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PaperMC/nms-patches/RegionFileCache.patch

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--- a/net/minecraft/server/RegionFileCache.java
+++ b/net/minecraft/server/RegionFileCache.java
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@@ -18,7 +18,7 @@
this.a = file;
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}
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- private RegionFile a(ChunkCoordIntPair chunkcoordintpair) throws IOException {
+ private RegionFile a(ChunkCoordIntPair chunkcoordintpair, boolean existingOnly) throws IOException { // CraftBukkit
long i = ChunkCoordIntPair.pair(chunkcoordintpair.getRegionX(), chunkcoordintpair.getRegionZ());
RegionFile regionfile = (RegionFile) this.cache.getAndMoveToFirst(i);
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@@ -34,6 +34,7 @@
}
File file = new File(this.a, "r." + chunkcoordintpair.getRegionX() + "." + chunkcoordintpair.getRegionZ() + ".mca");
+ if (existingOnly && !file.exists()) return null; // CraftBukkit
RegionFile regionfile1 = new RegionFile(file);
this.cache.putAndMoveToFirst(i, regionfile1);
@@ -43,7 +44,7 @@
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@Nullable
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public NBTTagCompound read(ChunkCoordIntPair chunkcoordintpair) throws IOException {
- RegionFile regionfile = this.a(chunkcoordintpair);
+ RegionFile regionfile = this.a(chunkcoordintpair, false); // CraftBukkit
DataInputStream datainputstream = regionfile.a(chunkcoordintpair);
Throwable throwable = null;
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@@ -78,7 +79,7 @@
}
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protected void write(ChunkCoordIntPair chunkcoordintpair, NBTTagCompound nbttagcompound) throws IOException {
- RegionFile regionfile = this.a(chunkcoordintpair);
+ RegionFile regionfile = this.a(chunkcoordintpair, false); // CraftBukkit
DataOutputStream dataoutputstream = regionfile.c(chunkcoordintpair);
Throwable throwable = null;
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@@ -114,4 +115,12 @@
}
}
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+
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+ // CraftBukkit start
+ public boolean chunkExists(ChunkCoordIntPair pos) throws IOException {
+ RegionFile regionfile = a(pos, true);
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+
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+ return regionfile != null ? regionfile.d(pos) : false;
+ }
+ // CraftBukkit end
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}