From 569742e034d2a2900e5ad8e5a508e439ce285f27 Mon Sep 17 00:00:00 2001
From: Etil <81570777+etil2jz@users.noreply.github.com>
Date: Tue, 21 Dec 2021 19:15:20 +0100
Subject: [PATCH] lithium: store gamerules in fastutil hashmap

---
 ...-store-gamerules-in-fastutil-hashmap.patch | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 patches/server/0083-lithium-store-gamerules-in-fastutil-hashmap.patch

diff --git a/patches/server/0083-lithium-store-gamerules-in-fastutil-hashmap.patch b/patches/server/0083-lithium-store-gamerules-in-fastutil-hashmap.patch
new file mode 100644
index 0000000..b4fc55e
--- /dev/null
+++ b/patches/server/0083-lithium-store-gamerules-in-fastutil-hashmap.patch
@@ -0,0 +1,40 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Etil <81570777+etil2jz@users.noreply.github.com>
+Date: Tue, 21 Dec 2021 19:14:46 +0100
+Subject: [PATCH] lithium: store gamerules in fastutil hashmap
+
+Original code by CaffeineMC, licensed under GNU Lesser General Public License v3.0
+You can find the original code on https://github.com/CaffeineMC/lithium-fabric (Yarn mappings)
+
+diff --git a/src/main/java/net/minecraft/world/level/GameRules.java b/src/main/java/net/minecraft/world/level/GameRules.java
+index 6c9e574851b518242dbbee9bce954b44dbaeecb6..e7bbbff4ef230b3df1e72ed1705e1b74483e76ac 100644
+--- a/src/main/java/net/minecraft/world/level/GameRules.java
++++ b/src/main/java/net/minecraft/world/level/GameRules.java
+@@ -27,6 +27,7 @@ import net.minecraft.server.MinecraftServer;
+ import net.minecraft.server.level.ServerPlayer;
+ import org.apache.logging.log4j.LogManager;
+ import org.apache.logging.log4j.Logger;
++import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap; // JettPack
+ 
+ public class GameRules {
+ 
+@@ -110,14 +111,16 @@ public class GameRules {
+ 
+     public GameRules() {
+         // Pufferfish start - use this to ensure gameruleArray is initialized
+-        this((Map) GameRules.GAME_RULE_TYPES.entrySet().stream().collect(ImmutableMap.toImmutableMap(Entry::getKey, (entry) -> {
++        // JettPack start - lithium: store gamerules in fastutil hashmap
++        this(new Object2ObjectOpenHashMap<>((Map) GameRules.GAME_RULE_TYPES.entrySet().stream().collect(ImmutableMap.toImmutableMap(Entry::getKey, (entry) -> {
+             return ((GameRules.Type) entry.getValue()).createRule();
+-        })));
++        }))));
++        // JettPack end
+         // Pufferfish end
+     }
+ 
+     private GameRules(Map<GameRules.Key<?>, GameRules.Value<?>> rules) {
+-        this.rules = rules;
++        this.rules = new Object2ObjectOpenHashMap<>(rules); // JettPack - lithium: store gamerules in fastutil hashmap 
+ 
+         // Pufferfish start
+         int arraySize = rules.keySet().stream().mapToInt(key -> key.gameRuleIndex).max().orElse(-1) + 1;