From b7fd3933e4b20fefcefd9f21003ff1d020d5e7c0 Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Mon, 26 Sep 2011 03:07:06 -0400
Subject: [PATCH] data improvements

By: Tahg <tahgtahv@gmail.com>
---
 .../main/java/org/bukkit/craftbukkit/CraftWorld.java |  2 +-
 .../bukkit/craftbukkit/inventory/CraftInventory.java |  3 ++-
 .../bukkit/craftbukkit/inventory/CraftItemStack.java | 12 ++++++++----
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index f7ec199474..63ecd69908 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -687,7 +687,7 @@ public class CraftWorld implements World {
         } else if (Egg.class.isAssignableFrom(clazz)) {
             entity = new EntityEgg(world, x, y, z);
         } else if (FallingSand.class.isAssignableFrom(clazz)) {
-            entity = new EntityFallingSand(world, x, y, z, 0);
+            entity = new EntityFallingSand(world, x, y, z, 0, 0);
         } else if (Fireball.class.isAssignableFrom(clazz)) {
             entity = new EntityFireball(world);
             ((EntityFireball) entity).setPositionRotation(x, y, z, yaw, pitch);
diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventory.java b/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventory.java
index 439c671e52..ae0c1f5393 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventory.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventory.java
@@ -199,12 +199,13 @@ public class CraftInventory implements org.bukkit.inventory.Inventory {
 
     public int firstPartial(ItemStack item) {
         ItemStack[] inventory = getContents();
+        ItemStack filteredItem = new CraftItemStack(item);
         if (item == null) {
             return -1;
         }
         for (int i = 0; i < inventory.length; i++) {
             ItemStack cItem = inventory[i];
-            if (cItem != null && cItem.getTypeId() == item.getTypeId() && cItem.getAmount() < cItem.getMaxStackSize() && cItem.getDurability() == item.getDurability()) {
+            if (cItem != null && cItem.getTypeId() == filteredItem.getTypeId() && cItem.getAmount() < cItem.getMaxStackSize() && cItem.getDurability() == filteredItem.getDurability()) {
                 return i;
             }
         }
diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java b/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java
index 078c0b04c6..ebe28caced 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java
@@ -10,11 +10,15 @@ public class CraftItemStack extends ItemStack {
         super(
             item != null ? item.id: 0,
             item != null ? item.count : 0,
-            (short)(item != null ? item.damage : 0)
+            (short)(item != null ? item.getData() : 0)
         );
         this.item = item;
     }
 
+    public CraftItemStack(ItemStack item) {
+        this(item.getTypeId(), item.getAmount(), item.getDurability());
+    }
+
     /* 'Overwritten' constructors from ItemStack, yay for Java sucking */
     public CraftItemStack(final int type) {
         this(type, 0);
@@ -105,15 +109,15 @@ public class CraftItemStack extends ItemStack {
         // Ignore damage if item is null
         if (item != null) {
             super.setDurability(durability);
-            item.damage = durability;
+            item.b(durability);
         }
     }
 
     @Override
     public short getDurability() {
         if (item != null) {
-            super.setDurability((short) item.damage); // sync, needed?
-            return (short) item.damage;
+            super.setDurability((short) item.getData()); // sync, needed?
+            return (short) item.getData();
         } else {
             return -1;
         }