PaperMC/CraftBukkit-Patches/0019-Add-Custom-Timings-to-various-points.patch

From ef52fe6ba0830854af641e8e9355fc0a16f94c73 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Thu, 10 Jan 2013 00:18:11 -0500
Subject: [PATCH] Add Custom Timings to various points

---
 .../net/minecraft/server/ChunkProviderServer.java   |  4 ++++
 .../java/net/minecraft/server/EntityLiving.java     | 21 +++++++++++++++++++++
 .../java/net/minecraft/server/PlayerConnection.java |  7 +++++++
 src/main/java/net/minecraft/server/World.java       |  9 +++++++++
 src/main/java/net/minecraft/server/WorldServer.java |  4 ++++
 .../java/org/bukkit/event/WorldTimingsHandler.java  | 20 ++++++++++++++++++++
 6 files changed, 65 insertions(+)
 create mode 100644 src/main/java/org/bukkit/event/WorldTimingsHandler.java

diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index c0bab0f..279ba9e 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -15,6 +15,7 @@ import org.bukkit.craftbukkit.chunkio.ChunkIOExecutor;
 import org.bukkit.craftbukkit.util.LongHash;
 import org.bukkit.craftbukkit.util.LongHashSet;
 import org.bukkit.craftbukkit.util.LongObjectHashMap;
+import org.bukkit.event.CustomTimingsHandler;
 import org.bukkit.event.world.ChunkUnloadEvent;
 // CraftBukkit end
 
@@ -28,6 +29,7 @@ public class ChunkProviderServer implements IChunkProvider {
     public boolean forceChunkLoad = false; // true -> false
     public LongObjectHashMap<Chunk> chunks = new LongObjectHashMap<Chunk>();
     public WorldServer world;
+    static private CustomTimingsHandler syncChunkLoadTimer = new CustomTimingsHandler("syncChunkLoad"); // Spigot
     // CraftBukkit end
 
     public ChunkProviderServer(WorldServer worldserver, IChunkLoader ichunkloader, IChunkProvider ichunkprovider) {
@@ -103,6 +105,7 @@ public class ChunkProviderServer implements IChunkProvider {
         // CraftBukkit end
 
         if (chunk == null) {
+            syncChunkLoadTimer.startTiming(); // Spigot
             chunk = this.loadChunk(i, j);
             if (chunk == null) {
                 if (this.chunkProvider == null) {
@@ -141,6 +144,7 @@ public class ChunkProviderServer implements IChunkProvider {
             // CraftBukkit end
 
             chunk.a(this, this, i, j);
+            syncChunkLoadTimer.stopTiming(); // Spigot
         }
 
         // CraftBukkit start - If we didn't need to load the chunk run the callback now
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 7d2e633..b2481aa 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -8,6 +8,7 @@ import java.util.Random;
 
 // CraftBukkit start
 import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.event.CustomTimingsHandler;
 import org.bukkit.event.entity.EntityDamageByBlockEvent;
 import org.bukkit.event.entity.EntityDamageEvent;
 import org.bukkit.event.entity.EntityRegainHealthEvent;
@@ -110,6 +111,14 @@ public abstract class EntityLiving extends Entity {
     public int expToDrop = 0;
     public int maxAirTicks = 300;
     public int maxHealth = this.getMaxHealth();
+    // Spigot Start
+    public static CustomTimingsHandler timerEntityBaseTick = new CustomTimingsHandler("** entityBaseTick");
+    public static CustomTimingsHandler timerEntityAI = new CustomTimingsHandler("** entityAI");
+    public static CustomTimingsHandler timerEntityAIJump = new CustomTimingsHandler("** entityAIJump");
+    public static CustomTimingsHandler timerEntityAIMove = new CustomTimingsHandler("** entityAIMove");
+    public static CustomTimingsHandler timerEntityAILoot = new CustomTimingsHandler("** entityAILoot");
+    public static CustomTimingsHandler timerEntityTickRest = new CustomTimingsHandler("** entityTickRest");
+    // Spigot End
     // CraftBukkit end
 
     public EntityLiving(World world) {
@@ -505,6 +514,7 @@ public abstract class EntityLiving extends Entity {
     }
 
     public void j_() {
+        timerEntityBaseTick.startTiming(); // Spigot
         super.j_();
         if (!this.world.isStatic) {
             int i;
@@ -531,7 +541,9 @@ public abstract class EntityLiving extends Entity {
             }
         }
 
+        timerEntityBaseTick.stopTiming(); // Spigot
         this.c();
+        timerEntityTickRest.startTiming(); // Spigot
         double d0 = this.locX - this.lastX;
         double d1 = this.locZ - this.lastZ;
         float f = (float) (d0 * d0 + d1 * d1);
@@ -622,6 +634,7 @@ public abstract class EntityLiving extends Entity {
 
         this.world.methodProfiler.b();
         this.aD += f2;
+        timerEntityTickRest.stopTiming(); // Spigot
     }
 
