80 Zeilen
3.2 KiB
Diff
80 Zeilen
3.2 KiB
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <spottedleaf@spottedleaf.dev>
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Date: Mon, 6 Apr 2020 18:10:43 -0700
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Subject: [PATCH] Remove streams from PairedQueue
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We shouldn't be doing stream calls just to see if the queue is
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empty. This creates loads of garbage thanks to how often it's called.
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diff --git a/src/main/java/net/minecraft/util/thread/StrictQueue.java b/src/main/java/net/minecraft/util/thread/StrictQueue.java
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index cdc572b0261034248960fa13b8412e874fd20db5..07938519b699a31a280f3f419b34fb7cf6cf6883 100644
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--- a/src/main/java/net/minecraft/util/thread/StrictQueue.java
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+++ b/src/main/java/net/minecraft/util/thread/StrictQueue.java
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@@ -20,32 +20,30 @@ public interface StrictQueue<T, F> {
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public static final class FixedPriorityQueue implements StrictQueue<StrictQueue.IntRunnable, Runnable> {
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- private final List<Queue<Runnable>> queueList;
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+ private final List<Queue<Runnable>> queueList; private final List<Queue<Runnable>> getQueues() { return this.queueList; } // Paper - OBFHELPER
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public FixedPriorityQueue(int priorityCount) {
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- this.queueList = (List) IntStream.range(0, priorityCount).mapToObj((j) -> {
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- return Queues.newConcurrentLinkedQueue();
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- }).collect(Collectors.toList());
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+ // Paper start - remove streams
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+ this.queueList = new java.util.ArrayList<>(priorityCount); // queues
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+ for (int j = 0; j < priorityCount; ++j) {
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+ this.getQueues().add(Queues.newConcurrentLinkedQueue());
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+ }
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+ // Paper end - remove streams
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}
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@Nullable
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@Override
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public Runnable pop() {
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- Iterator iterator = this.queueList.iterator();
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-
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- Runnable runnable;
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-
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- do {
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- if (!iterator.hasNext()) {
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- return null;
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+ // Paper start - remove iterator creation
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+ for (int i = 0, len = this.getQueues().size(); i < len; ++i) {
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+ Queue<Runnable> queue = this.getQueues().get(i);
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+ Runnable ret = queue.poll();
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+ if (ret != null) {
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+ return ret;
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}
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-
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- Queue<Runnable> queue = (Queue) iterator.next();
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-
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- runnable = (Runnable) queue.poll();
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- } while (runnable == null);
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-
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- return runnable;
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+ }
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+ return null;
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+ // Paper end - remove iterator creation
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}
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public boolean push(StrictQueue.IntRunnable message) {
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@@ -57,7 +55,16 @@ public interface StrictQueue<T, F> {
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@Override
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public boolean isEmpty() {
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- return this.queueList.stream().allMatch(Collection::isEmpty);
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+ // Paper start - remove streams
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+ // why are we doing streams every time we might want to execute a task?
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+ for (int i = 0, len = this.getQueues().size(); i < len; ++i) {
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+ Queue<Runnable> queue = this.getQueues().get(i);
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+ if (!queue.isEmpty()) {
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+ return false;
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+ }
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+ }
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+ return true;
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+ // Paper end - remove streams
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}
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}
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