geforkt von Mirrors/Paper
ef0e5a642d
Upstream has released updates that appear 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: 9ae3f10f SPIGOT-3842: Add Player#fireworkBoost() and expand Firework API 48c0c547 PR-786: Add methods to get sounds from entities CraftBukkit Changes: 5cc9c022a SPIGOT-7152: Handle hand item changing during air interact event 4ffa1acf6 SPIGOT-7154: Players get kicked when interacting with a conversation 4daa21123 SPIGOT-3842: Add Player#fireworkBoost() and expand Firework API e5d6a9bbf PR-1100: Add methods to get sounds from entities b7e9f1c8b SPIGOT-7146: Reduce use of Material switch in ItemMeta Spigot Changes: 4c157bb4 Rebuild patches
89 Zeilen
3.7 KiB
Diff
89 Zeilen
3.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Wed, 15 Apr 2020 18:23:28 -0700
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Subject: [PATCH] Optimise ArraySetSorted#removeIf
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Remove iterator allocation and ensure the call is always O(n)
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diff --git a/src/main/java/net/minecraft/server/level/DistanceManager.java b/src/main/java/net/minecraft/server/level/DistanceManager.java
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index 9309ea89a440606be3e56ef634f5048a72b0009e..1d1ea158d095bb69260929e8d84f2632a875c136 100644
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--- a/src/main/java/net/minecraft/server/level/DistanceManager.java
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+++ b/src/main/java/net/minecraft/server/level/DistanceManager.java
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@@ -86,13 +86,27 @@ public abstract class DistanceManager {
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protected void purgeStaleTickets() {
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++this.ticketTickCounter;
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ObjectIterator objectiterator = this.tickets.long2ObjectEntrySet().fastIterator();
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+ // Paper start - use optimised removeIf
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+ long[] currChunk = new long[1];
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+ long ticketCounter = DistanceManager.this.ticketTickCounter;
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+ java.util.function.Predicate<Ticket<?>> removeIf = (ticket) -> {
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+ final boolean ret = ticket.timedOut(ticketCounter);
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+ if (ret) {
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+ this.tickingTicketsTracker.removeTicket(currChunk[0], ticket);
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+ }
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+ return ret;
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+ };
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+ // Paper end - use optimised removeIf
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while (objectiterator.hasNext()) {
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Entry<SortedArraySet<Ticket<?>>> entry = (Entry) objectiterator.next();
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- Iterator<Ticket<?>> iterator = ((SortedArraySet) entry.getValue()).iterator();
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- boolean flag = false;
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+ // Paper start - use optimised removeIf
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+ Iterator<Ticket<?>> iterator = null;
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+ currChunk[0] = entry.getLongKey();
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+ boolean flag = entry.getValue().removeIf(removeIf);
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- while (iterator.hasNext()) {
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+ while (false && iterator.hasNext()) {
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+ // Paper end - use optimised removeIf
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Ticket<?> ticket = (Ticket) iterator.next();
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if (ticket.timedOut(this.ticketTickCounter)) {
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diff --git a/src/main/java/net/minecraft/util/SortedArraySet.java b/src/main/java/net/minecraft/util/SortedArraySet.java
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index d1b2ba24ef54e01c6249c3b2ca16e80f03c001a6..5f1c4c6b9e36f2d6ec43b82cc0e2cae24b800dc4 100644
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--- a/src/main/java/net/minecraft/util/SortedArraySet.java
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+++ b/src/main/java/net/minecraft/util/SortedArraySet.java
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@@ -22,6 +22,41 @@ public class SortedArraySet<T> extends AbstractSet<T> {
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this.contents = (T[])castRawArray(new Object[initialCapacity]);
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}
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}
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+ // Paper start - optimise removeIf
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+ @Override
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+ public boolean removeIf(java.util.function.Predicate<? super T> filter) {
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+ // prev. impl used an iterator, which could be n^2 and creates garbage
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+ int i = 0, len = this.size;
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+ T[] backingArray = this.contents;
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+
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+ for (;;) {
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+ if (i >= len) {
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+ return false;
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+ }
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+ if (!filter.test(backingArray[i])) {
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+ ++i;
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+ continue;
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+ }
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+ break;
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+ }
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+
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+ // we only want to write back to backingArray if we really need to
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+
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+ int lastIndex = i; // this is where new elements are shifted to
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+
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+ for (; i < len; ++i) {
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+ T curr = backingArray[i];
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+ if (!filter.test(curr)) { // if test throws we're screwed
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+ backingArray[lastIndex++] = curr;
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+ }
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+ }
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+
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+ // cleanup end
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+ Arrays.fill(backingArray, lastIndex, len, null);
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+ this.size = lastIndex;
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+ return true;
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+ }
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+ // Paper end - optimise removeIf
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public static <T extends Comparable<T>> SortedArraySet<T> create() {
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return create(10);
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