From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Jake Potrebic Date: Tue, 22 Mar 2022 12:44:30 -0700 Subject: [PATCH] Throw exception on world create while being ticked There are no plans to support creating worlds while worlds are being ticked themselvess. diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java index 6f72020fab6e4e175a265f85ec9efc31811bdbfd..803c234ec23147ed317ae4639438141462dfbd80 100644 --- a/src/main/java/net/minecraft/server/MinecraftServer.java +++ b/src/main/java/net/minecraft/server/MinecraftServer.java @@ -311,6 +311,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop S spin(Function serverFactory) { AtomicReference atomicreference = new AtomicReference(); @@ -1555,7 +1556,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop 0; // Paper - BlockPhysicsEvent @@ -1627,6 +1630,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop(this.worlds.values()); } + @Override + public boolean isTickingWorlds() { + return console.isIteratingOverLevels; + } + public DedicatedPlayerList getHandle() { return this.playerList; } @@ -1142,6 +1147,7 @@ public final class CraftServer implements Server { @Override public World createWorld(WorldCreator creator) { Preconditions.checkState(this.console.getAllLevels().iterator().hasNext(), "Cannot create additional worlds on STARTUP"); + //Preconditions.checkState(!this.console.isIteratingOverLevels, "Cannot create a world while worlds are being ticked"); // Paper - Cat - Temp disable. We'll see how this goes. Preconditions.checkArgument(creator != null, "WorldCreator cannot be null"); String name = creator.name(); @@ -1318,6 +1324,7 @@ public final class CraftServer implements Server { @Override public boolean unloadWorld(World world, boolean save) { + //Preconditions.checkState(!this.console.isIteratingOverLevels, "Cannot unload a world while worlds are being ticked"); // Paper - Cat - Temp disable. We'll see how this goes. if (world == null) { return false; }