PaperMC/patches/server/0944-Fix-certain-inventories-returning-null-Locations.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 15 Mar 2023 18:29:45 -0700
Subject: [PATCH] Fix certain inventories returning null Locations

Wandering Trader, AbstractHorse, and Beacon inventories returned null locations
when a block or entity location is readily available

diff --git a/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java b/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java
index 7f238a9d98095806132c0d22ed7b0dfd25c45262..79b6e241f425622fdc575b77d8dce7061c0ab783 100644
--- a/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java
+++ b/src/main/java/net/minecraft/world/entity/animal/horse/AbstractHorse.java
@@ -342,7 +342,15 @@ public abstract class AbstractHorse extends Animal implements ContainerListener,
     public void createInventory() {
         SimpleContainer inventorysubcontainer = this.inventory;
 
-        this.inventory = new SimpleContainer(this.getInventorySize(), (org.bukkit.entity.AbstractHorse) this.getBukkitEntity()); // CraftBukkit
+        // Paper start
+        this.inventory = new SimpleContainer(this.getInventorySize(), (org.bukkit.entity.AbstractHorse) this.getBukkitEntity()) // CraftBukkit
+        {
+            @Override
+            public org.bukkit.Location getLocation() {
+                return AbstractHorse.this.getBukkitEntity().getLocation();
+            }
+        };
+        // Paper end
         if (inventorysubcontainer != null) {
             inventorysubcontainer.removeListener(this);
             int i = Math.min(inventorysubcontainer.getContainerSize(), this.inventory.getContainerSize());
diff --git a/src/main/java/net/minecraft/world/inventory/BeaconMenu.java b/src/main/java/net/minecraft/world/inventory/BeaconMenu.java
index 335d0a85378c04dd466fafd42048b2474c815cb9..fb1d71143a0344432af9dc5c3085e217a2778f10 100644
--- a/src/main/java/net/minecraft/world/inventory/BeaconMenu.java
+++ b/src/main/java/net/minecraft/world/inventory/BeaconMenu.java
@@ -49,6 +49,12 @@ public class BeaconMenu extends AbstractContainerMenu {
             public int getMaxStackSize() {
                 return 1;
             }
+            // Paper start
+            @Override
+            public org.bukkit.Location getLocation() {
+                return context.getLocation();
+            }
+            // Paper end
         };
         checkContainerDataCount(propertyDelegate, 3);
         this.beaconData = propertyDelegate;
diff --git a/src/main/java/net/minecraft/world/inventory/MerchantContainer.java b/src/main/java/net/minecraft/world/inventory/MerchantContainer.java
index 083e50e27685f441ede4c75e913d671fe45d1d15..98cbcf67d8fdb1c80fb7ba8ba7734821e2818da6 100644
--- a/src/main/java/net/minecraft/world/inventory/MerchantContainer.java
+++ b/src/main/java/net/minecraft/world/inventory/MerchantContainer.java
@@ -65,7 +65,7 @@ public class MerchantContainer implements Container {
 
     @Override
     public Location getLocation() {
-        return (this.merchant instanceof Villager) ? ((Villager) this.merchant).getBukkitEntity().getLocation() : null;
+        return (this.merchant instanceof AbstractVillager) ? ((AbstractVillager) this.merchant).getBukkitEntity().getLocation() : null; // Paper
     }
     // CraftBukkit end