[Bleeding] Implemented Inventory.{get,set}MaxStackSize(). Addresses BUKKIT-1076

- Custom inventories also respect this setting now.

src/main/java/net/minecraft/server/ContainerEnchantTableInventory.java

@@ -7,10 +7,11 @@ public class ContainerEnchantTableInventory extends ContainerEnchantTableSubcont
     ContainerEnchantTableInventory(ContainerEnchantTable containerenchanttable, String s, int i) {
         super(s, i);
         this.enchantTable = containerenchanttable;
+        super.setMaxStackSize(1); // CraftBukkit
     }
 
     public int getMaxStackSize() {
-        return 1;
+        return super.getMaxStackSize(); // CraftBukkit
     }
 
     public void update() {

src/main/java/net/minecraft/server/ContainerEnchantTableSubcontainer.java

@@ -18,6 +18,8 @@ public class ContainerEnchantTableSubcontainer implements IInventory {
 
     // CraftBukkit start
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
+    public org.bukkit.entity.Player player;
+    private int maxStack = MAX_STACK;
 
     public ItemStack[] getContents() {
         return this.items;
@@ -38,6 +40,10 @@ public class ContainerEnchantTableSubcontainer implements IInventory {
     public InventoryHolder getOwner() {
         return null; // TODO: Enchanting tables don't really have an owner? Maybe they should?
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public ContainerEnchantTableSubcontainer(String s, int i) {
@@ -102,7 +108,7 @@ public class ContainerEnchantTableSubcontainer implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public void update() {

src/main/java/net/minecraft/server/EntityMinecart.java

@@ -44,7 +44,8 @@ public class EntityMinecart extends Entity implements IInventory {
     private double flyingY = 0.95;
     private double flyingZ = 0.95;
     public double maxSpeed = 0.4D;
-    public List<HumanEntity> transaction = new ArrayList<HumanEntity>(); // CraftBukkit
+    public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
+    private int maxStack = MAX_STACK;
 
     public ItemStack[] getContents() {
         return this.items;
@@ -67,6 +68,10 @@ public class EntityMinecart extends Entity implements IInventory {
         if(cart instanceof InventoryHolder) return (InventoryHolder) cart;
         return null;
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public EntityMinecart(World world) {
@@ -874,7 +879,7 @@ public class EntityMinecart extends Entity implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public void update() {}

src/main/java/net/minecraft/server/IInventory.java

@@ -42,5 +42,9 @@ public interface IInventory {
     List<HumanEntity> getViewers();
 
     InventoryHolder getOwner();
+
+    void setMaxStackSize(int size);
+
+    int MAX_STACK = 64;
     //CraftBukkit end
 }

src/main/java/net/minecraft/server/InventoryCraftResult.java

@@ -14,6 +14,8 @@ public class InventoryCraftResult implements IInventory {
     private ItemStack[] items = new ItemStack[1];
 
     // CraftBukkit start
+    private int maxStack = MAX_STACK;
+
     public ItemStack[] getContents() {
         return this.items;
     }
@@ -27,6 +29,10 @@ public class InventoryCraftResult implements IInventory {
     public List<HumanEntity> getViewers() {
         return new ArrayList<HumanEntity>();
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public InventoryCraftResult() {}
@@ -70,7 +76,7 @@ public class InventoryCraftResult implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public void update() {}

src/main/java/net/minecraft/server/InventoryCrafting.java

@@ -20,6 +20,8 @@ public class InventoryCrafting implements IInventory {
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
     public CraftingRecipe currentRecipe;
     public IInventory resultInventory;
+    private EntityHuman owner;
+    private int maxStack = MAX_STACK;
 
     public ItemStack[] getContents() {
         return this.items;
@@ -42,7 +44,17 @@ public class InventoryCrafting implements IInventory {
     }
 
     public InventoryHolder getOwner() {
-        return null; // TODO: Crafting grids don't really have an owner? Maybe they should?
+        return owner.getBukkitEntity();
+    }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+        resultInventory.setMaxStackSize(size);
+    }
+
+    public InventoryCrafting(Container container, int i, int j, EntityHuman player) {
+        this(container, i, j);
+        this.owner = player;
     }
     // CraftBukkit end
 
