From 66904f253989458f0beffc81259d11ac3cac9b07 Mon Sep 17 00:00:00 2001
From: TheMode <themode@outlook.fr>
Date: Fri, 23 Jul 2021 02:48:50 +0200
Subject: [PATCH] Lazily init nbt writer in BinaryWriter

---
 .../net/minestom/server/utils/binary/BinaryWriter.java     | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/net/minestom/server/utils/binary/BinaryWriter.java b/src/main/java/net/minestom/server/utils/binary/BinaryWriter.java
index 6e9ef27bd..7e39dea4e 100644
--- a/src/main/java/net/minestom/server/utils/binary/BinaryWriter.java
+++ b/src/main/java/net/minestom/server/utils/binary/BinaryWriter.java
@@ -7,10 +7,10 @@ import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
 import net.minestom.server.MinecraftServer;
 import net.minestom.server.chat.JsonMessage;
+import net.minestom.server.coordinate.Point;
 import net.minestom.server.item.ItemStack;
 import net.minestom.server.utils.SerializerUtils;
 import net.minestom.server.utils.Utils;
-import net.minestom.server.coordinate.Point;
 import org.jetbrains.annotations.NotNull;
 import org.jglrxavpok.hephaistos.nbt.NBT;
 import org.jglrxavpok.hephaistos.nbt.NBTWriter;
@@ -29,7 +29,7 @@ import java.util.function.Consumer;
 public class BinaryWriter extends OutputStream {
 
     private ByteBuf buffer;
-    private final NBTWriter nbtWriter = new NBTWriter(this, false);
+    private NBTWriter nbtWriter; // Lazily initialized
 
     /**
      * Creates a {@link BinaryWriter} using a heap buffer with a custom initial capacity.
@@ -287,6 +287,9 @@ public class BinaryWriter extends OutputStream {
     }
 
     public void writeNBT(@NotNull String name, @NotNull NBT tag) {
+        if (nbtWriter == null) {
+            this.nbtWriter = new NBTWriter(this, false);
+        }
         try {
             nbtWriter.writeNamed(name, tag);
         } catch (IOException e) {