PaperMC/Spigot-Server-Patches/0052-Don-t-create-Region-File-s-when-checking-if-chunk-ex.patch
2016-03-03 03:46:49 -06:00

53 lines
2.2 KiB
Diff

From 4cd757e040deffa801cd18a673ab0960313e001a Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 2 Mar 2016 23:51:51 -0600
Subject: [PATCH] Don't create Region File's when checking if chunk exists
Plugins like Dynmap can end up creating tons of emtpy Region Files
when using chunkExists.
diff --git a/src/main/java/net/minecraft/server/ChunkRegionLoader.java b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
index 53b5296..5bd6ce0 100644
--- a/src/main/java/net/minecraft/server/ChunkRegionLoader.java
+++ b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
@@ -38,7 +38,10 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
}
}
- return RegionFileCache.a(this.d, i, j).chunkExists(i & 31, j & 31);
+ // Paper start - Don't create region files when checking that they exist
+ final RegionFile region = RegionFileCache.a(this.d, i, j, false);
+ return region != null && region.chunkExists(i & 31, j & 31);
+ // Paper end
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/RegionFileCache.java b/src/main/java/net/minecraft/server/RegionFileCache.java
index 5528019..01a08d4 100644
--- a/src/main/java/net/minecraft/server/RegionFileCache.java
+++ b/src/main/java/net/minecraft/server/RegionFileCache.java
@@ -12,7 +12,13 @@ public class RegionFileCache {
public static final Map<File, RegionFile> a = Maps.newHashMap(); // Spigot - private -> public
+ // Paper start
public static synchronized RegionFile a(File file, int i, int j) {
+ return a(file, i, j, true);
+ }
+
+ public static synchronized RegionFile a(File file, int i, int j, boolean create) {
+ // Paper end
File file1 = new File(file, "region");
File file2 = new File(file1, "r." + (i >> 5) + "." + (j >> 5) + ".mca");
RegionFile regionfile = (RegionFile) RegionFileCache.a.get(file2);
@@ -20,6 +26,7 @@ public class RegionFileCache {
if (regionfile != null) {
return regionfile;
} else {
+ if (!create && !file2.exists()) { return null; } // Paper
if (!file1.exists()) {
file1.mkdirs();
}
--
2.7.2