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7b0c576798
Allows us much greater control over the Spigot portion of the code and makes us more "proper" Credit to @Dmck2b for originally passing the idea along a while back
174 lines
7.3 KiB
Diff
174 lines
7.3 KiB
Diff
From c6bf2543497edffe85c9abe224cdc241d9b3e53e Mon Sep 17 00:00:00 2001
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From: md_5 <git@md-5.net>
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Date: Tue, 25 Mar 2014 16:10:01 +1100
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Subject: [PATCH] Async Operation Catching
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Catch and throw an exception when a potentially unsafe operation occurs on a thread other than the main server thread.
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diff --git a/src/main/java/net/minecraft/server/Block.java b/src/main/java/net/minecraft/server/Block.java
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index c043b9a..0893a6f 100644
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--- a/src/main/java/net/minecraft/server/Block.java
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+++ b/src/main/java/net/minecraft/server/Block.java
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@@ -433,9 +433,13 @@ public class Block {
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return 10;
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}
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- public void onPlace(World world, int i, int j, int k) {}
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+ public void onPlace(World world, int i, int j, int k) {
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+ org.spigotmc.AsyncCatcher.catchOp( "block onPlace"); // Spigot
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+ }
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- public void remove(World world, int i, int j, int k, Block block, int l) {}
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+ public void remove(World world, int i, int j, int k, Block block, int l) {
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+ org.spigotmc.AsyncCatcher.catchOp( "block remove"); // Spigot
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+ }
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public int a(Random random) {
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return 1;
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diff --git a/src/main/java/net/minecraft/server/EntityTracker.java b/src/main/java/net/minecraft/server/EntityTracker.java
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index 1af0e67..70b0181 100644
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--- a/src/main/java/net/minecraft/server/EntityTracker.java
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+++ b/src/main/java/net/minecraft/server/EntityTracker.java
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@@ -91,6 +91,7 @@ public class EntityTracker {
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}
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public void addEntity(Entity entity, int i, int j, boolean flag) {
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+ org.spigotmc.AsyncCatcher.catchOp( "entity track"); // Spigot
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if (i > this.e) {
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i = this.e;
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}
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@@ -125,6 +126,7 @@ public class EntityTracker {
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}
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public void untrackEntity(Entity entity) {
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+ org.spigotmc.AsyncCatcher.catchOp( "entity untrack"); // Spigot
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if (entity instanceof EntityPlayer) {
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EntityPlayer entityplayer = (EntityPlayer) entity;
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Iterator iterator = this.c.iterator();
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diff --git a/src/main/java/net/minecraft/server/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
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index 0cf9ad5..f654d58 100644
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--- a/src/main/java/net/minecraft/server/EntityTrackerEntry.java
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+++ b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
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@@ -299,6 +299,7 @@ public class EntityTrackerEntry {
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}
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public void updatePlayer(EntityPlayer entityplayer) {
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+ org.spigotmc.AsyncCatcher.catchOp( "player tracker update"); // Spigot
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if (entityplayer != this.tracker) {
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double d0 = entityplayer.locX - (double) (this.xLoc / 32);
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double d1 = entityplayer.locZ - (double) (this.zLoc / 32);
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@@ -515,6 +516,7 @@ public class EntityTrackerEntry {
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}
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public void clear(EntityPlayer entityplayer) {
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+ org.spigotmc.AsyncCatcher.catchOp( "player tracker clear"); // Spigot
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if (this.trackedPlayers.contains(entityplayer)) {
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this.trackedPlayers.remove(entityplayer);
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entityplayer.d(this.tracker);
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diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
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index dcc87e8..d12ef7a 100644
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--- a/src/main/java/net/minecraft/server/World.java
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+++ b/src/main/java/net/minecraft/server/World.java
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@@ -979,6 +979,7 @@ public abstract class World implements IBlockAccess {
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}
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public boolean addEntity(Entity entity, SpawnReason spawnReason) { // Changed signature, added SpawnReason
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+ org.spigotmc.AsyncCatcher.catchOp( "entity add"); // Spigot
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if (entity == null) return false;
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// CraftBukkit end
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@@ -1086,6 +1087,7 @@ public abstract class World implements IBlockAccess {
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}
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public void removeEntity(Entity entity) {
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+ org.spigotmc.AsyncCatcher.catchOp( "entity remove"); // Spigot
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entity.die();
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if (entity instanceof EntityHuman) {
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this.players.remove(entity);
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@@ -2466,6 +2468,7 @@ public abstract class World implements IBlockAccess {
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}
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public void a(List list) {
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+ org.spigotmc.AsyncCatcher.catchOp( "entity world add"); // Spigot
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// CraftBukkit start
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// this.entityList.addAll(list);
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Entity entity = null;
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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index 7112c77..c76c3d3 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
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@@ -162,6 +162,7 @@ public class CraftWorld implements World {
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}
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public boolean unloadChunkRequest(int x, int z, boolean safe) {
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+ org.spigotmc.AsyncCatcher.catchOp( "chunk unload"); // Spigot
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if (safe && isChunkInUse(x, z)) {
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return false;
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}
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@@ -172,6 +173,7 @@ public class CraftWorld implements World {
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}
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public boolean unloadChunk(int x, int z, boolean save, boolean safe) {
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+ org.spigotmc.AsyncCatcher.catchOp( "chunk unload"); // Spigot
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if (safe && isChunkInUse(x, z)) {
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return false;
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}
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@@ -239,6 +241,7 @@ public class CraftWorld implements World {
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}
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public boolean loadChunk(int x, int z, boolean generate) {
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+ org.spigotmc.AsyncCatcher.catchOp( "chunk load"); // Spigot
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chunkLoadCount++;
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if (generate) {
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// Use the default variant of loadChunk when generate == true.
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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index 6493ce7..8b599f2 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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@@ -238,6 +238,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
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@Override
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public void kickPlayer(String message) {
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+ org.spigotmc.AsyncCatcher.catchOp( "player kick"); // Spigot
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if (getHandle().playerConnection == null) return;
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getHandle().playerConnection.disconnect(message == null ? "" : message);
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diff --git a/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java b/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java
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index 87259f1..295aed2 100644
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--- a/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java
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+++ b/src/main/java/org/bukkit/craftbukkit/scoreboard/CraftScoreboardManager.java
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@@ -42,6 +42,7 @@ public final class CraftScoreboardManager implements ScoreboardManager {
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}
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public CraftScoreboard getNewScoreboard() {
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+ org.spigotmc.AsyncCatcher.catchOp( "scoreboard creation"); // Spigot
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CraftScoreboard scoreboard = new CraftScoreboard(new ScoreboardServer(server));
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scoreboards.add(scoreboard);
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return scoreboard;
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diff --git a/src/main/java/org/spigotmc/AsyncCatcher.java b/src/main/java/org/spigotmc/AsyncCatcher.java
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new file mode 100644
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index 0000000..4b3aa85
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--- /dev/null
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+++ b/src/main/java/org/spigotmc/AsyncCatcher.java
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@@ -0,0 +1,17 @@
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+package org.spigotmc;
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+
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+import net.minecraft.server.MinecraftServer;
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+
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+public class AsyncCatcher
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+{
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+
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+ public static boolean enabled = true;
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+
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+ public static void catchOp(String reason)
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+ {
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+ if ( enabled && Thread.currentThread() != MinecraftServer.getServer().primaryThread )
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+ {
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+ throw new IllegalStateException( "Asynchronous " + reason + "!" );
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+ }
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+ }
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+}
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--
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1.9.1
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