From fd5e0912fbbaa7118fa1906c67bb540472e9d92c Mon Sep 17 00:00:00 2001
From: Caedis <Caedis@users.noreply.github.com>
Date: Wed, 6 Mar 2024 20:48:05 -0600
Subject: Change to ConcurrentHashMap (#2526)

---
 src/main/java/gregtech/api/util/GT_BlockMap.java | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/main/java/gregtech/api/util/GT_BlockMap.java b/src/main/java/gregtech/api/util/GT_BlockMap.java
index 40e11e41a0..9ffe273cac 100644
--- a/src/main/java/gregtech/api/util/GT_BlockMap.java
+++ b/src/main/java/gregtech/api/util/GT_BlockMap.java
@@ -1,7 +1,6 @@
 package gregtech.api.util;
 
-import java.util.HashMap;
-import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.function.BiFunction;
 
 import net.minecraft.block.Block;
@@ -12,7 +11,7 @@ import gnu.trove.map.hash.TByteObjectHashMap;
 public class GT_BlockMap<V> {
 
     public static final byte WILDCARD = -1;
-    private final Map<Block, TByteObjectMap<V>> backing = new HashMap<>();
+    private final ConcurrentHashMap<Block, TByteObjectMap<V>> backing = new ConcurrentHashMap<>();
     private int size = 0;
 
     private TByteObjectMap<V> getSubmap(Block block) {
-- 
cgit