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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Abel <abelvanhulst@gmail.com>
Date: Tue, 12 Nov 2024 22:25:20 +0100
Subject: [PATCH] API to allow/disallow tick sleeping
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 5d070f036dae6d93f863c55192b557419634456d..c26e3a239441376f2694782d4f07943538677c71 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -332,6 +332,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
public volatile Thread shutdownThread; // Paper
public volatile boolean abnormalExit = false; // Paper
public static final long SERVER_INIT = System.nanoTime(); // Paper - Lag compensation
+ private final Set<String> pluginsBlockingSleep = new java.util.HashSet<>(); // Paper - API to allow/disallow tick sleeping
public static <S extends MinecraftServer> S spin(Function<Thread, S> serverFactory) {
AtomicReference<S> atomicreference = new AtomicReference();
@@ -1623,8 +1624,9 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
long i = Util.getNanos();
int j = this.pauseWhileEmptySeconds() * 20;
+ this.removeDisabledPluginsBlockingSleep(); // Paper - API to allow/disallow tick sleeping
if (j > 0) {
- if (this.playerList.getPlayerCount() == 0 && !this.tickRateManager.isSprinting()) {
+ if (this.playerList.getPlayerCount() == 0 && !this.tickRateManager.isSprinting() && this.pluginsBlockingSleep.isEmpty()) { // Paper - API to allow/disallow tick sleeping
++this.emptyTicks;
} else {
this.emptyTicks = 0;
@@ -3191,5 +3193,22 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
public boolean isTickPaused() {
return this.emptyTicks > 0 && this.emptyTicks >= this.pauseWhileEmptySeconds() * 20;
}
+
+ public void addPluginAllowingSleep(final String pluginName, final boolean value) {
+ if (!value) {
+ this.pluginsBlockingSleep.add(pluginName);
+ } else {
+ this.pluginsBlockingSleep.remove(pluginName);
+ }
+ }
+
+ private void removeDisabledPluginsBlockingSleep() {
+ if (this.pluginsBlockingSleep.isEmpty()) {
+ return;
+ }
+ this.pluginsBlockingSleep.removeIf(plugin -> (
+ !io.papermc.paper.plugin.manager.PaperPluginManagerImpl.getInstance().isPluginEnabled(plugin)
+ ));
+ }
// Paper end - API to check if the server is sleeping
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index 7afc3d4244c096f78d48338da2eb65c4e834b6f1..ac8af406180bc680d46e8edc3da0fc2e5211345a 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -3264,5 +3264,10 @@ public final class CraftServer implements Server {
public boolean isPaused() {
return this.console.isTickPaused();
}
+
+ @Override
+ public void allowPausing(final Plugin plugin, final boolean value) {
+ this.console.addPluginAllowingSleep(plugin.getName(), value);
+ }
// Paper end - API to check if the server is sleeping
}
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