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Diffstat (limited to 'src/main/java/net/minecraft/server/RegionFile.java')
-rw-r--r--src/main/java/net/minecraft/server/RegionFile.java289
1 files changed, 0 insertions, 289 deletions
diff --git a/src/main/java/net/minecraft/server/RegionFile.java b/src/main/java/net/minecraft/server/RegionFile.java
deleted file mode 100644
index 9cd34a44..00000000
--- a/src/main/java/net/minecraft/server/RegionFile.java
+++ /dev/null
@@ -1,289 +0,0 @@
-package net.minecraft.server;
-
-import java.io.BufferedInputStream;
-import java.io.ByteArrayInputStream;
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.File;
-import java.io.IOException;
-import java.io.RandomAccessFile;
-import java.util.ArrayList;
-import java.util.zip.DeflaterOutputStream;
-import java.util.zip.GZIPInputStream;
-import java.util.zip.InflaterInputStream;
-
-public class RegionFile {
-
- private static final byte[] a = new byte[4096];
- private final File b;
- private RandomAccessFile c;
- private final int[] d = new int[1024];
- private final int[] e = new int[1024];
- private ArrayList f;
- private int g;
- private long h;
-
- public RegionFile(File file1) {
- this.b = file1;
- this.g = 0;
-
- try {
- if (file1.exists()) {
- this.h = file1.lastModified();
- }
-
- this.c = new RandomAccessFile(file1, "rw");
- int i;
-
- if (this.c.length() < 4096L) {
- for (i = 0; i < 1024; ++i) {
- this.c.writeInt(0);
- }
-
- for (i = 0; i < 1024; ++i) {
- this.c.writeInt(0);
- }
-
- this.g += 8192;
- }
-
- if ((this.c.length() & 4095L) != 0L) {
- for (i = 0; (long) i < (this.c.length() & 4095L); ++i) {
- this.c.write(0);
- }
- }
-
- i = (int) this.c.length() / 4096;
- this.f = new ArrayList(i);
-
- int j;
-
- for (j = 0; j < i; ++j) {
- this.f.add(Boolean.valueOf(true));
- }
-
- this.f.set(0, Boolean.valueOf(false));
- this.f.set(1, Boolean.valueOf(false));
- this.c.seek(0L);
-
- int k;
-
- for (j = 0; j < 1024; ++j) {
- k = this.c.readInt();
- this.d[j] = k;
- if (k != 0 && (k >> 8) + (k & 255) <= this.f.size()) {
- for (int l = 0; l < (k & 255); ++l) {
- this.f.set((k >> 8) + l, Boolean.valueOf(false));
- }
- }
- }
-
- for (j = 0; j < 1024; ++j) {
- k = this.c.readInt();
- this.e[j] = k;
- }
- } catch (IOException ioexception) {
- ioexception.printStackTrace();
- }
- }
-
- // CraftBukkit start - This is a copy (sort of) of the method below it, make sure they stay in sync
- public synchronized boolean chunkExists(int i, int j) {
- if (this.d(i, j)) {
- return false;
- } else {
- try {
- int k = this.e(i, j);
-
- if (k == 0) {
- return false;
- } else {
- int l = k >> 8;
- int i1 = k & 255;
-
- if (l + i1 > this.f.size()) {
- return false;
- }
-
- this.c.seek((long) (l * 4096));
- int j1 = this.c.readInt();
-
- if (j1 > 4096 * i1 || j1 <= 0) {
- return false;
- }
-
- byte b0 = this.c.readByte();
- if (b0 == 1 || b0 == 2) {
- return true;
- }
- }
- } catch (IOException ioexception) {
- return false;
- }
- }
-
- return false;
- }
- // CraftBukkit end
-
- public synchronized DataInputStream a(int i, int j) {
- if (this.d(i, j)) {
- return null;
- } else {
- try {
- int k = this.e(i, j);
-
- if (k == 0) {
- return null;
- } else {
- int l = k >> 8;
