程序包 net.minecraft.world.level.chunk.storage

类 RegionFile

java.lang.Object

net.minecraft.world.level.chunk.storage.RegionFile

所有已实现的接口:

AutoCloseable

public class RegionFile
extends Object
implements AutoCloseable

嵌套类概要

嵌套类

修饰符和类型	类	说明
(专用程序包) class	RegionFile.ChunkBuffer
(专用程序包) static interface	RegionFile.CommitOp

字段概要

字段

修饰符和类型	字段	说明
private static final int	CHUNK_HEADER_SIZE
private static final int	CHUNK_NOT_PRESENT
private static final int	EXTERNAL_CHUNK_THRESHOLD
private static final String	EXTERNAL_FILE_EXTENSION
private static final int	EXTERNAL_STREAM_FLAG
private final Path	externalFileDir
private final FileChannel	file
private final ByteBuffer	header
private static final int	HEADER_OFFSET
(专用程序包) final RegionStorageInfo	info
private static final org.slf4j.Logger	LOGGER
private final IntBuffer	offsets
private static final ByteBuffer	PADDING_BUFFER
private final Path	path
private static final int	SECTOR_BYTES
protected static final int	SECTOR_INTS
private final IntBuffer	timestamps
protected final RegionBitmap	usedSectors
(专用程序包) final RegionFileVersion	version

构造器概要

构造器

构造器	说明
RegionFile(RegionStorageInfo p_326174_, Path p_196950_, Path p_196951_, boolean p_196952_)
RegionFile(RegionStorageInfo p_326221_, Path p_63633_, Path p_63634_, RegionFileVersion p_63635_, boolean p_63636_)

方法概要

修饰符和类型	方法	说明
void	clear(ChunkPos p_156614_)
void	close()
private DataInputStream	createChunkInputStream(ChunkPos p_63651_, byte p_63652_, InputStream p_63653_)
private DataInputStream	createExternalChunkInputStream(ChunkPos p_63648_, byte p_63649_)
private ByteBuffer	createExternalStub()
private static ByteArrayInputStream	createStream(ByteBuffer p_63660_, int p_63661_)
boolean	doesChunkExist(ChunkPos p_63674_)
void	flush()
DataInputStream	getChunkDataInputStream(ChunkPos p_63646_)
DataOutputStream	getChunkDataOutputStream(ChunkPos p_63679_)
private Path	getExternalChunkPath(ChunkPos p_63685_)
private static byte	getExternalChunkVersion(byte p_63670_)
private static int	getNumSectors(int p_63641_)
private int	getOffset(ChunkPos p_63687_)
private static int	getOffsetIndex(ChunkPos p_63689_)
Path	getPath()
private static int	getSectorNumber(int p_63672_)
private static int	getTimestamp()
boolean	hasChunk(ChunkPos p_63683_)
private static boolean	isExternalStreamChunk(byte p_63639_)
private int	packSectorOffset(int p_63643_, int p_63644_)
private void	padToFullSector()
private static int	sizeToSectors(int p_63677_)
protected void	write(ChunkPos p_63655_, ByteBuffer p_63656_)
private void	writeHeader()
private RegionFile.CommitOp	writeToExternalFile(Path p_63663_, ByteBuffer p_63664_)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

LOGGER

private static final org.slf4j.Logger LOGGER

SECTOR_BYTES

private static final int SECTOR_BYTES

另请参阅:

• 常量字段值

SECTOR_INTS

protected static final int SECTOR_INTS

另请参阅:

• 常量字段值

CHUNK_HEADER_SIZE

private static final int CHUNK_HEADER_SIZE

另请参阅:

• 常量字段值

HEADER_OFFSET

private static final int HEADER_OFFSET

另请参阅:

• 常量字段值

PADDING_BUFFER

private static final ByteBuffer PADDING_BUFFER

EXTERNAL_FILE_EXTENSION

private static final String EXTERNAL_FILE_EXTENSION

另请参阅:

