From 5cb45990cc0e50852ef78581f117e48f6c756121 Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Wed, 14 Mar 2012 10:00:54 -0400
Subject: [PATCH] [Bleeding] Implemented Inventory.{get,set}MaxStackSize().
 Addresses BUKKIT-1076

- Custom inventories also respect this setting now.

By: Celtic Minstrel <celtic.minstrel.ca@some.place>
---
 .../craftbukkit/inventory/CraftInventory.java     |  8 ++++++++
 .../inventory/CraftInventoryCustom.java           | 15 +++++++++++----
 2 files changed, 19 insertions(+), 4 deletions(-)

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 d64df14338..a5ea612df3 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
@@ -412,4 +412,12 @@ public class CraftInventory implements Inventory {
     public InventoryHolder getHolder() {
         return inventory.getOwner();
     }
+
+    public int getMaxStackSize() {
+        return inventory.getMaxStackSize();
+    }
+
+    public void setMaxStackSize(int size) {
+        inventory.setMaxStackSize(size);
+    }
 }
diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventoryCustom.java b/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventoryCustom.java
index eb2546e6c9..a53a5c2ddf 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventoryCustom.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/inventory/CraftInventoryCustom.java
@@ -27,11 +27,11 @@ public class CraftInventoryCustom extends CraftInventory {
 
     static class MinecraftInventory implements IInventory {
         private ItemStack[] items;
-        private int maxStack = 64;
+        private int maxStack = MAX_STACK;
         private List<HumanEntity> viewers;
         private String title;
         private InventoryType type;
-        private InventoryHolder owner; // TODO: Constructors to set this
+        private InventoryHolder owner;
 
         public MinecraftInventory(InventoryHolder owner, InventoryType type) {
             this(owner, type.getDefaultSize(), type.getDefaultTitle());
@@ -41,7 +41,7 @@ public class CraftInventoryCustom extends CraftInventory {
         public MinecraftInventory(InventoryHolder owner, int size) {
             this(owner, size, "Chest");
         }
-        
+
         public MinecraftInventory(InventoryHolder owner, int size, String title) {
             this.items = new ItemStack[size];
             this.title = title;
@@ -89,6 +89,9 @@ public class CraftInventoryCustom extends CraftInventory {
 
         public void setItem(int i, ItemStack itemstack) {
             items[i] = itemstack;
+            if (itemstack != null && this.getMaxStackSize() > 0 && itemstack.count > this.getMaxStackSize()) {
+                itemstack.count = this.getMaxStackSize();
+            }
         }
 
         public String getName() {
@@ -99,6 +102,10 @@ public class CraftInventoryCustom extends CraftInventory {
             return maxStack;
         }
 
+        public void setMaxStackSize(int size) {
+            maxStack = size;
+        }
+
         public void update() {}
 
         public boolean a(EntityHuman entityhuman) {
@@ -120,7 +127,7 @@ public class CraftInventoryCustom extends CraftInventory {
         public List<HumanEntity> getViewers() {
             return viewers;
         }
-        
+
         public InventoryType getType() {
             return type;
         }