SPIGOT-4722: Cannot get title of player's inventory

nms-patches/Container.patch

@@ -34,11 +34,11 @@
 +        ((CraftInventory) destination.getBottomInventory()).getInventory().onOpen(player);
 +    }
 +    private IChatBaseComponent title;
-+    public IChatBaseComponent getTitle() {
++    public final IChatBaseComponent getTitle() {
 +        Preconditions.checkState(this.title != null, "Title not set");
 +        return this.title;
 +    }
-+    public void setTitle(IChatBaseComponent title) {
++    public final void setTitle(IChatBaseComponent title) {
 +        Preconditions.checkState(this.title == null, "Title already set");
 +        this.title = title;
 +    }

nms-patches/ContainerPlayer.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/ContainerPlayer.java
 +++ b/net/minecraft/server/ContainerPlayer.java
-@@ -1,18 +1,35 @@
+@@ -1,18 +1,36 @@
  package net.minecraft.server;
  
 +// CraftBukkit start
@@ -34,11 +34,12 @@
 +        this.craftInventory = new InventoryCrafting(this, 2, 2, playerinventory.player); // CraftBukkit - pass player
 +        this.craftInventory.resultInventory = this.resultInventory; // CraftBukkit - let InventoryCrafting know about its result slot
 +        this.player = playerinventory; // CraftBukkit - save player
++        setTitle(new ChatMessage("container.crafting")); // SPIGOT-4722: Allocate title for player inventory
 +        // CraftBukkit end
          this.a((Slot) (new SlotResult(playerinventory.player, this.craftInventory, this.resultInventory, 0, 154, 28)));
  
          int i;
-@@ -79,7 +96,7 @@
+@@ -79,7 +97,7 @@
  
      @Override
      public void a(IInventory iinventory) {
@@ -47,7 +48,7 @@
      }
  
      @Override
-@@ -182,4 +199,17 @@
+@@ -182,4 +200,17 @@
      public int h() {
          return this.craftInventory.f();
      }