109 lines
4.5 KiB
Diff
109 lines
4.5 KiB
Diff
From 6aa881310b062a6a3287cf6022bc0ec90ffa9154 Mon Sep 17 00:00:00 2001
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From: md_5 <md_5@live.com.au>
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Date: Tue, 11 Jun 2013 12:09:45 +1000
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Subject: [PATCH] More Efficient Chunk Save Queue
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Optimizes the data structures behind the chunk save queue into ones more suitable for the type of data and access which they are used for.
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diff --git a/src/main/java/net/minecraft/server/ChunkRegionLoader.java b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
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index 527ab42..33bb889 100644
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--- a/src/main/java/net/minecraft/server/ChunkRegionLoader.java
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+++ b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
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@@ -15,8 +15,11 @@ import org.apache.logging.log4j.Logger;
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public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
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private static final Logger a = LogManager.getLogger();
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- private List b = Lists.newArrayList();
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- private Set c = Sets.newHashSet();
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+ // Spigot start
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+ private java.util.LinkedHashMap<ChunkCoordIntPair, PendingChunkToSave> pendingSaves = new java.util.LinkedHashMap<ChunkCoordIntPair, PendingChunkToSave>();
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+ // private List b = Lists.newArrayList();
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+ // private Set c = Sets.newHashSet();
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+ // Spigot end
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private Object d = new Object();
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private final File e;
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@@ -29,13 +32,11 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
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ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(i, j);
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synchronized (this.d) {
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- if (this.c.contains(chunkcoordintpair)) {
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- for (int k = 0; k < this.b.size(); ++k) {
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- if (((PendingChunkToSave) this.b.get(k)).a.equals(chunkcoordintpair)) {
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- return true;
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- }
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- }
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- }
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+ // Spigot start
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+ if (pendingSaves.containsKey(chunkcoordintpair)) {
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+ return true;
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+ }
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+ // Spigot end
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}
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return RegionFileCache.a(this.e, i, j).chunkExists(i & 31, j & 31);
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@@ -62,14 +63,12 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
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Object object = this.d;
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synchronized (this.d) {
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- if (this.c.contains(chunkcoordintpair)) {
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- for (int k = 0; k < this.b.size(); ++k) {
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- if (((PendingChunkToSave) this.b.get(k)).a.equals(chunkcoordintpair)) {
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- nbttagcompound = ((PendingChunkToSave) this.b.get(k)).b;
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- break;
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- }
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- }
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+ // Spigot start
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+ PendingChunkToSave pendingchunktosave = pendingSaves.get(chunkcoordintpair);
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+ if (pendingchunktosave != null) {
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+ nbttagcompound = pendingchunktosave.b;
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}
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+ // Spigot end
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}
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if (nbttagcompound == null) {
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@@ -150,17 +149,14 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
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Object object = this.d;
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synchronized (this.d) {
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- if (this.c.contains(chunkcoordintpair)) {
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- for (int i = 0; i < this.b.size(); ++i) {
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- if (((PendingChunkToSave) this.b.get(i)).a.equals(chunkcoordintpair)) {
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- this.b.set(i, new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
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- return;
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- }
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- }
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+ // Spigot start
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+ if (this.pendingSaves.put(chunkcoordintpair, new PendingChunkToSave(chunkcoordintpair, nbttagcompound)) != null) {
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+ return;
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}
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- this.b.add(new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
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- this.c.add(chunkcoordintpair);
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+ // this.b.add(new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
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+ // this.c.add(chunkcoordintpair);
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+ // Spigot end
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FileIOThread.a().a(this);
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}
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}
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@@ -170,12 +166,14 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
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Object object = this.d;
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synchronized (this.d) {
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- if (this.b.isEmpty()) {
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+ // Spigot start
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+ if (this.pendingSaves.isEmpty()) {
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return false;
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}
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- pendingchunktosave = (PendingChunkToSave) this.b.remove(0);
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- this.c.remove(pendingchunktosave.a);
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+ pendingchunktosave = this.pendingSaves.values().iterator().next();
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+ this.pendingSaves.remove(pendingchunktosave.a);
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+ // Spigot end
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}
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if (pendingchunktosave != null) {
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--
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2.1.0
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