CLASS net/minecraft/class_2861 net/minecraft/world/storage/RegionFile
	FIELD field_20434 LOGGER Lorg/apache/logging/log4j/Logger;
	FIELD field_20435 ZERO Ljava/nio/ByteBuffer;
	FIELD field_20436 channel Ljava/nio/channels/FileChannel;
	FIELD field_20437 outputChunkStreamVersion Lnet/minecraft/class_4486;
	FIELD field_20438 header Ljava/nio/ByteBuffer;
	FIELD field_20439 sectorData Ljava/nio/IntBuffer;
	FIELD field_20440 saveTimes Ljava/nio/IntBuffer;
	FIELD field_20441 sectors Lnet/minecraft/class_4485;
	FIELD field_20657 directory Ljava/nio/file/Path;
	METHOD <init> (Ljava/io/File;Ljava/io/File;Z)V
		ARG 1 file
		ARG 2 directory
		ARG 3 desync
	METHOD <init> (Ljava/nio/file/Path;Ljava/nio/file/Path;Lnet/minecraft/class_4486;Z)V
		ARG 1 file
		ARG 2 directory
		ARG 3 outputChunkStreamVersion
		ARG 4 desync
	METHOD method_12419 getSectorData (Lnet/minecraft/class_1923;)I
		ARG 1 pos
	METHOD method_12423 hasChunk (Lnet/minecraft/class_1923;)Z
		ARG 1 pos
	METHOD method_17909 getIndex (Lnet/minecraft/class_1923;)I
		ARG 0 pos
	METHOD method_21870 writeHeader ()V
	METHOD method_21871 getSize (I)I
		ARG 0 sectorData
	METHOD method_21872 packSectorData (II)I
		ARG 1 offset
		ARG 2 size
	METHOD method_21873 getChunkInputStream (Lnet/minecraft/class_1923;)Ljava/io/DataInputStream;
		ARG 1 pos
	METHOD method_21874 writeChunk (Lnet/minecraft/class_1923;Ljava/nio/ByteBuffer;)V
		ARG 1 pos
	METHOD method_21876 getInputStream (Ljava/nio/ByteBuffer;I)Ljava/io/ByteArrayInputStream;
		ARG 0 buffer
		ARG 1 length
	METHOD method_21877 fillLastSector ()V
	METHOD method_21878 getOffset (I)I
		ARG 0 sectorData
	METHOD method_21879 isChunkValid (Lnet/minecraft/class_1923;)Z
		ARG 1 pos
	METHOD method_21880 getSectorCount (I)I
		ARG 0 byteCount
	METHOD method_21881 getChunkOutputStream (Lnet/minecraft/class_1923;)Ljava/io/DataOutputStream;
		ARG 1 pos
	METHOD method_22407 hasChunkStreamVersionId (B)Z
	METHOD method_22410 writeSafely (Ljava/nio/file/Path;Ljava/nio/ByteBuffer;)Lnet/minecraft/class_2861$class_4549;
	METHOD method_22412 getChunkStreamVersionId (B)B
	METHOD method_22413 getExternalChunkPath (Lnet/minecraft/class_1923;)Ljava/nio/file/Path;
	CLASS class_2862 ChunkBuffer
		FIELD field_17656 pos Lnet/minecraft/class_1923;
	CLASS class_4549 OutputAction