From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Telesphoreo <me@telesphoreo.me>
Date: Fri, 10 Jun 2022 22:55:01 -0500
Subject: [PATCH] Fixes invalid LootTables causing problems when applied to
 Minecart entities


diff --git a/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java b/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java
index d4a8c1bbb8fef27ac42bdf27dde495b4c649e6cb..865c61accf211d28be3c82dcf158fec9778b50c1 100644
--- a/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java
+++ b/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java
@@ -17,7 +17,7 @@ public class PaperContainerEntityLootableInventory implements PaperLootableEntit
 
     @Override
     public org.bukkit.loot.LootTable getLootTable() {
-        return entity.getLootTable() != null && !entity.getLootTable().getPath().isEmpty() ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(entity.getLootTable())) : null;
+        return entity.getLootTable() != null && !entity.getLootTable().getPath().isEmpty() && entity.getLootTable().toString().length() < 256 ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(entity.getLootTable())) : null; // Scissors - Validate length of loot tables before even trying
     }
 
     @Override
diff --git a/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java b/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java
index 94dc68182ec5f6dc1294ad15523427836228086a..07075cea760562c901d4469a7f88271c3ffa30bb 100644
--- a/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java
+++ b/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java
@@ -15,7 +15,7 @@ public class PaperTileEntityLootableInventory implements PaperLootableBlockInven
 
     @Override
     public org.bukkit.loot.LootTable getLootTable() {
-        return tileEntityLootable.lootTable != null && !tileEntityLootable.lootTable.getPath().isEmpty() ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(tileEntityLootable.lootTable)) : null;
+        return tileEntityLootable.lootTable != null && !tileEntityLootable.lootTable.getPath().isEmpty() && tileEntityLootable.lootTable.toString().length() < 256 ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(tileEntityLootable.lootTable)) : null; // Scissors - Validate length of loot tables before even trying
     }
 
     @Override
diff --git a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java
index d559f93a9a09bac414dd5d58afccad42c127f09b..8ac4e76bf9acf2f99539c4f874ac5c8605573604 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java
@@ -45,7 +45,7 @@ public abstract class RandomizableContainerBlockEntity extends BaseContainerBloc
     protected boolean tryLoadLootTable(CompoundTag nbt) {
         this.lootableData.loadNbt(nbt); // Paper
         if (nbt.contains("LootTable", 8)) {
-            this.lootTable = new ResourceLocation(nbt.getString("LootTable"));
+            this.lootTable = ResourceLocation.tryParse(nbt.getString("LootTable")); // Scissors - Validate loot tables
             try { org.bukkit.craftbukkit.util.CraftNamespacedKey.fromMinecraft(this.lootTable); } catch (IllegalArgumentException ex) { this.lootTable = null; } // Paper - validate
             this.lootTableSeed = nbt.getLong("LootTableSeed");
             return false; // Paper - always load the items, table may still remain