Paper/patches/server/0126-Enforce-Sync-Player-Saves.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 7 Jan 2017 15:41:58 -0500
Subject: [PATCH] Enforce Sync Player Saves
Saving players async is extremely dangerous. This will force it to main
the same way we handle async chunk loads.
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
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index e4ebac252ac25bd51acfc6a0e9513c96ef4cfd95..79290edb6014027e1ceb34f21ee9f1220fe74784 100644
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--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -1036,11 +1036,13 @@ public abstract class PlayerList {
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}
public void saveAll() {
+ net.minecraft.server.MCUtil.ensureMain("Save Players" , () -> { // Paper - Ensure main
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MinecraftTimings.savePlayers.startTiming(); // Paper
for (int i = 0; i < this.players.size(); ++i) {
- this.save((ServerPlayer) this.players.get(i));
+ this.save(this.players.get(i));
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}
MinecraftTimings.savePlayers.stopTiming(); // Paper
+ return null; }); // Paper - ensure main
}
public UserWhiteList getWhiteList() {