geforkt von Mirrors/Paper
53 Zeilen
1.9 KiB
Diff
53 Zeilen
1.9 KiB
Diff
From 4ead0796d388d19e14fc45a702d0570797808c03 Mon Sep 17 00:00:00 2001
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From: Antony Riley <antony@cyberiantiger.org>
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Date: Tue, 29 Mar 2016 06:56:23 +0300
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Subject: [PATCH] Reduce IO ops opening a new region file.
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diff --git a/src/main/java/net/minecraft/server/RegionFile.java b/src/main/java/net/minecraft/server/RegionFile.java
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index b062a31c49..4e6288e8bb 100644
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--- a/src/main/java/net/minecraft/server/RegionFile.java
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+++ b/src/main/java/net/minecraft/server/RegionFile.java
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@@ -26,7 +26,7 @@ public class RegionFile implements AutoCloseable {
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private final File file;
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// Spigot end
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private static final byte[] a = new byte[4096];
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- private final RandomAccessFile b;
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+ private final RandomAccessFile b; private RandomAccessFile getDataFile() { return this.b; } // Paper - OBFHELPER
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private final int[] c = new int[1024];
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private final int[] d = new int[1024];
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private final List<Boolean> e;
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@@ -59,10 +59,19 @@ public class RegionFile implements AutoCloseable {
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this.e.set(1, false);
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this.b.seek(0L);
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+ // Paper Start
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+ java.nio.ByteBuffer header = java.nio.ByteBuffer.allocate(8192);
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+ while (header.hasRemaining()) {
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+ if (this.getDataFile().getChannel().read(header) == -1) throw new java.io.EOFException();
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+ }
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+ header.clear();
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+ java.nio.IntBuffer headerAsInts = header.asIntBuffer();
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+ // Paper End
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+
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int k;
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for (j = 0; j < 1024; ++j) {
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- k = this.b.readInt();
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+ k = headerAsInts.get(); // Paper
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this.c[j] = k;
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// Spigot start
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int length = k & 255;
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@@ -88,7 +97,7 @@ public class RegionFile implements AutoCloseable {
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}
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for (j = 0; j < 1024; ++j) {
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- k = this.b.readInt();
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+ k = headerAsInts.get(); // Paper
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this.d[j] = k;
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}
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--
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2.22.0
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