Paper/patches/server/0639-Add-Block-isValidTool.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Mon, 6 Jul 2020 12:44:31 -0700
Subject: [PATCH] Add Block#isValidTool


diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
index 2379b61fff76fa39a37348a740ca5ad18fadff4f..4270431061b5a52d709b7db4ebc8c322bdd7cfdb 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
@@ -819,5 +819,9 @@ public class CraftBlock implements Block {
         }
         return speed;
     }
+
+    public boolean isValidTool(ItemStack itemStack) {
+        return getDrops(itemStack).size() != 0;
+    }
     // Paper end
 }