Reject oversized components from updating + removes unnecessary imports from dev-imports.txt

build-data/dev-imports.txt

@@ -8,8 +8,3 @@
 # To import classes from the vanilla Minecraft jar use `minecraft` as the artifactId:
 #     minecraft net.minecraft.world.level.entity.LevelEntityGetterAdapter
 #     minecraft net/minecraft/world/level/entity/LevelEntityGetter.java
-
-minecraft net/minecraft/nbt/NBTTagString.java
-minecraft net/minecraft/nbt/NBTTagList.java
-minecraft net/minecraft/nbt/NBTTagCompound.java
-minecraft net/minecraft/nbt/NBTCompressedStreamTools.java

patches/server/0020-Reject-oversized-components-from-updating.patch

@@ -0,0 +1,37 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Video <videogamesm12@gmail.com>
+Date: Mon, 28 Mar 2022 16:49:17 -0600
+Subject: [PATCH] Reject oversized components from updating
+
+
+diff --git a/src/main/java/net/minecraft/network/chat/ComponentUtils.java b/src/main/java/net/minecraft/network/chat/ComponentUtils.java
+index 8f4c83837d0b01a3dbca2607ea718c371db48ef4..fe2717679f84fbef1b8ff1f9a3c3bf0fba8965f1 100644
+--- a/src/main/java/net/minecraft/network/chat/ComponentUtils.java
++++ b/src/main/java/net/minecraft/network/chat/ComponentUtils.java
+@@ -37,8 +37,11 @@ public class ComponentUtils {
+     }
+ 
+     public static MutableComponent updateForEntity(@Nullable CommandSourceStack source, Component text, @Nullable Entity sender, int depth) throws CommandSyntaxException {
++        // Scissors start - Reject oversized components
++        MutableComponent result;
++
+         if (depth > 100) {
+-            return text.copy();
++            result = text.copy();
+         } else {
+             MutableComponent mutableComponent = text instanceof ContextAwareComponent ? ((ContextAwareComponent)text).resolve(source, sender, depth + 1) : text.plainCopy();
+ 
+@@ -46,8 +49,12 @@ public class ComponentUtils {
+                 mutableComponent.append(updateForEntity(source, component, sender, depth + 1));
+             }
+ 
+-            return mutableComponent.withStyle(resolveStyle(source, text.getStyle(), sender, depth));
++            result = mutableComponent.withStyle(resolveStyle(source, text.getStyle(), sender, depth));
+         }
++
++        // Would the resulting component exceed 65535 bytes when encoded as a string?
++        return Component.Serializer.toJson(result).length() > 65535 ? new TextComponent("") : result;
++        // Scissors end
+     }
+ 
+     private static Style resolveStyle(@Nullable CommandSourceStack source, Style style, @Nullable Entity sender, int depth) throws CommandSyntaxException {