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Add method isTickingWorlds to Bukkit (#8316)

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Co-authored-by: Shane Freeder <theboyetronic@gmail.com>

Also, restores un/loading worlds mid tick. This will not be officially supported API contract that such a routine is safe, and these restrictions may be restored in the future.
This commit is contained in:
willkroboth
2022-09-24 01:19:05 -04:00
parent fb6addf9e6
commit 28f9b1a3cb
2 changed files with 131 additions and 2 deletions
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16
patches/server/Throw-exception-on-world-create-while-being-ticked.patch
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@@ -48,11 +48,23 @@ diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/ja
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -0,0 +0,0 @@ public final class CraftServer implements Server {
return new ArrayList<World>(this.worlds.values());
}
+ @Override
+ public boolean isTickingWorlds() {
+ return console.isIteratingOverLevels;
+ }
+
public DedicatedPlayerList getHandle() {
return this.playerList;
}
@@ -0,0 +0,0 @@ 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
+ //Preconditions.checkState(!this.console.isIteratingOverLevels, "Cannot create a world while worlds are being ticked"); // Paper - Cat - Temp disable. We'll see how this goes.
Validate.notNull(creator, "Creator may not be null");
String name = creator.name();
@@ -60,7 +72,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@Override
public boolean unloadWorld(World world, boolean save) {
+ Preconditions.checkState(!this.console.isIteratingOverLevels, "Cannot unload a world while worlds are being ticked"); // Paper
+ //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;
}