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https://github.com/PaperMC/Paper.git
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0cdce89d59
If a playerdata doesn't contain a valid, loaded world, reset to the main world spawn point
79 lines
4.2 KiB
Diff
79 lines
4.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Tue, 22 Mar 2022 12:44:30 -0700
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Subject: [PATCH] Throw exception on world create while being ticked
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There are no plans to support creating worlds while worlds are
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being ticked themselvess.
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diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
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index 18041f137157ca95639c0511f225bbb58356fe2b..47c984495a66fdbb10dea6bab33da78f4ab70a38 100644
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--- a/src/main/java/net/minecraft/server/MinecraftServer.java
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+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
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@@ -304,6 +304,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
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public volatile Thread shutdownThread; // Paper
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public volatile boolean abnormalExit = false; // Paper
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+ public boolean isIteratingOverLevels = false; // Paper
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public static <S extends MinecraftServer> S spin(Function<Thread, S> serverFactory) {
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AtomicReference<S> atomicreference = new AtomicReference();
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@@ -1470,7 +1471,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
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this.getFunctions().tick();
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MinecraftTimings.commandFunctionsTimer.stopTiming(); // Spigot // Paper
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this.profiler.popPush("levels");
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- Iterator iterator = this.getAllLevels().iterator();
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+ //Iterator iterator = this.getAllLevels().iterator(); // Paper - moved down
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// CraftBukkit start
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// Run tasks that are waiting on processing
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@@ -1502,6 +1503,8 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
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// Paper end
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MinecraftTimings.timeUpdateTimer.stopTiming(); // Spigot // Paper
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+ this.isIteratingOverLevels = true; // Paper
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+ Iterator iterator = this.getAllLevels().iterator(); // Paper - move down
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while (iterator.hasNext()) {
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ServerLevel worldserver = (ServerLevel) iterator.next();
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worldserver.hasPhysicsEvent = org.bukkit.event.block.BlockPhysicsEvent.getHandlerList().getRegisteredListeners().length > 0; // Paper
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@@ -1548,6 +1551,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
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this.profiler.pop();
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worldserver.explosionDensityCache.clear(); // Paper - Optimize explosions
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}
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+ this.isIteratingOverLevels = false; // Paper
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this.profiler.popPush("connection");
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MinecraftTimings.connectionTimer.startTiming(); // Spigot
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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index 1665d99aa45f708939dfc21d17a7b02182c7aefb..c1229e3ce355fb324a0fe0c37b4d39fbdc60c7a3 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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@@ -876,6 +876,11 @@ public final class CraftServer implements Server {
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return new ArrayList<World>(this.worlds.values());
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}
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+ @Override
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+ public boolean isTickingWorlds() {
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+ return console.isIteratingOverLevels;
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+ }
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+
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public DedicatedPlayerList getHandle() {
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return this.playerList;
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}
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@@ -1135,6 +1140,7 @@ public final class CraftServer implements Server {
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@Override
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public World createWorld(WorldCreator creator) {
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Preconditions.checkState(this.console.getAllLevels().iterator().hasNext(), "Cannot create additional worlds on STARTUP");
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+ //Preconditions.checkState(!this.console.isIteratingOverLevels, "Cannot create a world while worlds are being ticked"); // Paper - Cat - Temp disable. We'll see how this goes.
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Preconditions.checkArgument(creator != null, "WorldCreator cannot be null");
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String name = creator.name();
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@@ -1275,6 +1281,7 @@ public final class CraftServer implements Server {
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@Override
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public boolean unloadWorld(World world, boolean save) {
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+ //Preconditions.checkState(!this.console.isIteratingOverLevels, "Cannot unload a world while worlds are being ticked"); // Paper - Cat - Temp disable. We'll see how this goes.
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if (world == null) {
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return false;
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}
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