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Paper-Old/Spigot-Server-Patches/0150-Optimize-UserCache-Thread-Safe.patch
Zach Brown c03e56be67
Remove use-hopper-check functionality that we restored
Our improved hopper checking system should provide a better benefit without
as many vanilla behavior issues.
2016-07-16 20:18:38 -05:00

101 Zeilen
3.6 KiB
Diff

From 5a0164ee5a2819b509ad6848ec7aeac438d7f95f Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 16 May 2016 20:47:41 -0400
Subject: [PATCH] Optimize UserCache / Thread Safe
Because Techable keeps complaining about how this isn't thread safe,
easier to do this than replace the entire thing.
Additionally, move Saving of the User cache to be done async, incase
the user never changed the default setting for Spigot's save on stop only.
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 0ebc566..b771d3d 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -500,7 +500,7 @@ public abstract class MinecraftServer implements Runnable, ICommandListener, IAs
// Spigot start
if (org.spigotmc.SpigotConfig.saveUserCacheOnStopOnly) {
LOGGER.info("Saving usercache.json");
- this.X.c();
+ this.X.c(false); // Paper
}
// Spigot end
}
diff --git a/src/main/java/net/minecraft/server/UserCache.java b/src/main/java/net/minecraft/server/UserCache.java
index ccfc755..989758c 100644
--- a/src/main/java/net/minecraft/server/UserCache.java
+++ b/src/main/java/net/minecraft/server/UserCache.java
@@ -108,7 +108,7 @@ public class UserCache {
this.a(gameprofile, (Date) null);
}
- private void a(GameProfile gameprofile, Date date) {
+ private synchronized void a(GameProfile gameprofile, Date date) { // Paper - synchronize
UUID uuid = gameprofile.getId();
if (date == null) {
@@ -122,8 +122,9 @@ public class UserCache {
String s = gameprofile.getName().toLowerCase(Locale.ROOT);
UserCache.UserCacheEntry usercache_usercacheentry = new UserCache.UserCacheEntry(gameprofile, date, null);
- if (this.e.containsKey(uuid)) {
+ //if (this.e.containsKey(uuid)) { // Paper
UserCache.UserCacheEntry usercache_usercacheentry1 = (UserCache.UserCacheEntry) this.e.get(uuid);
+ if (usercache_usercacheentry1 != null) { // Paper
this.d.remove(usercache_usercacheentry1.a().getName().toLowerCase(Locale.ROOT));
this.f.remove(gameprofile);
@@ -136,7 +137,7 @@ public class UserCache {
}
@Nullable
- public GameProfile getProfile(String s) {
+ public synchronized GameProfile getProfile(String s) { // Paper - synchronize
String s1 = s.toLowerCase(Locale.ROOT);
UserCache.UserCacheEntry usercache_usercacheentry = (UserCache.UserCacheEntry) this.d.get(s1);
@@ -165,7 +166,7 @@ public class UserCache {
return usercache_usercacheentry == null ? null : usercache_usercacheentry.a();
}
- public String[] a() {
+ public synchronized String[] a() { // Paper - synchronize
ArrayList arraylist = Lists.newArrayList(this.d.keySet());
return (String[]) arraylist.toArray(new String[arraylist.size()]);
@@ -227,8 +228,15 @@ public class UserCache {
}
+ // Paper start
public void c() {
+ c(true);
+ }
+ public void c(boolean asyncSave) {
+ // Paper end
String s = this.b.toJson(this.a(org.spigotmc.SpigotConfig.userCacheCap));
+ Runnable save = () -> {
+
BufferedWriter bufferedwriter = null;
try {
@@ -242,6 +250,14 @@ public class UserCache {
} finally {
IOUtils.closeQuietly(bufferedwriter);
}
+ // Paper start
+ };
+ if (asyncSave) {
+ MCUtil.scheduleAsyncTask(save);
+ } else {
+ save.run();
+ }
+ // Paper end
}
--
2.9.0