PaperMC/CraftBukkit-Patches/0143-Remove-uneeded-validation.patch

From 5b9920bf88e687ddfbd902c5e47f1babe2c96ddf Mon Sep 17 00:00:00 2001
From: drXor <mcyoung@mit.edu>
Date: Fri, 15 Aug 2014 18:11:09 -0400
Subject: [PATCH] Remove uneeded validation


diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java
index 736aa69..9a8820b 100644
--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java
+++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java
@@ -239,7 +239,7 @@ class CraftMetaItem implements ItemMeta, Repairable {
             this.lore = new ArrayList<String>(meta.lore);
         }
 
-        if (meta.hasEnchants()) {
+        if (meta.enchantments != null) { // Spigot
             this.enchantments = new HashMap<Enchantment, Integer>(meta.enchantments);
         }
 
@@ -573,7 +573,7 @@ class CraftMetaItem implements ItemMeta, Repairable {
     }
 
     static void applyEnchantments(Map<Enchantment, Integer> enchantments, NBTTagCompound tag, ItemMetaKey key) {
-        if (enchantments == null || enchantments.size() == 0) {
+        if (enchantments == null /*|| enchantments.size() == 0*/) { // Spigot - remove size check
             return;
         }
 
@@ -660,7 +660,14 @@ class CraftMetaItem implements ItemMeta, Repairable {
     }
 
     public boolean removeEnchant(Enchantment ench) {
-        return hasEnchants() && enchantments.remove(ench) != null;
+        // Spigot start
+        boolean b = hasEnchants() && enchantments.remove( ench ) != null;
+        if ( enchantments != null && enchantments.isEmpty() )
+        {
+            this.enchantments = null;
+        }
+        return b;
+        // Spigot end
     }
 
     public boolean hasEnchants() {
-- 
2.1.4