papermc/Spigot-Server-Patches/0421-Optimise-IEntityAccess-getPlayerByUUID.patch
Shane Freeder e4602b6d48
Drop Ignore-Missing-Recipes-in-RecipeBook-to-avoid-data-e.patch
This patch appears to be no longer relevant, and is seemingly a leading
cause of datapack performance being horrific
2020-03-15 20:03:36 +00:00

47 lines
1.9 KiB
Diff

From 89cf96a0b2e672a0a03b0194767d3f87c2ef8b17 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Sat, 11 Jan 2020 21:50:56 -0800
Subject: [PATCH] Optimise IEntityAccess#getPlayerByUUID
Use the world entity map instead of iterating over all players
diff --git a/src/main/java/net/minecraft/server/IEntityAccess.java b/src/main/java/net/minecraft/server/IEntityAccess.java
index d5c284cdd..4157e50e4 100644
--- a/src/main/java/net/minecraft/server/IEntityAccess.java
+++ b/src/main/java/net/minecraft/server/IEntityAccess.java
@@ -219,6 +219,12 @@ public interface IEntityAccess {
@Nullable
default EntityHuman b(UUID uuid) {
+ // Paper start - allow WorldServer to override
+ return this.getPlayerByUUID(uuid);
+ }
+ @Nullable
+ default EntityHuman getPlayerByUUID(UUID uuid) {
+ // Paper end
for (int i = 0; i < this.getPlayers().size(); ++i) {
EntityHuman entityhuman = (EntityHuman) this.getPlayers().get(i);
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index b2d8f7b9f..0fed33713 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -82,6 +82,15 @@ public class WorldServer extends World {
return new Throwable(entity + " Added to world at " + new java.util.Date());
}
+ // Paper start - optimise getPlayerByUUID
+ @Nullable
+ @Override
+ public EntityHuman getPlayerByUUID(UUID uuid) {
+ Entity player = this.entitiesByUUID.get(uuid);
+ return (player instanceof EntityHuman) ? (EntityHuman)player : null;
+ }
+ // Paper end
+
// Paper start - Asynchronous IO
public final com.destroystokyo.paper.io.PaperFileIOThread.ChunkDataController poiDataController = new com.destroystokyo.paper.io.PaperFileIOThread.ChunkDataController() {
@Override
--
2.25.1