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Entity AddTo/RemoveFrom World Events

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These events will give plugins a reliable way to track every entity that is added
or removed from a world, so that one may always ensure they are in a desired state.
This commit is contained in:
Aikar 2016-03-28 20:33:10 -04:00
parent 030de0f42a
commit 22b248d631
2 changed files with 121 additions and 0 deletions
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92
Spigot-API-Patches/0029-Entity-AddTo-RemoveFrom-World-Events.patch Normal file
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@ -0,0 +1,92 @@
From 6fbe0184aa41dd325adc6415b01dda65b1b97c35 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 0000000..cc44c1d
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/entity/EntityAddToWorldEvent.java
@@ -0,0 +1,37 @@
+package com.destroystokyo.paper.event.entity;
+
+import org.bukkit.entity.Entity;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+
+/**
+ * Fired any time an entity is being added to the world for any reason.
+ *
+ * Not to be confused with {@link org.bukkit.event.entity.CreatureSpawnEvent}
+ * This will fire anytime a chunk is reloaded too.
+ */
+public class EntityAddToWorldEvent extends Event {
+
+ private final Entity entity;
+ public EntityAddToWorldEvent(Entity entity) {
+ this.entity = entity;
+ }
+
+ /**
+ * Gets the entity being added to the world
+ * @return
+ */
+ public Entity getEntity() {
+ return entity;
+ }
+
+ private static final HandlerList handlers = new HandlerList();
+
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+}
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 0000000..9b522ce
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/event/entity/EntityRemoveFromWorldEvent.java
@@ -0,0 +1,34 @@
+package com.destroystokyo.paper.event.entity;
+
+import org.bukkit.entity.Entity;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+
+/**
+ * Fired any time an entity is being removed from a world for any reason
+ */
+public class EntityRemoveFromWorldEvent extends Event {
+ private final Entity entity;
+
+ public EntityRemoveFromWorldEvent(Entity entity) {
+ this.entity = entity;
+ }
+
+ /**
+ * Gets the entity being removed from the world
+ * @return
+ */
+ public Entity getEntity() {
+ return entity;
+ }
+
+ private static final HandlerList handlers = new HandlerList();
+
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+}
--
2.7.4

29
Spigot-Server-Patches/0115-Entity-AddTo-RemoveFrom-World-Events.patch Normal file
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@ -0,0 +1,29 @@
From ba08cdb1b65264542221e56bf8178ec42ca2aeae Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 28 Mar 2016 20:32:58 -0400
Subject: [PATCH] Entity AddTo/RemoveFrom World Events
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index fcd7cd6..b1c78b5 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -1119,6 +1119,7 @@ public abstract class World implements IBlockAccess {
}
entity.valid = true; // CraftBukkit
+ new com.destroystokyo.paper.event.entity.EntityRemoveFromWorldEvent(entity.getBukkitEntity()); // Paper - fire while valid
}
protected void c(Entity entity) {
@@ -1126,6 +1127,7 @@ public abstract class World implements IBlockAccess {
((IWorldAccess) this.u.get(i)).b(entity);
}
+ new com.destroystokyo.paper.event.entity.EntityRemoveFromWorldEvent(entity.getBukkitEntity()); // Paper - fire while valid
entity.valid = false; // CraftBukkit
}
--
2.7.4