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geforkt von Mirrors/Paper
Paper/src/main/java/net/minecraft/server/ChunkRegionLoader.java
2012-03-01 14:38:31 +00:00

313 Zeilen
11 KiB
Java

package net.minecraft.server;
import java.io.DataInput;
import java.io.DataInputStream;
import java.io.DataOutput;
import java.io.DataOutputStream;
import java.io.File;
import java.io.IOException; // CraftBukkit
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
private List a = new ArrayList();
private Set b = new HashSet();
private Object c = new Object();
private final File d;
public ChunkRegionLoader(File file1) {
this.d = file1;
}
public Chunk a(World world, int i, int j) {
NBTTagCompound nbttagcompound = null;
ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(i, j);
Object object = this.c;
synchronized (this.c) {
if (this.b.contains(chunkcoordintpair)) {
for (int k = 0; k < this.a.size(); ++k) {
if (((PendingChunkToSave) this.a.get(k)).a.equals(chunkcoordintpair)) {
nbttagcompound = ((PendingChunkToSave) this.a.get(k)).b;
break;
}
}
}
}
if (nbttagcompound == null) {
DataInputStream datainputstream = RegionFileCache.b(this.d, i, j);
if (datainputstream == null) {
return null;
}
nbttagcompound = NBTCompressedStreamTools.a((DataInput) datainputstream);
}
return this.a(world, i, j, nbttagcompound);
}
protected Chunk a(World world, int i, int j, NBTTagCompound nbttagcompound) {
if (!nbttagcompound.hasKey("Level")) {
System.out.println("Chunk file at " + i + "," + j + " is missing level data, skipping");
return null;
} else if (!nbttagcompound.getCompound("Level").hasKey("Sections")) {
System.out.println("Chunk file at " + i + "," + j + " is missing block data, skipping");
return null;
} else {
Chunk chunk = this.a(world, nbttagcompound.getCompound("Level"));
if (!chunk.a(i, j)) {
System.out.println("Chunk file at " + i + "," + j + " is in the wrong location; relocating. (Expected " + i + ", " + j + ", got " + chunk.x + ", " + chunk.z + ")");
nbttagcompound.getCompound("Level").setInt("xPos", i); // CraftBukkit - .getCompound("Level")
nbttagcompound.getCompound("Level").setInt("zPos", j); // CraftBukkit - .getCompound("Level")
chunk = this.a(world, nbttagcompound.getCompound("Level"));
}
chunk.i();
return chunk;
}
}
public void a(World world, Chunk chunk) {
world.m();
try {
NBTTagCompound nbttagcompound = new NBTTagCompound();
NBTTagCompound nbttagcompound1 = new NBTTagCompound();
nbttagcompound.set("Level", nbttagcompound1);
this.a(chunk, world, nbttagcompound1);
this.a(chunk.k(), nbttagcompound);
} catch (Exception exception) {
exception.printStackTrace();
}
}
protected void a(ChunkCoordIntPair chunkcoordintpair, NBTTagCompound nbttagcompound) {
Object object = this.c;
synchronized (this.c) {
if (this.b.contains(chunkcoordintpair)) {
for (int i = 0; i < this.a.size(); ++i) {
if (((PendingChunkToSave) this.a.get(i)).a.equals(chunkcoordintpair)) {
this.a.set(i, new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
return;
}
}
}
this.a.add(new PendingChunkToSave(chunkcoordintpair, nbttagcompound));
this.b.add(chunkcoordintpair);
FileIOThread.a.a(this);
}
}
public boolean c() {
PendingChunkToSave pendingchunktosave = null;
Object object = this.c;
synchronized (this.c) {
if (this.a.size() <= 0) {
return false;
}
pendingchunktosave = (PendingChunkToSave) this.a.remove(0);
this.b.remove(pendingchunktosave.a);
}
if (pendingchunktosave != null) {
try {
this.a(pendingchunktosave);
} catch (Exception exception) {
exception.printStackTrace();
}
}
return true;
}
public void a(PendingChunkToSave pendingchunktosave) throws IOException { // CraftBukkit - Added throws
DataOutputStream dataoutputstream = RegionFileCache.c(this.d, pendingchunktosave.a.x, pendingchunktosave.a.z);
NBTCompressedStreamTools.a(pendingchunktosave.b, (DataOutput) dataoutputstream);
dataoutputstream.close();
}
public void b(World world, Chunk chunk) {}
public void a() {}
public void b() {}
private void a(Chunk chunk, World world, NBTTagCompound nbttagcompound) {
world.m();
nbttagcompound.setInt("xPos", chunk.x);
nbttagcompound.setInt("zPos", chunk.z);
nbttagcompound.setLong("LastUpdate", world.getTime());
nbttagcompound.setIntArray("HeightMap", chunk.heightMap);
nbttagcompound.setBoolean("TerrainPopulated", chunk.done);
ChunkSection[] achunksection = chunk.h();
NBTTagList nbttaglist = new NBTTagList("Sections");
ChunkSection[] achunksection1 = achunksection;
int i = achunksection.length;
