From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 4 May 2016 23:55:48 -0400
Subject: [PATCH] ensureServerConversions API

This will take a Bukkit ItemStack and run it through any conversions a server process would perform on it,
to ensure it meets latest minecraft expectations.

diff --git a/src/main/java/org/bukkit/inventory/ItemFactory.java b/src/main/java/org/bukkit/inventory/ItemFactory.java
index 3dba4c361993e143e511b4f108ac0b444a84d964..30ab5d38197bccfc06f6f5554b162f8bdbfe2a45 100644
--- a/src/main/java/org/bukkit/inventory/ItemFactory.java
+++ b/src/main/java/org/bukkit/inventory/ItemFactory.java
@@ -151,5 +151,17 @@ public interface ItemFactory {
      */
     @NotNull
     net.kyori.adventure.text.event.HoverEvent<net.kyori.adventure.text.event.HoverEvent.ShowItem> asHoverEvent(final @NotNull ItemStack item, final @NotNull java.util.function.UnaryOperator<net.kyori.adventure.text.event.HoverEvent.ShowItem> op);
+
+    /**
+     * Minecart updates are converting simple item stacks into more complex NBT oriented Item Stacks.
+     *
+     * Use this method to to ensure any desired data conversions are processed.
+     * The input itemstack will not be the same as the returned itemstack.
+     *
+     * @param item The item to process conversions on
+     * @return A potentially Data Converted ItemStack
+     */
+    @NotNull
+    ItemStack ensureServerConversions(@NotNull ItemStack item);
     // Paper end
 }
diff --git a/src/main/java/org/bukkit/inventory/ItemStack.java b/src/main/java/org/bukkit/inventory/ItemStack.java
index 4b20b557eaa958cf1ad1baf8d6cc17f38b180ff1..c31f667c466ba80bd88ae560d14dbd18a84118b4 100644
--- a/src/main/java/org/bukkit/inventory/ItemStack.java
+++ b/src/main/java/org/bukkit/inventory/ItemStack.java
@@ -536,7 +536,7 @@ public class ItemStack implements Cloneable, ConfigurationSerializable, net.kyor
             }
         }
 
-        return result;
+        return result.ensureServerConversions(); // Paper
     }
 
     /**
@@ -602,5 +602,18 @@ public class ItemStack implements Cloneable, ConfigurationSerializable, net.kyor
     public net.kyori.adventure.text.event.HoverEvent<net.kyori.adventure.text.event.HoverEvent.ShowItem> asHoverEvent(final @NotNull java.util.function.UnaryOperator<net.kyori.adventure.text.event.HoverEvent.ShowItem> op) {
         return org.bukkit.Bukkit.getServer().getItemFactory().asHoverEvent(this, op);
     }
+
+    /**
+     * Minecart updates are converting simple item stacks into more complex NBT oriented Item Stacks.
+     *
+     * Use this method to to ensure any desired data conversions are processed.
+     * The input itemstack will not be the same as the returned itemstack.
+     *
+     * @return A potentially Data Converted ItemStack
+     */
+    @NotNull
+    public ItemStack ensureServerConversions() {
+        return Bukkit.getServer().getItemFactory().ensureServerConversions(this);
+    }
     // Paper end
 }