From 74249e2ee71bdc4a02aa1f0d484f12d48686311a Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Mon, 20 Jan 2014 13:50:32 +1100
Subject: [PATCH] Reduce memory of hiddenPlayers map.


diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 2c129ac..1d6d1ba 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -66,7 +66,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     private boolean hasPlayedBefore = false;
     private final ConversationTracker conversationTracker = new ConversationTracker();
     private final Set<String> channels = new HashSet<String>();
-    private final Set<UUID> hiddenPlayers = new HashSet<UUID>();
+    private final Map<String, Player> hiddenPlayers = new MapMaker().weakValues().makeMap(); // Spigot - soft -> weak
     private int hash = 0;
     private double health = 20;
     private boolean scaledHealth = false;
-- 
1.8.3.2