Paper/Spigot-Server-Patches/0070-Remove-Metadata-on-reload.patch

From b64a5f23a1d7d7c6346ff839899a30cc9cfb72b4 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 18 Mar 2016 13:50:14 -0400
Subject: [PATCH] Remove Metadata on reload

Metadata is not meant to persist reload as things break badly with non primitive types
This will remove metadata on reload so it does not crash everything if a plugin uses it.

diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index b8f90703..d4de72c8 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -740,8 +740,18 @@ public final class CraftServer implements Server {
             world.paperConfig.init(); // Paper
         }
 
+        Plugin[] pluginClone = pluginManager.getPlugins().clone(); // Paper
         pluginManager.clearPlugins();
         commandMap.clearCommands();
+
+        // Paper start
+        for (Plugin plugin : pluginClone) {
+            entityMetadata.removeAll(plugin);
+            worldMetadata.removeAll(plugin);
+            playerMetadata.removeAll(plugin);
+        }
+        // Paper end
+
         resetRecipes();
         reloadData();
         org.spigotmc.SpigotConfig.registerCommands(); // Spigot
-- 
2.13.3.windows.1