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package net.minecraft.server;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;
import java.util.UUID;
import java.util.logging.Logger;
public class PlayerNBTManager implements PlayerFileData, IDataManager {
private static final Logger a = Logger.getLogger("Minecraft");
private final File b;
private final File c;
private final File d;
private final long e = System.currentTimeMillis();
public PlayerNBTManager(File file1, String s, boolean flag) {
this.b = new File(file1, s);
this.b.mkdirs();
this.c = new File(this.b, "players");
this.d = new File(this.b, "data");
this.d.mkdirs();
if (flag) {
this.c.mkdirs();
}
this.f();
}
private void f() {
try {
File file1 = new File(this.b, "session.lock");
DataOutputStream dataoutputstream = new DataOutputStream(new FileOutputStream(file1));
try {
dataoutputstream.writeLong(this.e);
} finally {
dataoutputstream.close();
}
} catch (IOException ioexception) {
ioexception.printStackTrace();
throw new RuntimeException("Failed to check session lock, aborting");
}
}
protected File a() {
return this.b;
}
public void b() {
try {
File file1 = new File(this.b, "session.lock");
DataInputStream datainputstream = new DataInputStream(new FileInputStream(file1));
try {
if (datainputstream.readLong() != this.e) {
throw new MinecraftException("The save is being accessed from another location, aborting");
}
} finally {
datainputstream.close();
}
} catch (IOException ioexception) {
throw new MinecraftException("Failed to check session lock, aborting");
}
}
public IChunkLoader a(WorldProvider worldprovider) {
if (worldprovider instanceof WorldProviderHell) {
File file1 = new File(this.b, "DIM-1");
file1.mkdirs();
return new ChunkLoader(file1, true);
} else {
return new ChunkLoader(this.b, true);
}
}
public WorldData c() {
File file1 = new File(this.b, "level.dat");
NBTTagCompound nbttagcompound;
NBTTagCompound nbttagcompound1;
if (file1.exists()) {
try {
nbttagcompound = CompressedStreamTools.a((InputStream) (new FileInputStream(file1)));
nbttagcompound1 = nbttagcompound.k("Data");
return new WorldData(nbttagcompound1);
} catch (Exception exception) {
exception.printStackTrace();
}
}
file1 = new File(this.b, "level.dat_old");
if (file1.exists()) {
try {
nbttagcompound = CompressedStreamTools.a((InputStream) (new FileInputStream(file1)));
nbttagcompound1 = nbttagcompound.k("Data");
return new WorldData(nbttagcompound1);
} catch (Exception exception1) {
exception1.printStackTrace();
}
}
return null;
}
public void a(WorldData worlddata, List list) {
NBTTagCompound nbttagcompound = worlddata.a(list);
NBTTagCompound nbttagcompound1 = new NBTTagCompound();
nbttagcompound1.a("Data", (NBTBase) nbttagcompound);
try {
File file1 = new File(this.b, "level.dat_new");
File file2 = new File(this.b, "level.dat_old");
File file3 = new File(this.b, "level.dat");
CompressedStreamTools.a(nbttagcompound1, (OutputStream) (new FileOutputStream(file1)));
if (file2.exists()) {
file2.delete();
}
file3.renameTo(file2);
if (file3.exists()) {
file3.delete();
}
file1.renameTo(file3);
if (file1.exists()) {
file1.delete();
}
} catch (Exception exception) {
exception.printStackTrace();
}
}
public void a(WorldData worlddata) {
NBTTagCompound nbttagcompound = worlddata.a();
NBTTagCompound nbttagcompound1 = new NBTTagCompound();
nbttagcompound1.a("Data", (NBTBase) nbttagcompound);
try {
File file1 = new File(this.b, "level.dat_new");
File file2 = new File(this.b, "level.dat_old");
File file3 = new File(this.b, "level.dat");
CompressedStreamTools.a(nbttagcompound1, (OutputStream) (new FileOutputStream(file1)));
if (file2.exists()) {
file2.delete();
}
file3.renameTo(file2);
if (file3.exists()) {
file3.delete();
}
file1.renameTo(file3);
if (file1.exists()) {
file1.delete();
}
} catch (Exception exception) {
exception.printStackTrace();
}
}
public void a(EntityHuman entityhuman) {
try {
NBTTagCompound nbttagcompound = new NBTTagCompound();
entityhuman.d(nbttagcompound);
File file1 = new File(this.c, "_tmp_.dat");
File file2 = new File(this.c, entityhuman.name + ".dat");
CompressedStreamTools.a(nbttagcompound, (OutputStream) (new FileOutputStream(file1)));
if (file2.exists()) {
file2.delete();
}
file1.renameTo(file2);
} catch (Exception exception) {
a.warning("Failed to save player data for " + entityhuman.name);
}
}
public void b(EntityHuman entityhuman) {
NBTTagCompound nbttagcompound = this.a(entityhuman.name);
if (nbttagcompound != null) {
entityhuman.e(nbttagcompound);
}
}
public NBTTagCompound a(String s) {
try {
File file1 = new File(this.c, s + ".dat");
if (file1.exists()) {
return CompressedStreamTools.a((InputStream) (new FileInputStream(file1)));
}
} catch (Exception exception) {
a.warning("Failed to load player data for " + s);
}
return null;
}
public PlayerFileData d() {
return this;
}
public void e() {}
public File b(String s) {
return new File(this.d, s + ".dat");
}
// CraftBukkit start
public UUID getUUID() {
try {
File file1 = new File(this.b, "uid.dat");
UUID id;
if(!file1.exists()) {
DataOutputStream dos = new DataOutputStream(new FileOutputStream(file1));
id = UUID.randomUUID();
dos.writeLong(id.getMostSignificantBits());
dos.writeLong(id.getLeastSignificantBits());
}
else {
DataInputStream dis = new DataInputStream(new FileInputStream(file1));
id = new UUID(dis.readLong(), dis.readLong());
}
return id;
}
catch (IOException ex) {
return null;
}
}
// CraftBukkit end
}
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