Leaf/patches/server/0144-Use-MCUtil.asyncExecutor-for-MAIN_WORKER_EXECUTOR.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Taiyou06 <kaandindar21@gmail.com>
Date: Fri, 8 Nov 2024 00:54:42 +0100
Subject: [PATCH] Use-MCUtil.asyncExecutor-for-MAIN_WORKER_EXECUTOR-


diff --git a/src/main/java/net/minecraft/Util.java b/src/main/java/net/minecraft/Util.java
index 815253d03b85a7a476c1efdeca9496fd64afc137..dc0ea2e4f8ea41c96633a59243e0d8862ba28ec9 100644
--- a/src/main/java/net/minecraft/Util.java
+++ b/src/main/java/net/minecraft/Util.java
@@ -179,7 +179,46 @@ public class Util {
         if (i <= 0) {
             executorService = MoreExecutors.newDirectExecutorService();
         } else {
-            executorService = new java.util.concurrent.ThreadPoolExecutor(i, i,0L, TimeUnit.MILLISECONDS, new java.util.concurrent.LinkedBlockingQueue<>(), target -> new io.papermc.paper.util.ServerWorkerThread(target, s, priorityModifier));
+            //executorService = new java.util.concurrent.ThreadPoolExecutor(i, i,0L, TimeUnit.MILLISECONDS, new java.util.concurrent.LinkedBlockingQueue<>(), target -> new io.papermc.paper.util.ServerWorkerThread(target, s, priorityModifier));
+            // JettPack start
+            executorService = Integer.getInteger("Paper.WorkerThreadCount", i) <= 0 ? MoreExecutors.newDirectExecutorService() : new java.util.concurrent.AbstractExecutorService(){
+                private volatile boolean shutdown = false;
+
+                @Override
+                public final List<Runnable> shutdownNow() {
+                    this.shutdown = true;
+                    return java.util.Collections.emptyList();
+                }
+
+                @Override
+                public final void shutdown() {
+                    this.shutdown = true;
+                }
+
+                @Override
+                public final boolean isShutdown() {
+                    return this.shutdown;
+                }
+
+                @Override
+                public final boolean isTerminated() {
+                    return this.shutdown;
+                }
+
+                @Override
+                public final boolean awaitTermination(long l2, TimeUnit timeUnit) throws InterruptedException {
+                    if (!this.shutdown) {
+                        throw new UnsupportedOperationException();
+                    }
+                    return true;
+                }
+
+                @Override
+                public final void execute(Runnable runnable) {
+                    io.papermc.paper.util.MCUtil.asyncExecutor.execute(new org.dreeam.leaf.serverworker.ServerWorkerWrapper(runnable));
+                }
+            };
+            // JettPack end
         }
         /*
                     @Override
diff --git a/src/main/java/org/dreeam/leaf/serverworker/ServerWorkerWrapper.java b/src/main/java/org/dreeam/leaf/serverworker/ServerWorkerWrapper.java
new file mode 100644
index 0000000000000000000000000000000000000000..7f20910d62ee7fe4d8b756d3331218405aca2903
--- /dev/null
+++ b/src/main/java/org/dreeam/leaf/serverworker/ServerWorkerWrapper.java
@@ -0,0 +1,24 @@
+package org.dreeam.leaf.serverworker;
+
+import com.google.common.base.Preconditions;
+import net.minecraft.Util;
+
+public final class ServerWorkerWrapper implements Runnable {
+    private final Runnable internalRunnable;
+
+    public ServerWorkerWrapper(Runnable runnable) {
+        this.internalRunnable = Preconditions.checkNotNull(runnable, "internalRunnable");
+    }
+
+    @Override
+    public final void run() {
+        try {
+            this.internalRunnable.run();
+            return;
+        }
+        catch (Throwable throwable) {
+            Util.onThreadException(Thread.currentThread(), throwable);
+            return;
+        }
+    }
+}
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