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Only set despawnTimer for Wandering Traders spawned by MobSpawnerTrader (#5391)

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Upstream recently broke this when they exposed despawnTimer to API.
This commit is contained in:
Jason Penilla 2021-03-19 16:19:28 -07:00
parent 6d452f1f7f
commit 786afba088
1 changed files with 58 additions and 0 deletions
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58
Spigot-Server-Patches/Only-set-despawnTimer-for-Wandering-Traders-spawned-.patch Normal file
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@ -0,0 +1,58 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Date: Fri, 19 Mar 2021 16:07:21 -0700
Subject: [PATCH] Only set despawnTimer for Wandering Traders spawned by
MobSpawnerTrader
diff --git a/src/main/java/net/minecraft/world/entity/EntityTypes.java b/src/main/java/net/minecraft/world/entity/EntityTypes.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/EntityTypes.java
+++ b/src/main/java/net/minecraft/world/entity/EntityTypes.java
@@ -0,0 +0,0 @@ public class EntityTypes<T extends Entity> {
@Nullable
public T spawnCreature(WorldServer worldserver, @Nullable NBTTagCompound nbttagcompound, @Nullable IChatBaseComponent ichatbasecomponent, @Nullable EntityHuman entityhuman, BlockPosition blockposition, EnumMobSpawn enummobspawn, boolean flag, boolean flag1, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason) {
+ // Paper start - add consumer to modify entity before spawn
+ return this.spawnCreature(worldserver, nbttagcompound, ichatbasecomponent, entityhuman, blockposition, enummobspawn, flag, flag1, spawnReason, null);
+ }
+ @Nullable
+ public T spawnCreature(WorldServer worldserver, @Nullable NBTTagCompound nbttagcompound, @Nullable IChatBaseComponent ichatbasecomponent, @Nullable EntityHuman entityhuman, BlockPosition blockposition, EnumMobSpawn enummobspawn, boolean flag, boolean flag1, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason, @Nullable java.util.function.Consumer<T> op) {
+ // Paper end
// Paper start - Call PreCreatureSpawnEvent
org.bukkit.entity.EntityType type = org.bukkit.entity.EntityType.fromName(EntityTypes.getName(this).getKey());
if (type != null) {
@@ -0,0 +0,0 @@ public class EntityTypes<T extends Entity> {
}
// Paper end
T t0 = this.createCreature(worldserver, nbttagcompound, ichatbasecomponent, entityhuman, blockposition, enummobspawn, flag, flag1);
+ if (t0 != null && op != null) op.accept(t0); // Paper
if (t0 != null) {
worldserver.addAllEntities(t0, spawnReason);
diff --git a/src/main/java/net/minecraft/world/entity/npc/EntityVillagerTrader.java b/src/main/java/net/minecraft/world/entity/npc/EntityVillagerTrader.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/npc/EntityVillagerTrader.java
+++ b/src/main/java/net/minecraft/world/entity/npc/EntityVillagerTrader.java
@@ -0,0 +0,0 @@ public class EntityVillagerTrader extends EntityVillagerAbstract {
public EntityVillagerTrader(EntityTypes<? extends EntityVillagerTrader> entitytypes, World world) {
super(entitytypes, world);
this.attachedToPlayer = true;
- this.setDespawnDelay(48000); // CraftBukkit - set default from MobSpawnerTrader
+ //this.setDespawnDelay(48000); // CraftBukkit - set default from MobSpawnerTrader // Paper - move back to MobSpawnerTrader - Vanilla behavior is that only traders spawned by it have this value set.
}
@Override
diff --git a/src/main/java/net/minecraft/world/entity/npc/MobSpawnerTrader.java b/src/main/java/net/minecraft/world/entity/npc/MobSpawnerTrader.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/npc/MobSpawnerTrader.java
+++ b/src/main/java/net/minecraft/world/entity/npc/MobSpawnerTrader.java
@@ -0,0 +0,0 @@ public class MobSpawnerTrader implements MobSpawner {
return false;
}
- EntityVillagerTrader entityvillagertrader = (EntityVillagerTrader) EntityTypes.WANDERING_TRADER.spawnCreature(worldserver, (NBTTagCompound) null, (IChatBaseComponent) null, (EntityHuman) null, blockposition2, EnumMobSpawn.EVENT, false, false, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.NATURAL); // CraftBukkit
+ EntityVillagerTrader entityvillagertrader = EntityTypes.WANDERING_TRADER.spawnCreature(worldserver, null, null, null, blockposition2, EnumMobSpawn.EVENT, false, false, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.NATURAL, trader -> trader.setDespawnDelay(48000)); // CraftBukkit // Paper - set despawnTimer before spawn events called
if (entityvillagertrader != null) {
for (int i = 0; i < 2; ++i) {