From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: LemonCaramel <admin@caramel.moe>
Date: Sun, 24 Sep 2023 20:19:44 +0900
Subject: [PATCH] Fix UnsafeValues#loadAdvancement
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index 4d66a9f24d718de4c6862b20ccb7240332523db4..6b31f88803041c75023a2c99bdc1efd902f0205c 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -319,7 +319,17 @@ public final class CraftMagicNumbers implements UnsafeValues {
JsonObject jsonobject = GsonHelper.convertToJsonObject(jsonelement, "advancement");
net.minecraft.advancements.Advancement nms = net.minecraft.advancements.Advancement.fromJson(jsonobject, new DeserializationContext(minecraftkey, MinecraftServer.getServer().getLootData()));
if (nms != null) {
- MinecraftServer.getServer().getAdvancements().advancements.put(minecraftkey, new AdvancementHolder(minecraftkey, nms));
+ // Paper start - Fix throw UnsupportedOperationException
+ //MinecraftServer.getServer().getAdvancements().advancements.put(minecraftkey, new AdvancementHolder(minecraftkey, nms));
+ final com.google.common.collect.ImmutableMap.Builder<ResourceLocation, AdvancementHolder> mapBuilder = com.google.common.collect.ImmutableMap.builder();
+ mapBuilder.putAll(MinecraftServer.getServer().getAdvancements().advancements);
+
+ final AdvancementHolder holder = new AdvancementHolder(minecraftkey, nms);
+ mapBuilder.put(minecraftkey, holder);
+ MinecraftServer.getServer().getAdvancements().advancements = mapBuilder.build();
+ MinecraftServer.getServer().getAdvancements().tree().addAll(List.of(holder));
+ // Paper end - Fix throw UnsupportedOperationException
Advancement bukkit = Bukkit.getAdvancement(key);
if (bukkit != null) {