craftbukkit/nms-patches/net/minecraft/world/inventory/ContainerPlayer.patch

--- a/net/minecraft/world/inventory/ContainerPlayer.java
+++ b/net/minecraft/world/inventory/ContainerPlayer.java
@@ -12,6 +12,12 @@
 import net.minecraft.world.item.crafting.RecipeHolder;
 import net.minecraft.world.level.World;
 
+// CraftBukkit start
+import net.minecraft.network.chat.IChatBaseComponent;
+import org.bukkit.craftbukkit.inventory.CraftInventoryCrafting;
+import org.bukkit.craftbukkit.inventory.CraftInventoryView;
+// CraftBukkit end
+
 public class ContainerPlayer extends AbstractCraftingMenu {
 
     public static final int CONTAINER_ID = 0;
@@ -38,9 +44,15 @@
     private static final EnumItemSlot[] SLOT_IDS = new EnumItemSlot[]{EnumItemSlot.HEAD, EnumItemSlot.CHEST, EnumItemSlot.LEGS, EnumItemSlot.FEET};
     public final boolean active;
     private final EntityHuman owner;
+    // CraftBukkit start
+    private CraftInventoryView bukkitEntity = null;
+    // CraftBukkit end
 
     public ContainerPlayer(PlayerInventory playerinventory, boolean flag, final EntityHuman entityhuman) {
-        super((Containers) null, 0, 2, 2);
+        // CraftBukkit start
+        super((Containers) null, 0, 2, 2, playerinventory); // CraftBukkit - save player
+        setTitle(IChatBaseComponent.translatable("container.crafting")); // SPIGOT-4722: Allocate title for player inventory
+        // CraftBukkit end
         this.active = flag;
         this.owner = entityhuman;
         this.addResultSlot(entityhuman, 154, 28);
@@ -190,4 +202,17 @@
     protected EntityHuman owner() {
         return this.owner;
     }
+
+    // CraftBukkit start
+    @Override
+    public CraftInventoryView getBukkitView() {
+        if (bukkitEntity != null) {
+            return bukkitEntity;
+        }
+
+        CraftInventoryCrafting inventory = new CraftInventoryCrafting(this.craftSlots, this.resultSlots);
+        bukkitEntity = new CraftInventoryView(this.owner.getBukkitEntity(), inventory, this);
+        return bukkitEntity;
+    }
+    // CraftBukkit end
 }