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Paper/CraftBukkit-Patches/0008-More-Efficient-Chunk-Save-Queue.patch
Zach Brown 7b0c576798 Restructure PaperSpigot as a new set of modules
Allows us much greater control over the Spigot portion of the code
and makes us more "proper"
Credit to @Dmck2b for originally passing the idea along a while back
2014-07-21 15:46:54 -05:00

102 Zeilen
4.2 KiB
Diff

From ab91f465135140c44a48dc5e8dee0f3d8d0feaf4 Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Tue, 11 Jun 2013 12:09:45 +1000
Subject: [PATCH] More Efficient Chunk Save Queue
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.
diff --git a/src/main/java/net/minecraft/server/ChunkRegionLoader.java b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
index 9402f0f..ea45af2 100644
--- a/src/main/java/net/minecraft/server/ChunkRegionLoader.java
+++ b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
@@ -15,6 +15,7 @@ import org.apache.logging.log4j.Logger;
public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
+ private java.util.LinkedHashMap<ChunkCoordIntPair, PendingChunkToSave> pendingSaves = new java.util.LinkedHashMap<ChunkCoordIntPair, PendingChunkToSave>(); // Spigot
private static final Logger a = LogManager.getLogger();
private List b = new ArrayList();
private Set c = new HashSet();
@@ -30,13 +31,11 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(i, j);
synchronized (this.d) {
- if (this.c.contains(chunkcoordintpair)) {
- for (int k = 0; k < this.b.size(); ++k) {
- if (((PendingChunkToSave) this.b.get(k)).a.equals(chunkcoordintpair)) {
- return true;
- }
- }
- }
+ // Spigot start
+ if (pendingSaves.containsKey(chunkcoordintpair)) {
+ return true;
+ }
+ // Spigot end
}
return RegionFileCache.a(this.e, i, j).chunkExists(i & 31, j & 31);
@@ -63,14 +62,12 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
Object object = this.d;
synchronized (this.d) {
- if (this.c.contains(chunkcoordintpair)) {
- for (int k = 0; k < this.b.size(); ++k) {
- if (((PendingChunkToSave) this.b.get(k)).a.equals(chunkcoordintpair)) {
- nbttagcompound = ((PendingChunkToSave) this.b.get(k)).b;
- break;
- }
- }
+ // Spigot start
+ PendingChunkToSave pendingchunktosave = pendingSaves.get(chunkcoordintpair);
+ if (pendingchunktosave != null) {
+ nbttagcompound = pendingchunktosave.b;
}
+ // Spigot end
}
if (nbttagcompound == null) {
@@ -150,17 +147,11 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
Object object = this.d;
synchronized (this.d) {
- if (this.c.contains(chunkcoordintpair)) {
- for (int i = 0; i < this.b.size(); ++i) {
- if (((PendingChunkToSave) this.b.get(i)).a.equals(chunkcoordintpair)) {
- this.b.set(i, new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
- return;
- }
- }
+ // Spigot start
+ if (this.pendingSaves.put(chunkcoordintpair, new PendingChunkToSave(chunkcoordintpair, nbttagcompound)) != null) {
+ return;
}
-
- this.b.add(new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
- this.c.add(chunkcoordintpair);
+ // Spigot end
FileIOThread.a.a(this);
}
}
@@ -170,12 +161,14 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
Object object = this.d;
synchronized (this.d) {
- if (this.b.isEmpty()) {
+ // Spigot start
+ if (this.pendingSaves.isEmpty()) {
return false;
}
- pendingchunktosave = (PendingChunkToSave) this.b.remove(0);
- this.c.remove(pendingchunktosave.a);
+ pendingchunktosave = this.pendingSaves.values().iterator().next();
+ this.pendingSaves.remove(pendingchunktosave.a);
+ // Spigot end
}
if (pendingchunktosave != null) {
--
1.9.1