• 常量字段值

EXTERNAL_STREAM_FLAG

private static final int EXTERNAL_STREAM_FLAG

另请参阅:

• 常量字段值

EXTERNAL_CHUNK_THRESHOLD

private static final int EXTERNAL_CHUNK_THRESHOLD

另请参阅:

• 常量字段值

CHUNK_NOT_PRESENT

private static final int CHUNK_NOT_PRESENT

另请参阅:

• 常量字段值

info

final RegionStorageInfo info

path

private final Path path

file

private final FileChannel file

externalFileDir

private final Path externalFileDir

version

final RegionFileVersion version

header

private final ByteBuffer header

offsets

private final IntBuffer offsets

timestamps

private final IntBuffer timestamps

usedSectors

protected final RegionBitmap usedSectors

构造器详细资料

RegionFile

public RegionFile(RegionStorageInfo p_326174_,
 Path p_196950_,
 Path p_196951_,
 boolean p_196952_)
           throws IOException

抛出:

IOException

RegionFile

public RegionFile(RegionStorageInfo p_326221_,
 Path p_63633_,
 Path p_63634_,
 RegionFileVersion p_63635_,
 boolean p_63636_)
           throws IOException

抛出:

IOException

方法详细资料

getPath

public Path getPath()

getExternalChunkPath

private Path getExternalChunkPath(ChunkPos p_63685_)

getChunkDataInputStream

@Nullable
public DataInputStream getChunkDataInputStream(ChunkPos p_63646_)
                                        throws IOException

抛出:

IOException

getTimestamp

private static int getTimestamp()

isExternalStreamChunk

private static boolean isExternalStreamChunk(byte p_63639_)

getExternalChunkVersion

private static byte getExternalChunkVersion(byte p_63670_)

createChunkInputStream

@Nullable
private DataInputStream createChunkInputStream(ChunkPos p_63651_,
 byte p_63652_,
 InputStream p_63653_)
                                        throws IOException

抛出:

IOException

createExternalChunkInputStream

@Nullable
private DataInputStream createExternalChunkInputStream(ChunkPos p_63648_,
 byte p_63649_)
                                                throws IOException

抛出:

IOException

createStream

private static ByteArrayInputStream createStream(ByteBuffer p_63660_,
 int p_63661_)

packSectorOffset

private int packSectorOffset(int p_63643_,
 int p_63644_)

getNumSectors

private static int getNumSectors(int p_63641_)

getSectorNumber

private static int getSectorNumber(int p_63672_)

sizeToSectors

private static int sizeToSectors(int p_63677_)

doesChunkExist

public boolean doesChunkExist(ChunkPos p_63674_)

getChunkDataOutputStream

public DataOutputStream getChunkDataOutputStream(ChunkPos p_63679_)
                                          throws IOException

抛出:

IOException

flush

public void flush()
           throws IOException

抛出:

IOException

clear

public void clear(ChunkPos p_156614_)
           throws IOException

抛出:

IOException

write

protected void write(ChunkPos p_63655_,
 ByteBuffer p_63656_)
              throws IOException

抛出:

IOException

createExternalStub

private ByteBuffer createExternalStub()

writeToExternalFile

private RegionFile.CommitOp writeToExternalFile(Path p_63663_,
 ByteBuffer p_63664_)
                                         throws IOException

抛出:

IOException

writeHeader

private void writeHeader()
                  throws IOException

抛出:

IOException

getOffset

private int getOffset(ChunkPos p_63687_)

hasChunk

public boolean hasChunk(ChunkPos p_63683_)

getOffsetIndex

private static int getOffsetIndex(ChunkPos p_63689_)

close

public void close()
           throws IOException

指定者:

close 在接口中 AutoCloseable

抛出:

IOException

padToFullSector

private void padToFullSector()
                      throws IOException

抛出:

IOException