SPIGOT-4871: Manually opened double chest doesn't have close animation

src/main/java/org/bukkit/craftbukkit/block/CraftChest.java

@@ -3,7 +3,6 @@ package org.bukkit.craftbukkit.block;
 import net.minecraft.server.BlockChest;
 import net.minecraft.server.Blocks;
 import net.minecraft.server.ITileInventory;
-import net.minecraft.server.InventoryLargeChest;
 import net.minecraft.server.TileEntityChest;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -51,7 +50,7 @@ public class CraftChest extends CraftLootable<TileEntityChest> implements Chest
         ITileInventory nms = blockChest.getInventory(data, world.getHandle(), this.getPosition());
 
         if (nms instanceof BlockChest.DoubleInventory) {
-            inventory = new CraftInventoryDoubleChest(((BlockChest.DoubleInventory) nms).inventorylargechest);
+            inventory = new CraftInventoryDoubleChest((BlockChest.DoubleInventory) nms);
         }
         return inventory;
     }

src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java

@@ -55,6 +55,7 @@ import org.bukkit.craftbukkit.CraftWorld;
 import org.bukkit.craftbukkit.event.CraftEventFactory;
 import org.bukkit.craftbukkit.inventory.CraftContainer;
 import org.bukkit.craftbukkit.inventory.CraftInventory;
+import org.bukkit.craftbukkit.inventory.CraftInventoryDoubleChest;
 import org.bukkit.craftbukkit.inventory.CraftInventoryPlayer;
 import org.bukkit.craftbukkit.inventory.CraftInventoryView;
 import org.bukkit.craftbukkit.inventory.CraftItemStack;
@@ -319,7 +320,15 @@ public class CraftHumanEntity extends CraftLivingEntity implements HumanEntity {
         InventoryType type = inventory.getType();
         Container formerContainer = getHandle().activeContainer;
 
-        IInventory iinventory = (inventory instanceof CraftInventory) ? ((CraftInventory) inventory).getInventory() : new org.bukkit.craftbukkit.inventory.InventoryWrapper(inventory);
+        ITileInventory iinventory = null;
+        if (inventory instanceof CraftInventoryDoubleChest) {
+            iinventory = ((CraftInventoryDoubleChest) inventory).tile;
+        } else if (inventory instanceof CraftInventory) {
+            CraftInventory craft = (CraftInventory) inventory;
+            if (craft.getInventory() instanceof ITileInventory) {
+                iinventory = (ITileInventory) craft.getInventory();
+            }
+        }
 
         if (iinventory instanceof ITileInventory) {
             if (iinventory instanceof TileEntity) {

src/main/java/org/bukkit/craftbukkit/inventory/CraftInventoryDoubleChest.java

@@ -1,5 +1,7 @@
 package org.bukkit.craftbukkit.inventory;
 
+import net.minecraft.server.BlockChest;
+import net.minecraft.server.ITileInventory;
 import net.minecraft.server.InventoryLargeChest;
 import org.bukkit.Location;
 import org.bukkit.block.DoubleChest;
@@ -8,13 +10,15 @@ import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.ItemStack;
 
 public class CraftInventoryDoubleChest extends CraftInventory implements DoubleChestInventory {
+    public ITileInventory tile;
     private final CraftInventory left;
     private final CraftInventory right;
 
-    public CraftInventoryDoubleChest(CraftInventory left, CraftInventory right) {
-        super(new InventoryLargeChest(left.getInventory(), right.getInventory()));
-        this.left = left;
-        this.right = right;
+    public CraftInventoryDoubleChest(BlockChest.DoubleInventory block) {
+        super(block.inventorylargechest);
+        this.tile = block;
+        this.left = new CraftInventory(block.inventorylargechest.left);
+        this.right = new CraftInventory(block.inventorylargechest.right);
     }
 