     // CraftBukkit start - delegate so we can handle providing a reason for health being regained
@@ -1228,6 +1241,7 @@ public abstract class EntityLiving extends Entity {
     }
 
     public void c() {
+        timerEntityAI.startTiming(); // Spigot
         if (this.bV > 0) {
             --this.bV;
         }
@@ -1279,9 +1293,11 @@ public abstract class EntityLiving extends Entity {
                 this.az = this.yaw;
             }
         }
+        timerEntityAI.stopTiming(); // Spigot
 
         this.world.methodProfiler.b();
         this.world.methodProfiler.a("jump");
+        timerEntityAIJump.startTiming(); // Spigot
         if (this.bF) {
             if (!this.H() && !this.J()) {
                 if (this.onGround && this.bV == 0) {
@@ -1295,8 +1311,10 @@ public abstract class EntityLiving extends Entity {
             this.bV = 0;
         }
 
+        timerEntityAIJump.stopTiming(); // Spigot
         this.world.methodProfiler.b();
         this.world.methodProfiler.a("travel");
+        timerEntityAIMove.startTiming(); // Spigot
         this.bC *= 0.98F;
         this.bD *= 0.98F;
         this.bE *= 0.9F;
@@ -1305,6 +1323,7 @@ public abstract class EntityLiving extends Entity {
         this.aN *= this.bB();
         this.e(this.bC, this.bD);
         this.aN = f;
+        timerEntityAIMove.stopTiming(); // Spigot
         this.world.methodProfiler.b();
         this.world.methodProfiler.a("push");
         if (!this.world.isStatic) {
@@ -1313,6 +1332,7 @@ public abstract class EntityLiving extends Entity {
 
         this.world.methodProfiler.b();
         this.world.methodProfiler.a("looting");
+        timerEntityAILoot.startTiming(); // Spigot
         // CraftBukkit - Don't run mob pickup code on players
         if (!this.world.isStatic && !(this instanceof EntityPlayer) && this.canPickUpLoot && !this.bc && this.world.getGameRules().getBoolean("mobGriefing")) {
             List list = this.world.a(EntityItem.class, this.boundingBox.grow(1.0D, 0.0D, 1.0D));
@@ -1377,6 +1397,7 @@ public abstract class EntityLiving extends Entity {
             }
         }
 
+        timerEntityAILoot.stopTiming(); // Spigot
         this.world.methodProfiler.b();
     }
 
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 80656b2..9cdadf1 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -25,6 +25,7 @@ import org.bukkit.craftbukkit.util.Waitable;
 import org.bukkit.craftbukkit.entity.CraftPlayer;
 import org.bukkit.craftbukkit.event.CraftEventFactory;
 import org.bukkit.entity.Player;
+import org.bukkit.event.CustomTimingsHandler;
 import org.bukkit.event.Event;
 import org.bukkit.event.block.Action;
 import org.bukkit.event.block.SignChangeEvent;
@@ -67,6 +68,7 @@ public class PlayerConnection extends Connection {
     private double q;
     public boolean checkMovement = true; // CraftBukkit - private -> public
     private IntHashMap s = new IntHashMap();
+    static private CustomTimingsHandler playerCommandTimer = new CustomTimingsHandler("playerCommand"); // Spigot
 
     public PlayerConnection(MinecraftServer minecraftserver, INetworkManager inetworkmanager, EntityPlayer entityplayer) {
         this.minecraftServer = minecraftserver;
@@ -975,6 +977,7 @@ public class PlayerConnection extends Connection {
     // CraftBukkit end
 
     private void handleCommand(String s) {
+        playerCommandTimer.startTiming(); // Spigot
         // CraftBukkit start
         CraftPlayer player = this.getPlayer();
 
@@ -982,19 +985,23 @@ public class PlayerConnection extends Connection {
         this.server.getPluginManager().callEvent(event);
 
         if (event.isCancelled()) {
+            playerCommandTimer.stopTiming(); // Spigot
             return;
         }
 
         try {
             if (server.logCommands) logger.info(event.getPlayer().getName() + " issued server command: " + event.getMessage()); // Spigot
             if (this.server.dispatchCommand(event.getPlayer(), event.getMessage().substring(1))) {
+                playerCommandTimer.stopTiming(); // Spigot
                 return;
             }
         } catch (org.bukkit.command.CommandException ex) {
             player.sendMessage(org.bukkit.ChatColor.RED + "An internal error occurred while attempting to perform this command");
             Logger.getLogger(PlayerConnection.class.getName()).log(Level.SEVERE, null, ex);
+            playerCommandTimer.stopTiming(); // Spigot
             return;
         }
+        playerCommandTimer.stopTiming(); // Spigot
         // CraftBukkit end
 
         /* CraftBukkit start - No longer needed as we have already handled it in server.dispatchServerCommand above.
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index e28aa00..3c6adb6 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -14,6 +14,7 @@ import java.util.concurrent.Callable;
 import org.bukkit.Bukkit;
 import org.bukkit.craftbukkit.util.LongHashSet;
 import org.bukkit.craftbukkit.util.UnsafeList;
+import org.bukkit.event.WorldTimingsHandler;
 import org.bukkit.generator.ChunkGenerator;
 import org.bukkit.craftbukkit.CraftServer;
 import org.bukkit.craftbukkit.CraftWorld;
@@ -114,6 +115,7 @@ public abstract class World implements IBlockAccess {
     final Object chunkLock = new Object();
     private byte chunkTickRadius;
 
