Paper/patches/server/0631-add-consumeFuel-to-FurnaceBurnEvent.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 22 Apr 2021 16:45:28 -0700
Subject: [PATCH] add consumeFuel to FurnaceBurnEvent


diff --git a/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java
index c0803a17b3cd25aea02047287effa0cc76456bbc..11b2fcb783422216b45c8fcf5df37842b2b4e7b2 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java
@@ -346,7 +346,7 @@ public abstract class AbstractFurnaceBlockEntity extends BaseContainerBlockEntit
                 if (blockEntity.isLit() && furnaceBurnEvent.isBurning()) {
                     // CraftBukkit end
                     flag1 = true;
-                    if (!itemstack.isEmpty()) {
+                    if (!itemstack.isEmpty() && furnaceBurnEvent.willConsumeFuel()) { // Paper
                         Item item = itemstack.getItem();
 
                         itemstack.shrink(1);