@@ -116,7 +128,7 @@ public class InventoryCrafting implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public void update() {}

src/main/java/net/minecraft/server/InventoryLargeChest.java

@@ -45,6 +45,11 @@ public class InventoryLargeChest implements IInventory {
     public InventoryHolder getOwner() {
         return null; // This method won't be called since CraftInventoryDoubleChest doesn't defer to here
     }
+
+    public void setMaxStackSize(int size) {
+        this.left.setMaxStackSize(size);
+        this.right.setMaxStackSize(size);
+    }
     // CraftBukkit end
 
     public InventoryLargeChest(String s, IInventory iinventory, IInventory iinventory1) {
@@ -90,7 +95,7 @@ public class InventoryLargeChest implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return this.left.getMaxStackSize();
+        return Math.min(this.left.getMaxStackSize(), this.right.getMaxStackSize()); // CraftBukkit - check both sides
     }
 
     public void update() {

src/main/java/net/minecraft/server/PlayerInventory.java

@@ -20,6 +20,7 @@ public class PlayerInventory implements IInventory {
 
     // CraftBukkit start
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
+    private int maxStack = MAX_STACK;
 
     public ItemStack[] getContents() {
         return this.items;
@@ -44,6 +45,10 @@ public class PlayerInventory implements IInventory {
     public InventoryHolder getOwner() {
         return this.player.getBukkitEntity();
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public PlayerInventory(EntityHuman entityhuman) {
@@ -350,7 +355,7 @@ public class PlayerInventory implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public int a(Entity entity) {

src/main/java/net/minecraft/server/TileEntityBrewingStand.java

@@ -23,6 +23,7 @@ public class TileEntityBrewingStand extends TileEntity implements IInventory {
 
     // CraftBukkit start
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
+    private int maxStack = 1;
 
     public void onOpen(CraftHumanEntity who) {
         transaction.add(who);
@@ -39,6 +40,10 @@ public class TileEntityBrewingStand extends TileEntity implements IInventory {
     public ItemStack[] getContents() {
         return this.items;
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public String getName() {
@@ -228,7 +233,7 @@ public class TileEntityBrewingStand extends TileEntity implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 1;
+        return maxStack; // CraftBukkit
     }
 
     public boolean a(EntityHuman entityhuman) {

src/main/java/net/minecraft/server/TileEntityChest.java

@@ -23,6 +23,7 @@ public class TileEntityChest extends TileEntity implements IInventory {
 
     // CraftBukkit start
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
+    private int maxStack = MAX_STACK;
 
     public ItemStack[] getContents() {
         return this.items;
@@ -39,6 +40,10 @@ public class TileEntityChest extends TileEntity implements IInventory {
     public List<HumanEntity> getViewers() {
         return transaction;
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public TileEntityChest() {}
@@ -132,7 +137,7 @@ public class TileEntityChest extends TileEntity implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public boolean a(EntityHuman entityhuman) {

src/main/java/net/minecraft/server/TileEntityDispenser.java

@@ -17,6 +17,7 @@ public class TileEntityDispenser extends TileEntity implements IInventory {
 
     // CraftBukkit start
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
+    private int maxStack = MAX_STACK;
 
     public ItemStack[] getContents() {
         return this.items;
@@ -33,6 +34,10 @@ public class TileEntityDispenser extends TileEntity implements IInventory {
     public List<HumanEntity> getViewers() {
         return transaction;
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public TileEntityDispenser() {}
@@ -151,7 +156,7 @@ public class TileEntityDispenser extends TileEntity implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public boolean a(EntityHuman entityhuman) {

src/main/java/net/minecraft/server/TileEntityFurnace.java

@@ -22,6 +22,7 @@ public class TileEntityFurnace extends TileEntity implements IInventory {
 
     // CraftBukkit start
     private int lastTick = (int) (System.currentTimeMillis() / 50);
+    private int maxStack = MAX_STACK;
     public List<HumanEntity> transaction = new ArrayList<HumanEntity>();
 
     public ItemStack[] getContents() {
@@ -39,6 +40,10 @@ public class TileEntityFurnace extends TileEntity implements IInventory {
     public List<HumanEntity> getViewers() {
         return transaction;
     }
+
+    public void setMaxStackSize(int size) {
+        maxStack = size;
+    }
     // CraftBukkit end
 
     public TileEntityFurnace() {}
@@ -134,7 +139,7 @@ public class TileEntityFurnace extends TileEntity implements IInventory {
     }
 
     public int getMaxStackSize() {
-        return 64;
+        return maxStack; // CraftBukkit
     }
 
     public boolean isBurning() {

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);
+    }
 }

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());
@@ -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) {