Paper/Spigot-Server-Patches/0074-Only-process-BlockPhysicsEvent-if-a-plugin-has-a-lis.patch
Aikar 57dd397155
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
b999860d SPIGOT-2304: Add LootGenerateEvent

CraftBukkit Changes:
77fd87e4 SPIGOT-2304: Implement LootGenerateEvent
a1a705ee SPIGOT-5566: Doused campfires & fires should call EntityChangeBlockEvent
41712edd SPIGOT-5707: PersistentDataHolder not Persistent on API dropped Item
2020-05-01 18:03:57 -04:00

83 lines
5.6 KiB
Diff

From 502e755dbee48a834cc2ec9b4365733b22f5db62 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 28 Mar 2016 19:55:45 -0400
Subject: [PATCH] Only process BlockPhysicsEvent if a plugin has a listener
Saves on some object allocation and processing when no plugin listens to this
diff --git a/src/main/java/net/minecraft/server/BlockPlant.java b/src/main/java/net/minecraft/server/BlockPlant.java
index ed1da4f4ba..a6891b9fa7 100644
--- a/src/main/java/net/minecraft/server/BlockPlant.java
+++ b/src/main/java/net/minecraft/server/BlockPlant.java
@@ -16,7 +16,7 @@ public class BlockPlant extends Block {
public IBlockData updateState(IBlockData iblockdata, EnumDirection enumdirection, IBlockData iblockdata1, GeneratorAccess generatoraccess, BlockPosition blockposition, BlockPosition blockposition1) {
// CraftBukkit start
if (!iblockdata.canPlace(generatoraccess, blockposition)) {
- if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(generatoraccess, blockposition).isCancelled()) {
+ if (!(generatoraccess instanceof WorldServer && ((WorldServer) generatoraccess).hasPhysicsEvent) || !org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(generatoraccess, blockposition).isCancelled()) { // Paper
return Blocks.AIR.getBlockData();
}
}
diff --git a/src/main/java/net/minecraft/server/BlockTallPlant.java b/src/main/java/net/minecraft/server/BlockTallPlant.java
index 42e86881bd..6cdce11581 100644
--- a/src/main/java/net/minecraft/server/BlockTallPlant.java
+++ b/src/main/java/net/minecraft/server/BlockTallPlant.java
@@ -55,7 +55,7 @@ public class BlockTallPlant extends BlockPlant {
@Override
public void a(World world, BlockPosition blockposition, IBlockData iblockdata, EntityHuman entityhuman) {
// CraftBukkit start
- if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) {
+ if (((WorldServer)world).hasPhysicsEvent && org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) { // Paper
return;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 11f81ab364..773f93edb7 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1147,6 +1147,7 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
while (iterator.hasNext()) {
WorldServer worldserver = (WorldServer) iterator.next();
+ worldserver.hasPhysicsEvent = org.bukkit.event.block.BlockPhysicsEvent.getHandlerList().getRegisteredListeners().length > 0; // Paper
if (true || worldserver.worldProvider.getDimensionManager() == DimensionManager.OVERWORLD || this.getAllowNether()) { // CraftBukkit
this.methodProfiler.a(() -> {
return worldserver.getWorldData().getName() + " " + IRegistry.DIMENSION_TYPE.getKey(worldserver.worldProvider.getDimensionManager());
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 6b1ff8f64f..1edd030865 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -369,7 +369,7 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
// CraftBukkit start
iblockdata1.b(this, blockposition, j); // Don't call an event for the old block to limit event spam
CraftWorld world = ((WorldServer) this).getWorld();
- if (world != null) {
+ if (world != null && ((WorldServer)this).hasPhysicsEvent) { // Paper
BlockPhysicsEvent event = new BlockPhysicsEvent(world.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftBlockData.fromData(iblockdata));
this.getServer().getPluginManager().callEvent(event);
@@ -481,7 +481,7 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
try {
// CraftBukkit start
CraftWorld world = ((WorldServer) this).getWorld();
- if (world != null) {
+ if (world != null && ((WorldServer)this).hasPhysicsEvent) { // Paper
BlockPhysicsEvent event = new BlockPhysicsEvent(world.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftBlockData.fromData(iblockdata), world.getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ()));
this.getServer().getPluginManager().callEvent(event);
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index 96ed2da1f8..9d0edf5382 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -75,6 +75,7 @@ public class WorldServer extends World {
// CraftBukkit start
private int tickPosition;
+ boolean hasPhysicsEvent = true; // Paper
// Add env and gen to constructor
public WorldServer(MinecraftServer minecraftserver, Executor executor, WorldNBTStorage worldnbtstorage, WorldData worlddata, DimensionManager dimensionmanager, GameProfilerFiller gameprofilerfiller, WorldLoadListener worldloadlistener, org.bukkit.World.Environment env, org.bukkit.generator.ChunkGenerator gen) {
--
2.26.2