From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jan Tuck <jan@tuck.dk>
Date: Sat, 20 Jun 2020 22:34:21 +0200
Subject: [PATCH] Add PrepareGrindstoneEvent


diff --git a/src/main/java/com/destroystokyo/paper/event/inventory/PrepareGrindstoneEvent.java b/src/main/java/com/destroystokyo/paper/event/inventory/PrepareGrindstoneEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..889185bf73ef2d834e5d416d1cf13c2363453c42
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/inventory/PrepareGrindstoneEvent.java
@@ -0,0 +1,54 @@
+package com.destroystokyo.paper.event.inventory;
+
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.inventory.InventoryEvent;
+import org.bukkit.inventory.GrindstoneInventory;
+import org.bukkit.inventory.InventoryView;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Called when an item is put in a slot for grinding in a Grindstone
+ */
+public class PrepareGrindstoneEvent extends InventoryEvent {
+
+    private static final HandlerList handlers = new HandlerList();
+    private ItemStack result;
+
+    public PrepareGrindstoneEvent(@NotNull InventoryView inventory, @Nullable ItemStack result) {
+        super(inventory);
+        this.result = result;
+    }
+
+    @NotNull
+    @Override
+    public GrindstoneInventory getInventory() {
+        return (GrindstoneInventory) super.getInventory();
+    }
+
+    /**
+     * Get result item, may be null.
+     *
+     * @return result item
+     */
+    @Nullable
+    public ItemStack getResult() {
+        return result;
+    }
+
+    public void setResult(@Nullable ItemStack result) {
+        this.result = result;
+    }
+
+    @NotNull
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}