PaperMC/patches/server/0523-Do-not-crash-from-invalid-ingredient-lists-in-Villag.patch

24 lines
1.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Sun, 27 Dec 2020 11:31:06 +0000
Subject: [PATCH] Do not crash from invalid ingredient lists in
VillagerAcquireTradeEvent
diff --git a/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java b/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java
index 49bc867f189b0d4c236a47670676cc67920c2cd7..e7dda8959eb92c069af001126aafc759e7e7d2de 100644
--- a/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java
+++ b/src/main/java/net/minecraft/world/entity/npc/AbstractVillager.java
@@ -275,7 +275,11 @@ public abstract class AbstractVillager extends AgeableMob implements InventoryCa
Bukkit.getPluginManager().callEvent(event);
}
if (!event.isCancelled()) {
- recipeList.add(CraftMerchantRecipe.fromBukkit(event.getRecipe()).toMinecraft());
+ // Paper start
+ final CraftMerchantRecipe craftMerchantRecipe = CraftMerchantRecipe.fromBukkit(event.getRecipe());
+ if (craftMerchantRecipe.getIngredients().isEmpty()) return;
+ recipeList.add(craftMerchantRecipe.toMinecraft());
+ // Paper end
}
// CraftBukkit end
}