PaperMC/Spigot-Server-Patches/ExperienceOrbMergeEvent.patch
Aikar fda3e873f6 Ensure mobs don't spawn out of world border
this is originally what I thought #1333 was, but wasn't, but this is still valid fix
2018-09-17 21:50:02 -04:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 19 Dec 2017 22:57:26 -0500
Subject: [PATCH] ExperienceOrbMergeEvent
Fired when the server is about to merge 2 experience orbs
Plugins can cancel this if they want to ensure experience orbs do not lose important
metadata such as spawn reason, or conditionally move data from source to target.
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index f80f075287..7cf4a9c11e 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -0,0 +0,0 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
if (e instanceof EntityExperienceOrb) {
EntityExperienceOrb loopItem = (EntityExperienceOrb) e;
// Paper start
- if (!loopItem.dead && !(maxValue > 0 && loopItem.value >= maxValue)) {
+ if (!loopItem.dead && !(maxValue > 0 && loopItem.value >= maxValue) && new com.destroystokyo.paper.event.entity.ExperienceOrbMergeEvent((org.bukkit.entity.ExperienceOrb) entity.getBukkitEntity(), (org.bukkit.entity.ExperienceOrb) loopItem.getBukkitEntity()).callEvent()) {
long newTotal = (long)xp.value + (long)loopItem.value;
if ((int) newTotal < 0) continue; // Overflow
if (maxValue > 0 && newTotal > (long)maxValue) {
--