From ca8a1d649950ea5ac03538c3a30b7b9c12cb33a8 Mon Sep 17 00:00:00 2001
From: Pyrbu <pyrmcserver@gmail.com>
Date: Wed, 8 Jan 2025 02:22:28 +0100
Subject: [PATCH] switch viewers list back to a concurrent set

---
 plugin/src/main/java/lol/pyr/znpcsplus/util/Viewable.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugin/src/main/java/lol/pyr/znpcsplus/util/Viewable.java b/plugin/src/main/java/lol/pyr/znpcsplus/util/Viewable.java
index 190f13e..9001b1e 100644
--- a/plugin/src/main/java/lol/pyr/znpcsplus/util/Viewable.java
+++ b/plugin/src/main/java/lol/pyr/znpcsplus/util/Viewable.java
@@ -6,6 +6,7 @@ import java.lang.ref.Reference;
 import java.lang.ref.WeakReference;
 import java.util.*;
 import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.stream.Collectors;
 
@@ -21,7 +22,7 @@ public abstract class Viewable {
 
     private boolean queueRunning = false;
     private final Queue<Runnable> visibilityTaskQueue = new ConcurrentLinkedQueue<>();
-    private final Set<Player> viewers = new HashSet<>();
+    private final Set<Player> viewers = ConcurrentHashMap.newKeySet();
 
     public Viewable() {
         all.add(new WeakReference<>(this));