CLASS bsz net/minecraft/world/chunk/storage/RegionFile
	CLASS bsz$a ChunkBuffer
	FIELD a EMPTY_SECTOR [B
	FIELD b file Ljava/io/RandomAccessFile;
	FIELD c offsets [I
	FIELD d chunkTimestamps [I
	FIELD e sectorFree Ljava/util/List;
	METHOD a write (I[BI)V
		ARG 1 sectorNumber
		ARG 2 data
	METHOD a getChunkDataInputStream (Lbby;)Ljava/io/DataInputStream;
	METHOD a setOffset (Lbby;I)V
	METHOD a write (Lbby;[BI)V
	METHOD b setTimestamp (Lbby;I)V
	METHOD c getChunkDataOutputStream (Lbby;)Ljava/io/DataOutputStream;
	METHOD d hasChunk (Lbby;)Z
	METHOD e getOffset (Lbby;)I