From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 28 Mar 2016 20:26:34 -0400
Subject: [PATCH] Entity AddTo/RemoveFrom World Events


diff --git a/src/main/java/com/destroystokyo/paper/event/entity/EntityAddToWorldEvent.java b/src/main/java/com/destroystokyo/paper/event/entity/EntityAddToWorldEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..1d8e3c93a139bba11affca74b742269f24300d2c
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/entity/EntityAddToWorldEvent.java
@@ -0,0 +1,45 @@
+package com.destroystokyo.paper.event.entity;
+
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.entity.CreatureSpawnEvent;
+import org.bukkit.event.entity.EntityEvent;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Fired any time an entity is being added to the world for any reason (including a chunk loading).
+ * <p>
+ * Not to be confused with {@link CreatureSpawnEvent}
+ */
+public class EntityAddToWorldEvent extends EntityEvent {
+
+    private static final HandlerList HANDLER_LIST = new HandlerList();
+
+    @NotNull private final World world;
+
+    @ApiStatus.Internal
+    public EntityAddToWorldEvent(@NotNull Entity entity, @NotNull World world) {
+        super(entity);
+        this.world = world;
+    }
+
+    /**
+     * @return The world that the entity is being added to
+     */
+    @NotNull
+    public World getWorld() {
+        return this.world;
+    }
+
+    @NotNull
+    public HandlerList getHandlers() {
+        return HANDLER_LIST;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return HANDLER_LIST;
+    }
+}
diff --git a/src/main/java/com/destroystokyo/paper/event/entity/EntityRemoveFromWorldEvent.java b/src/main/java/com/destroystokyo/paper/event/entity/EntityRemoveFromWorldEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..d75e6a8334c7408ea8c3f155414fc14dc427f190
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/entity/EntityRemoveFromWorldEvent.java
@@ -0,0 +1,43 @@
+package com.destroystokyo.paper.event.entity;
+
+import org.bukkit.World;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.entity.EntityEvent;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Fired any time an entity is being removed from a world for any reason (including a chunk unloading).
+ * Note: The entity is updated prior to this event being called, as such, the entity's world may not be equal to {@link #getWorld()}.
+ */
+public class EntityRemoveFromWorldEvent extends EntityEvent {
+
+    private static final HandlerList HANDLER_LIST = new HandlerList();
+
+    @NotNull private final World world;
+
+    @ApiStatus.Internal
+    public EntityRemoveFromWorldEvent(@NotNull Entity entity, @NotNull World world) {
+        super(entity);
+        this.world = world;
+    }
+
+    /**
+     * @return The world that the entity is being removed from
+     */
+    @NotNull
+    public World getWorld() {
+        return this.world;
+    }
+
+    @NotNull
+    public HandlerList getHandlers() {
+        return HANDLER_LIST;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return HANDLER_LIST;
+    }
+}