papermc/CraftBukkit-Patches/0047-Plug-World-Unload-Memory-Leak.patch

From 5b98e72c08dd604fb41226e0b46b2e5fc183b48e Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Sat, 3 Aug 2013 19:02:59 +1000
Subject: [PATCH] Plug World Unload Memory Leak


diff --git a/src/main/java/net/minecraft/server/BlockRedstoneTorch.java b/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
index 8e01414..e0469bb 100644
--- a/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
+++ b/src/main/java/net/minecraft/server/BlockRedstoneTorch.java
@@ -11,7 +11,7 @@ import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
 public class BlockRedstoneTorch extends BlockTorch {
 
     private boolean isOn;
-    private static Map b = new HashMap();
+    private static Map b = new java.util.WeakHashMap(); // Spigot
 
     private boolean a(World world, int i, int j, int k, boolean flag) {
         if (!b.containsKey(world)) {
-- 
1.8.3.2