+    public WorldTimingsHandler timings; // Spigot
     public CraftWorld getWorld() {
         return this.world;
     }
@@ -193,6 +195,7 @@ public abstract class World implements IBlockAccess {
         this.a();
 
         this.getServer().addWorld(this.world); // CraftBukkit
+        timings = new WorldTimingsHandler(this); // Spigot
     }
 
     protected abstract IChunkProvider j();
@@ -1207,6 +1210,7 @@ public abstract class World implements IBlockAccess {
         CrashReport crashreport;
         CrashReportSystemDetails crashreportsystemdetails;
 
+        timings.entityBaseTick.startTiming(); // Spigot
         for (i = 0; i < this.i.size(); ++i) {
             entity = (Entity) this.i.get(i);
             // CraftBukkit start - fixed an NPE, don't process entities in chunks queued for unload
@@ -1261,7 +1265,9 @@ public abstract class World implements IBlockAccess {
 
         this.f.clear();
         this.methodProfiler.c("regular");
+        timings.entityBaseTick.stopTiming(); // Spigot
 
+        timings.entityTick.startTiming(); // Spigot
         for (i = 0; i < this.entityList.size(); ++i) {
             entity = (Entity) this.entityList.get(i);
 
@@ -1314,7 +1320,9 @@ public abstract class World implements IBlockAccess {
             this.methodProfiler.b();
         }
 
+        timings.entityTick.stopTiming(); // Spigot
         this.methodProfiler.c("tileEntities");
+        timings.tileEntityTick.startTiming(); // Spigot
         this.M = true;
         Iterator iterator = this.tileEntityList.iterator();
 
@@ -1393,6 +1401,7 @@ public abstract class World implements IBlockAccess {
             this.a.clear();
         }
 
+        timings.tileEntityTick.stopTiming(); // Spigot
         this.methodProfiler.b();
         this.methodProfiler.b();
     }
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index 6e5434b..fdb3fc7 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -157,9 +157,12 @@ public class WorldServer extends World implements org.bukkit.BlockChangeDelegate
         // CraftBukkit start - Only call spawner if we have players online and the world allows for mobs or animals
         long time = this.worldData.getTime();
         if (this.getGameRules().getBoolean("doMobSpawning") && (this.allowMonsters || this.allowAnimals) && (this instanceof WorldServer && this.players.size() > 0)) {
+            timings.mobSpawn.startTiming(); // Spigot
             SpawnerCreature.spawnEntities(this, this.allowMonsters && (this.ticksPerMonsterSpawns != 0 && time % this.ticksPerMonsterSpawns == 0L), this.allowAnimals && (this.ticksPerAnimalSpawns != 0 && time % this.ticksPerAnimalSpawns == 0L), this.worldData.getTime() % 400L == 0L);
+            timings.mobSpawn.stopTiming(); // Spigot
         }
         // CraftBukkit end
+        timings.doTickRest.startTiming(); // Spigot
         this.getWorld().processChunkGC();   // Spigot
         this.methodProfiler.c("chunkSource");
         this.chunkProvider.unloadChunks();
@@ -187,6 +190,7 @@ public class WorldServer extends World implements org.bukkit.BlockChangeDelegate
         this.V();
 
         this.getWorld().processChunkGC(); // CraftBukkit
+        timings.doTickRest.stopTiming(); // Spigot
     }
 
     public BiomeMeta a(EnumCreatureType enumcreaturetype, int i, int j, int k) {
diff --git a/src/main/java/org/bukkit/event/WorldTimingsHandler.java b/src/main/java/org/bukkit/event/WorldTimingsHandler.java
new file mode 100644
index 0000000..bb0c191
--- /dev/null
+++ b/src/main/java/org/bukkit/event/WorldTimingsHandler.java
@@ -0,0 +1,20 @@
+package org.bukkit.event;
+
+import net.minecraft.server.World;
+
+public class WorldTimingsHandler {
+    public CustomTimingsHandler mobSpawn;
+    public CustomTimingsHandler doTickRest;
+    public CustomTimingsHandler entityBaseTick;
+    public CustomTimingsHandler entityTick;
+    public CustomTimingsHandler tileEntityTick;
+    public WorldTimingsHandler(World server) {
+        String name = server.worldData.getName() +" - ";
+
+        mobSpawn       = new CustomTimingsHandler(name + "mobSpawn");
+        doTickRest     = new CustomTimingsHandler(name + "doTickRest");
+        entityBaseTick = new CustomTimingsHandler(name + "entityBaseTick");
+        entityTick     = new CustomTimingsHandler(name + "entityTick");
+        tileEntityTick = new CustomTimingsHandler(name + "tileEntityTick");
+    }
+}
-- 
1.8.1-rc2