- int i1 = k & 255;
-
- if (l + i1 > this.f.size()) {
- return null;
- } else {
- this.c.seek((long) (l * 4096));
- int j1 = this.c.readInt();
-
- if (j1 > 4096 * i1) {
- return null;
- } else if (j1 <= 0) {
- return null;
- } else {
- byte b0 = this.c.readByte();
- byte[] abyte;
-
- if (b0 == 1) {
- abyte = new byte[j1 - 1];
- this.c.read(abyte);
- return new DataInputStream(new BufferedInputStream(new GZIPInputStream(new ByteArrayInputStream(abyte))));
- } else if (b0 == 2) {
- abyte = new byte[j1 - 1];
- this.c.read(abyte);
- return new DataInputStream(new BufferedInputStream(new InflaterInputStream(new ByteArrayInputStream(abyte))));
- } else {
- return null;
- }
- }
- }
- }
- } catch (IOException ioexception) {
- return null;
- }
- }
- }
-
- public DataOutputStream b(int i, int j) {
- return this.d(i, j) ? null : new DataOutputStream(new DeflaterOutputStream(new ChunkBuffer(this, i, j)));
- }
-
- protected synchronized void a(int i, int j, byte[] abyte, int k) {
- try {
- int l = this.e(i, j);
- int i1 = l >> 8;
- int j1 = l & 255;
- int k1 = (k + 5) / 4096 + 1;
-
- if (k1 >= 256) {
- return;
- }
-
- if (i1 != 0 && j1 == k1) {
- this.a(i1, abyte, k);
- } else {
- int l1;
-
- for (l1 = 0; l1 < j1; ++l1) {
- this.f.set(i1 + l1, Boolean.valueOf(true));
- }
-
- l1 = this.f.indexOf(Boolean.valueOf(true));
- int i2 = 0;
- int j2;
-
- if (l1 != -1) {
- for (j2 = l1; j2 < this.f.size(); ++j2) {
- if (i2 != 0) {
- if (((Boolean) this.f.get(j2)).booleanValue()) {
- ++i2;
- } else {
- i2 = 0;
- }
- } else if (((Boolean) this.f.get(j2)).booleanValue()) {
- l1 = j2;
- i2 = 1;
- }
-
- if (i2 >= k1) {
- break;
- }
- }
- }
-
- if (i2 >= k1) {
- i1 = l1;
- this.a(i, j, l1 << 8 | k1);
-
- for (j2 = 0; j2 < k1; ++j2) {
- this.f.set(i1 + j2, Boolean.valueOf(false));
- }
-
- this.a(i1, abyte, k);
- } else {
- this.c.seek(this.c.length());
- i1 = this.f.size();
-
- for (j2 = 0; j2 < k1; ++j2) {
- this.c.write(a);
- this.f.add(Boolean.valueOf(false));
- }
-
- this.g += 4096 * k1;
- this.a(i1, abyte, k);
- this.a(i, j, i1 << 8 | k1);
- }
- }
-
- this.b(i, j, (int) (MinecraftServer.ar() / 1000L));
- } catch (IOException ioexception) {
- ioexception.printStackTrace();
- }
- }
-
- private void a(int i, byte[] abyte, int j) throws IOException { // CraftBukkit - added throws
- this.c.seek((long) (i * 4096));
- this.c.writeInt(j + 1);
- this.c.writeByte(2);
- this.c.write(abyte, 0, j);
- }
-
- private boolean d(int i, int j) {
- return i < 0 || i >= 32 || j < 0 || j >= 32;
- }
-
- private int e(int i, int j) {
- return this.d[i + j * 32];
- }
-
- public boolean c(int i, int j) {
- return this.e(i, j) != 0;
- }
-
- private void a(int i, int j, int k) throws IOException { // CraftBukkit - added throws
- this.d[i + j * 32] = k;
- this.c.seek((long) ((i + j * 32) * 4));
- this.c.writeInt(k);
- }
-
- private void b(int i, int j, int k) throws IOException { // CraftBukkit - added throws
- this.e[i + j * 32] = k;
- this.c.seek((long) (4096 + (i + j * 32) * 4));
- this.c.writeInt(k);
- }
-
- public void c() throws IOException { // CraftBukkit - added throws
- if (this.c != null) {
- this.c.close();
- }
- }
-}
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