papermc/patches/server/Optimize-brigadier-child-sorting-performance.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: virustotalop <virustotalop@gmail.com>
Date: Thu, 16 Apr 2020 20:51:32 -0700
Subject: [PATCH] Optimize brigadier child sorting performance


diff --git a/src/main/java/com/mojang/brigadier/tree/CommandNode.java b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/com/mojang/brigadier/tree/CommandNode.java
+++ b/src/main/java/com/mojang/brigadier/tree/CommandNode.java
@@ -0,0 +0,0 @@ import java.util.stream.Collectors;
 import net.minecraft.commands.CommandSourceStack;
 
 public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
-    private Map<String, CommandNode<S>> children = Maps.newLinkedHashMap();
+    private Map<String, CommandNode<S>> children = Maps.newTreeMap(); // Paper - Switch to tree map for automatic sorting
     private Map<String, LiteralCommandNode<S>> literals = Maps.newLinkedHashMap();
     private Map<String, ArgumentCommandNode<S, ?>> arguments = Maps.newLinkedHashMap();
     public Predicate<S> requirement;
@@ -0,0 +0,0 @@ public abstract class CommandNode<S> implements Comparable<CommandNode<S>> {
             }
         }
 
-        this.children = this.children.entrySet().stream().sorted(Map.Entry.comparingByValue()).collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue, (e1, e2) -> e1, LinkedHashMap::new));
+        // Paper - Remove manual sorting, it is no longer needed
     }
 
     public void findAmbiguities(final AmbiguityConsumer<S> consumer) {