PaperMC/paper-server/nms-patches/net/minecraft/world/inventory/ContainerStonecutter.patch

--- a/net/minecraft/world/inventory/ContainerStonecutter.java
+++ b/net/minecraft/world/inventory/ContainerStonecutter.java
@@ -15,6 +15,13 @@
 import net.minecraft.world.level.World;
 import net.minecraft.world.level.block.Blocks;
 
+// CraftBukkit start
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.inventory.CraftInventoryStonecutter;
+import org.bukkit.craftbukkit.inventory.CraftInventoryView;
+import org.bukkit.entity.Player;
+// CraftBukkit end
+
 public class ContainerStonecutter extends Container {
 
     public static final int INPUT_SLOT = 0;
@@ -34,6 +41,21 @@
     Runnable slotUpdateListener;
     public final IInventory container;
     final InventoryCraftResult resultContainer;
+    // CraftBukkit start
+    private CraftInventoryView bukkitEntity = null;
+    private Player player;
+
+    @Override
+    public CraftInventoryView getBukkitView() {
+        if (bukkitEntity != null) {
+            return bukkitEntity;
+        }
+
+        CraftInventoryStonecutter inventory = new CraftInventoryStonecutter(this.container, this.resultContainer);
+        bukkitEntity = new CraftInventoryView(this.player, inventory, this);
+        return bukkitEntity;
+    }
+    // CraftBukkit end
 
     public ContainerStonecutter(int i, PlayerInventory playerinventory) {
         this(i, playerinventory, ContainerAccess.NULL);
@@ -53,6 +75,13 @@
                 ContainerStonecutter.this.slotsChanged(this);
                 ContainerStonecutter.this.slotUpdateListener.run();
             }
+
+            // CraftBukkit start
+            @Override
+            public Location getLocation() {
+                return containeraccess.getLocation();
+            }
+            // CraftBukkit end
         };
         this.resultContainer = new InventoryCraftResult();
         this.access = containeraccess;
@@ -104,6 +133,7 @@
         }
 
         this.addDataSlot(this.selectedRecipeIndex);
+        player = (Player) playerinventory.player.getBukkitEntity(); // CraftBukkit
     }
 
     public int getSelectedRecipeIndex() {
@@ -124,6 +154,7 @@
 
     @Override
     public boolean stillValid(EntityHuman entityhuman) {
+        if (!this.checkReachable) return true; // CraftBukkit
         return stillValid(this.access, entityhuman, Blocks.STONECUTTER);
     }