && org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualTabCompleteScheduler
+        ? java.util.concurrent.Executors.newVirtualThreadPerTaskExecutor()
+        : java.util.concurrent.Executors.newFixedThreadPool(4, new com.google.common.util.concurrent.ThreadFactoryBuilder().setDaemon(true).setNameFormat("Async Tab Complete Thread - #%d").setUncaughtExceptionHandler(new net.minecraft.DefaultUncaughtExceptionHandlerWithName(MinecraftServer.LOGGER)).build());
+    // DivineMC end - Virtual Threads
     // Paper end - AsyncTabCompleteEvent
 
     @Override
diff --git a/net/minecraft/server/network/ServerTextFilter.java b/net/minecraft/server/network/ServerTextFilter.java
index 37f46955af227c390329f44cbe2c58bf33672daf..c3f90c251a86ff72eb678d9ecdc572a950aeb2fd 100644
--- a/net/minecraft/server/network/ServerTextFilter.java
+++ b/net/minecraft/server/network/ServerTextFilter.java
@@ -48,7 +48,11 @@ public abstract class ServerTextFilter implements AutoCloseable {
     final ExecutorService workerPool;
 
     protected static ExecutorService createWorkerPool(int size) {
-        return Executors.newFixedThreadPool(size, THREAD_FACTORY);
+        // DivineMC start - Virtual Threads
+        return org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualThreadsEnabled && org.bxteam.divinemc.config.DivineConfig.PerformanceCategory.virtualServerTextFilterPool
+            ? Executors.newVirtualThreadPerTaskExecutor()
+            : Executors.newFixedThreadPool(size, THREAD_FACTORY);
+        // DivineMC end - Virtual Threads
     }
 
     protected ServerTextFilter(