NBTTagCompound nbttagcompound1;
for (int j = 0; j < i; ++j) {
ChunkSection chunksection = achunksection1[j];
if (chunksection != null && chunksection.f() != 0) {
nbttagcompound1 = new NBTTagCompound();
nbttagcompound1.setByte("Y", (byte) (chunksection.c() >> 4 & 255));
nbttagcompound1.setByteArray("Blocks", chunksection.g());
if (chunksection.h() != null) {
nbttagcompound1.setByteArray("Add", chunksection.h().a);
}
nbttagcompound1.setByteArray("Data", chunksection.i().a);
nbttagcompound1.setByteArray("SkyLight", chunksection.k().a);
nbttagcompound1.setByteArray("BlockLight", chunksection.j().a);
nbttaglist.add(nbttagcompound1);
}
}
nbttagcompound.set("Sections", nbttaglist);
nbttagcompound.setByteArray("Biomes", chunk.l());
chunk.m = false;
NBTTagList nbttaglist1 = new NBTTagList();
Iterator iterator;
for (i = 0; i < chunk.entitySlices.length; ++i) {
iterator = chunk.entitySlices[i].iterator();
while (iterator.hasNext()) {
Entity entity = (Entity) iterator.next();
chunk.m = true;
nbttagcompound1 = new NBTTagCompound();
if (entity.c(nbttagcompound1)) {
nbttaglist1.add(nbttagcompound1);
}
}
}
nbttagcompound.set("Entities", nbttaglist1);
NBTTagList nbttaglist2 = new NBTTagList();
iterator = chunk.tileEntities.values().iterator();
while (iterator.hasNext()) {
TileEntity tileentity = (TileEntity) iterator.next();
nbttagcompound1 = new NBTTagCompound();
tileentity.b(nbttagcompound1);
nbttaglist2.add(nbttagcompound1);
}
nbttagcompound.set("TileEntities", nbttaglist2);
List list = world.a(chunk, false);
if (list != null) {
long k = world.getTime();
NBTTagList nbttaglist3 = new NBTTagList();
Iterator iterator1 = list.iterator();
while (iterator1.hasNext()) {
NextTickListEntry nextticklistentry = (NextTickListEntry) iterator1.next();
NBTTagCompound nbttagcompound2 = new NBTTagCompound();
nbttagcompound2.setInt("i", nextticklistentry.d);
nbttagcompound2.setInt("x", nextticklistentry.a);
nbttagcompound2.setInt("y", nextticklistentry.b);
nbttagcompound2.setInt("z", nextticklistentry.c);
nbttagcompound2.setInt("t", (int) (nextticklistentry.e - k));
nbttaglist3.add(nbttagcompound2);
}
nbttagcompound.set("TileTicks", nbttaglist3);
}
}
private Chunk a(World world, NBTTagCompound nbttagcompound) {
int i = nbttagcompound.getInt("xPos");
int j = nbttagcompound.getInt("zPos");
Chunk chunk = new Chunk(world, i, j);
chunk.heightMap = nbttagcompound.getIntArray("HeightMap");
chunk.done = nbttagcompound.getBoolean("TerrainPopulated");
NBTTagList nbttaglist = nbttagcompound.getList("Sections");
byte b0 = 16;
ChunkSection[] achunksection = new ChunkSection[b0];
for (int k = 0; k < nbttaglist.size(); ++k) {
NBTTagCompound nbttagcompound1 = (NBTTagCompound) nbttaglist.get(k);
byte b1 = nbttagcompound1.getByte("Y");
ChunkSection chunksection = new ChunkSection(b1 << 4);
chunksection.a(nbttagcompound1.getByteArray("Blocks"));
if (nbttagcompound1.hasKey("Add")) {
chunksection.a(new NibbleArray(nbttagcompound1.getByteArray("Add"), 4));
}
chunksection.b(new NibbleArray(nbttagcompound1.getByteArray("Data"), 4));
chunksection.d(new NibbleArray(nbttagcompound1.getByteArray("SkyLight"), 4));
chunksection.c(new NibbleArray(nbttagcompound1.getByteArray("BlockLight"), 4));
chunksection.d();
achunksection[b1] = chunksection;
}
chunk.a(achunksection);
if (nbttagcompound.hasKey("Biomes")) {
chunk.a(nbttagcompound.getByteArray("Biomes"));
}
NBTTagList nbttaglist1 = nbttagcompound.getList("Entities");
if (nbttaglist1 != null) {
for (int l = 0; l < nbttaglist1.size(); ++l) {
NBTTagCompound nbttagcompound2 = (NBTTagCompound) nbttaglist1.get(l);
Entity entity = EntityTypes.a(nbttagcompound2, world);
chunk.m = true;
if (entity != null) {
chunk.a(entity);
}
}
}
NBTTagList nbttaglist2 = nbttagcompound.getList("TileEntities");
if (nbttaglist2 != null) {
for (int i1 = 0; i1 < nbttaglist2.size(); ++i1) {
NBTTagCompound nbttagcompound3 = (NBTTagCompound) nbttaglist2.get(i1);
TileEntity tileentity = TileEntity.c(nbttagcompound3);
if (tileentity != null) {
chunk.a(tileentity);
}
}
}
if (nbttagcompound.hasKey("TileTicks")) {
NBTTagList nbttaglist3 = nbttagcompound.getList("TileTicks");
if (nbttaglist3 != null) {
for (int j1 = 0; j1 < nbttaglist3.size(); ++j1) {
NBTTagCompound nbttagcompound4 = (NBTTagCompound) nbttaglist3.get(j1);
world.d(nbttagcompound4.getInt("x"), nbttagcompound4.getInt("y"), nbttagcompound4.getInt("z"), nbttagcompound4.getInt("i"), nbttagcompound4.getInt("t"));
}
}
}
return chunk;
}
}