PaperMC/patches/server/0669-Prevent-ContainerOpenersCounter-openCount-from-going.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Tue, 30 Nov 2021 05:30:35 +0000
Subject: [PATCH] Prevent ContainerOpenersCounter openCount from going negative


diff --git a/src/main/java/net/minecraft/world/level/block/entity/ContainerOpenersCounter.java b/src/main/java/net/minecraft/world/level/block/entity/ContainerOpenersCounter.java
index ba06184bad7e8ae55cb2d55f6196e8f990d2811d..7eccacb978f047a4774e58b11bc3f9ab3959b049 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/ContainerOpenersCounter.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/ContainerOpenersCounter.java
@@ -64,6 +64,7 @@ public abstract class ContainerOpenersCounter {
 
     public void decrementOpeners(Player player, Level world, BlockPos pos, BlockState state) {
         int oldPower = Math.max(0, Math.min(15, this.openCount)); // CraftBukkit - Get power before new viewer is added
+        if (this.openCount == 0) return; // Paper - Prevent ContainerOpenersCounter openCount from going negative
         int i = this.openCount--;
 
         // CraftBukkit start - Call redstone event