     public CraftInventoryDoubleChest(InventoryLargeChest largeChest) {

src/main/java/org/bukkit/craftbukkit/inventory/InventoryWrapper.java

@@ -1,155 +0,0 @@
-package org.bukkit.craftbukkit.inventory;
-
-import com.google.common.base.Predicates;
-import com.google.common.collect.Iterables;
-import java.util.ArrayList;
-import java.util.List;
-import net.minecraft.server.EntityHuman;
-import net.minecraft.server.IInventory;
-import net.minecraft.server.ItemStack;
-import org.bukkit.Location;
-import org.bukkit.craftbukkit.entity.CraftHumanEntity;
-import org.bukkit.entity.HumanEntity;
-import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.InventoryHolder;
-
-public class InventoryWrapper implements IInventory {
-
-    private final Inventory inventory;
-    private final List<HumanEntity> viewers = new ArrayList<HumanEntity>();
-
-    public InventoryWrapper(Inventory inventory) {
-        this.inventory = inventory;
-    }
-
-    @Override
-    public int getSize() {
-        return inventory.getSize();
-    }
-
-    @Override
-    public ItemStack getItem(int i) {
-        return CraftItemStack.asNMSCopy(inventory.getItem(i));
-    }
-
-    @Override
-    public ItemStack splitStack(int i, int j) {
-        // Copied from CraftItemStack
-        ItemStack stack = getItem(i);
-        ItemStack result;
-        if (stack.isEmpty()) {
-            return stack;
-        }
-        if (stack.getCount() <= j) {
-            this.setItem(i, ItemStack.a);
-            result = stack;
-        } else {
-            result = CraftItemStack.copyNMSStack(stack, j);
-            stack.subtract(j);
-        }
-        this.update();
-        return result;
-    }
-
-    @Override
-    public ItemStack splitWithoutUpdate(int i) {
-        // Copied from CraftItemStack
-        ItemStack stack = getItem(i);
-        ItemStack result;
-        if (stack.isEmpty()) {
-            return stack;
-        }
-        if (stack.getCount() <= 1) {
-            this.setItem(i, ItemStack.a);
-            result = stack;
-        } else {
-            result = CraftItemStack.copyNMSStack(stack, 1);
-            stack.subtract(1);
-        }
-        return result;
-    }
-
-    @Override
-    public void setItem(int i, ItemStack itemstack) {
-        inventory.setItem(i, CraftItemStack.asBukkitCopy(itemstack));
-    }
-
-    @Override
-    public int getMaxStackSize() {
-        return inventory.getMaxStackSize();
-    }
-
-    @Override
-    public void update() {
-    }
-
-    @Override
-    public boolean a(EntityHuman entityhuman) {
-        return true;
-    }
-
-    @Override
-    public void startOpen(EntityHuman entityhuman) {
-    }
-
-    @Override
-    public void closeContainer(EntityHuman entityhuman) {
-    }
-
-    @Override
-    public boolean b(int i, ItemStack itemstack) {
-        return true;
-    }
-
-    @Override
-    public void clear() {
-        inventory.clear();
-    }
-
-    @Override
-    public List<ItemStack> getContents() {
-        int size = getSize();
-        List<ItemStack> items = new ArrayList<ItemStack>(size);
-
-        for (int i = 0; i < size; i++) {
-            items.add(getItem(i));
-        }
-
-        return items;
-    }
-
-    @Override
-    public void onOpen(CraftHumanEntity who) {
-        viewers.add(who);
-    }
-
-    @Override
-    public void onClose(CraftHumanEntity who) {
-        viewers.remove(who);
-    }
-
-    @Override
-    public List<HumanEntity> getViewers() {
-        return viewers;
-    }
-
-    @Override
-    public InventoryHolder getOwner() {
-        return inventory.getHolder();
-    }
-
-    @Override
-    public void setMaxStackSize(int size) {
-        inventory.setMaxStackSize(size);
-    }
-
-    @Override
-    public Location getLocation() {
-        return inventory.getLocation();
-    }
-
-    @Override
-    public boolean isNotEmpty() {
-        return Iterables.any(inventory, Predicates.notNull());
-    }
-}

src/test/java/org/bukkit/craftbukkit/inventory/InventoryWrapperTest.java

@@ -1,23 +0,0 @@
-package org.bukkit.craftbukkit.inventory;
-
-import junit.framework.Assert;
-import org.bukkit.Material;
-import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.ItemStack;
-import org.junit.Test;
-
-public class InventoryWrapperTest {
-
-    @Test
-    public void test() {
-        Inventory raw = new CraftInventoryCustom(null, 27);
-        raw.addItem(new ItemStack(Material.STONE));
-
-        Assert.assertTrue(raw.contains(Material.STONE));
-
-        InventoryWrapper wrapper = new InventoryWrapper(raw);
-        CraftInventory proxy = new CraftInventory(wrapper);
-
-        Assert.assertTrue(proxy.contains(Material.STONE));
-    }
-}