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Paper/Spigot-Server-Patches/0471-Remove-streams-from-PairedQueue.patch
Aikar 36f34f01c0
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
da9ef3c5 #496: Add methods to get/set ItemStacks in EquipmentSlots
3abebc9f #492: Let Tameable extend Animals rather than Entity
941111a0 #495: Expose ItemStack and hand used in PlayerShearEntityEvent
4fe19cae #494: InventoryView - Add missing Brewing FUEL_TIME

CraftBukkit Changes:
933e9094 #664: Add methods to get/set ItemStacks in EquipmentSlots
18722312 #662: Expose ItemStack and hand used in PlayerShearEntityEvent
2020-05-06 06:05:22 -04:00

80 Zeilen
3.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Mon, 6 Apr 2020 18:10:43 -0700
Subject: [PATCH] Remove streams from PairedQueue
We shouldn't be doing stream calls just to see if the queue is
empty. This creates loads of garbage thanks to how often it's called.
diff --git a/src/main/java/net/minecraft/server/PairedQueue.java b/src/main/java/net/minecraft/server/PairedQueue.java
index 85bb22e4b7376b676139048f2d55684e27a54055..2369afb4f37863c5c59456e46c48ad0d32f9eeb7 100644
--- a/src/main/java/net/minecraft/server/PairedQueue.java
+++ b/src/main/java/net/minecraft/server/PairedQueue.java
@@ -20,32 +20,30 @@ public interface PairedQueue<T, F> {
public static final class a implements PairedQueue<PairedQueue.b, Runnable> {
- private final List<Queue<Runnable>> a;
+ private final List<Queue<Runnable>> a; private final List<Queue<Runnable>> getQueues() { return this.a; } // Paper - OBFHELPER
public a(int i) {
- this.a = (List) IntStream.range(0, i).mapToObj((j) -> {
- return Queues.newConcurrentLinkedQueue();
- }).collect(Collectors.toList());
+ // Paper start - remove streams
+ this.a = new java.util.ArrayList<>(i); // queues
+ for (int j = 0; j < i; ++j) {
+ this.getQueues().add(Queues.newConcurrentLinkedQueue());
+ }
+ // Paper end - remove streams
}
@Nullable
@Override
public Runnable a() {
- Iterator iterator = this.a.iterator();
-
- Runnable runnable;
-
- do {
- if (!iterator.hasNext()) {
- return null;
+ // Paper start - remove iterator creation
+ for (int i = 0, len = this.getQueues().size(); i < len; ++i) {
+ Queue<Runnable> queue = this.getQueues().get(i);
+ Runnable ret = queue.poll();
+ if (ret != null) {
+ return ret;
}
-
- Queue<Runnable> queue = (Queue) iterator.next();
-
- runnable = (Runnable) queue.poll();
- } while (runnable == null);
-
- return runnable;
+ }
+ return null;
+ // Paper end - remove iterator creation
}
public boolean a(PairedQueue.b pairedqueue_b) {
@@ -57,7 +55,16 @@ public interface PairedQueue<T, F> {
@Override
public boolean b() {
- return this.a.stream().allMatch(Collection::isEmpty);
+ // Paper start - remove streams
+ // why are we doing streams every time we might want to execute a task?
+ for (int i = 0, len = this.getQueues().size(); i < len; ++i) {
+ Queue<Runnable> queue = this.getQueues().get(i);
+ if (!queue.isEmpty()) {
+ return false;
+ }
+ }
+ return true;
+ // Paper end - remove streams
}
}