Stage 1

By: md_5 <git@md-5.net>

CraftBukkit-Patches/0091-Reduce-memory-of-hiddenPlayers-map.patch

@@ -0,0 +1,22 @@
+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
+