package net.minecraftforge.common.chunkio;
import net.minecraft.world.ChunkCoordIntPair;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.common.util.AsynchronousExecutor;
import net.minecraftforge.event.world.ChunkDataEvent;
import java.io.IOException;
import java.util.concurrent.atomic.AtomicInteger;
class ChunkIOProvider implements AsynchronousExecutor.CallBackProvider<QueuedChunk, net.minecraft.world.chunk.Chunk, Runnable, RuntimeException> {
private final AtomicInteger threadNumber = new AtomicInteger(1);
// async stuff
public net.minecraft.world.chunk.Chunk callStage1(QueuedChunk queuedChunk) throws RuntimeException {
net.minecraft.world.chunk.storage.AnvilChunkLoader loader = queuedChunk.loader;
Object[] data = null;
try {
data = loader.loadChunk__Async(queuedChunk.world, queuedChunk.x, queuedChunk.z);
} catch (IOException e) {
e.printStackTrace();
}
if (data != null) {
queuedChunk.compound = (net.minecraft.nbt.NBTTagCompound) data[1];
return (net.minecraft.world.chunk.Chunk) data[0];
}
return null;
}
// sync stuff
public void callStage2(QueuedChunk queuedChunk, net.minecraft.world.chunk.Chunk chunk) throws RuntimeException {
if(chunk == null) {
// If the chunk loading failed just do it synchronously (may generate)
queuedChunk.provider.originalLoadChunk(queuedChunk.x, queuedChunk.z);
return;
}
queuedChunk.loader.loadEntities(queuedChunk.world, queuedChunk.compound.getCompoundTag("Level"), chunk);
MinecraftForge.EVENT_BUS.post(new ChunkDataEvent.Load(chunk, queuedChunk.compound)); // Don't call ChunkDataEvent.Load async
chunk.lastSaveTime = queuedChunk.provider.worldObj.getTotalWorldTime();
queuedChunk.provider.id2ChunkMap.add(ChunkCoordIntPair.chunkXZ2Int(queuedChunk.x, queuedChunk.z), chunk);
queuedChunk.provider.loadedChunks.add(chunk);
chunk.onChunkLoad();
if (queuedChunk.provider.serverChunkGenerator != null) {
queuedChunk.provider.serverChunkGenerator.recreateStructures(queuedChunk.x, queuedChunk.z);
}
chunk.populateChunk(queuedChunk.provider, queuedChunk.provider, queuedChunk.x, queuedChunk.z);
}
public void callStage3(QueuedChunk queuedChunk, net.minecraft.world.chunk.Chunk chunk, Runnable runnable) throws RuntimeException {
runnable.run();
}
public Thread newThread(Runnable runnable) {
Thread thread = new Thread(runnable, "Chunk I/O Executor Thread-" + threadNumber.getAndIncrement());
thread.setDaemon(true);
return thread;
}
}