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Additions to the async operation catching patch.

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By: md_5 <md_5@live.com.au>
This commit is contained in:
Spigot
2013-03-23 18:27:02 +11:00
parent 15d914dbf0
commit df6fa740d6
6 changed files with 98 additions and 35 deletions
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79
CraftBukkit-Patches/0005-Async-Operation-Catching.patch
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@@ -1,23 +1,86 @@
From 67cddbc9856c267a110cf7531b8fde518e327613 Mon Sep 17 00:00:00 2001
From c4e48c299169a97a90a6d75871c39c6998a39cb9 Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Thu, 7 Mar 2013 20:12:46 +1100
Subject: [PATCH] Async Operation Catching
Catch and throw an exception when a potentially unsafe operation occurs on a thread other than the main server thread.
---
src/main/java/net/minecraft/server/EntityTracker.java | 2 ++
src/main/java/net/minecraft/server/EntityTrackerEntry.java | 2 ++
src/main/java/net/minecraft/server/World.java | 2 ++
src/main/java/org/bukkit/craftbukkit/CraftWorld.java | 3 +++
src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java | 1 +
2 files changed, 4 insertions(+)
5 files changed, 10 insertions(+)
diff --git a/src/main/java/net/minecraft/server/EntityTracker.java b/src/main/java/net/minecraft/server/EntityTracker.java
index 4de1273..db62084 100644
--- a/src/main/java/net/minecraft/server/EntityTracker.java
+++ b/src/main/java/net/minecraft/server/EntityTracker.java
@@ -89,6 +89,7 @@ public class EntityTracker {
}
public void addEntity(Entity entity, int i, int j, boolean flag) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous entity track!"); // Spigot
if (i > this.d) {
i = this.d;
}
@@ -124,6 +125,7 @@ public class EntityTracker {
}
public void untrackEntity(Entity entity) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous entity untrack!"); // Spigot
if (entity instanceof EntityPlayer) {
EntityPlayer entityplayer = (EntityPlayer) entity;
Iterator iterator = this.b.iterator();
diff --git a/src/main/java/net/minecraft/server/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
index ae9ed52..9c014ca 100644
--- a/src/main/java/net/minecraft/server/EntityTrackerEntry.java
+++ b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
@@ -286,6 +286,7 @@ public class EntityTrackerEntry {
}
public void updatePlayer(EntityPlayer entityplayer) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous player tracker update!"); // Spigot
if (entityplayer != this.tracker) {
double d0 = entityplayer.locX - (double) (this.xLoc / 32);
double d1 = entityplayer.locZ - (double) (this.zLoc / 32);
@@ -470,6 +471,7 @@ public class EntityTrackerEntry {
}
public void clear(EntityPlayer entityplayer) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous player tracker clear!"); // Spigot
if (this.trackedPlayers.contains(entityplayer)) {
this.trackedPlayers.remove(entityplayer);
entityplayer.removeQueue.add(Integer.valueOf(this.tracker.id));
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 0c378e7..4518acc 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -919,6 +919,7 @@ public abstract class World implements IBlockAccess {
}
public boolean addEntity(Entity entity, SpawnReason spawnReason) { // Changed signature, added SpawnReason
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous entity add!"); // Spigot
if (entity == null) return false;
// CraftBukkit end
@@ -1025,6 +1026,7 @@ public abstract class World implements IBlockAccess {
}
public void removeEntity(Entity entity) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous entity remove!"); // Spigot
entity.die();
if (entity instanceof EntityHuman) {
this.players.remove(entity);
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 9343d46..b569dc4 100644
index 9343d46..e3732a0 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -232,6 +232,7 @@ public class CraftWorld implements World {
}
public boolean unloadChunkRequest(int x, int z, boolean safe) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous chunk unload!");
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous chunk unload!"); // Spigot
if (safe && isChunkInUse(x, z)) {
return false;
}
@@ -25,7 +88,7 @@ index 9343d46..b569dc4 100644
}
public boolean unloadChunk(int x, int z, boolean save, boolean safe) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous chunk unload!");
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous chunk unload!"); // Spigot
if (safe && isChunkInUse(x, z)) {
return false;
}
@@ -33,19 +96,19 @@ index 9343d46..b569dc4 100644
}
public boolean loadChunk(int x, int z, boolean generate) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous chunk load!");
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous chunk load!"); // Spigot
chunkLoadCount++;
if (generate) {
// Use the default variant of loadChunk when generate == true.
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 70111e7..59e63ef 100644
index 70111e7..f026c45 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -213,6 +213,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
public void kickPlayer(String message) {
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous player kick!");
+ if (Thread.currentThread() != MinecraftServer.getServer().primaryThread) throw new IllegalStateException("Asynchronous player kick!"); // Spigot
if (getHandle().playerConnection == null) return;
getHandle().playerConnection.disconnect(message == null ? "" : message);