80 Zeilen
3.0 KiB
Diff
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/util/thread/PairedQueue.java b/src/main/java/net/minecraft/util/thread/PairedQueue.java
|
|
index 024b414aae32c8ad32bdf031361257fc74b80eb3..56c9efa78ceeac499182eb401e605a60dad12182 100644
|
|
--- a/src/main/java/net/minecraft/util/thread/PairedQueue.java
|
|
+++ b/src/main/java/net/minecraft/util/thread/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
|
|
}
|
|
}
|
|
|