org.mapdb.volume

Class MappedFileVol

Volume

ByteBufferVol

org.mapdb.volume.MappedFileVol

public class MappedFileVol
extends ByteBufferVol

Created by jan on 2/29/16.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MappedFileVol.MappedFileFactory

Field Summary

Fields

Modifier and Type	Field and Description
static VolumeFactory	FACTORY
java.io.File	file
java.nio.channels.FileChannel	fileChannel
java.nio.channels.FileLock	fileLock
java.nio.channels.FileChannel.MapMode	mapMode
boolean	preclearDisabled
java.io.RandomAccessFile	raf

Fields inherited from class org.mapdb.volume.ByteBufferVol

cleanerHackEnabled, growLock, readOnly, sliceShift, sliceSize, sliceSizeModMask, slices

Fields inherited from class org.mapdb.volume.Volume

LOG, UNSAFE_VOL_FACTORY, closed

Constructor Summary

Constructors

Constructor and Description
MappedFileVol()

Method Summary

Modifier and Type	Method and Description
void	close()
void	ensureAvailable()
boolean	fileLoad()
java.io.File	getFile()
boolean	getFileLocked()
boolean	isReadOnly()
long	length()
void	sync()
void	truncate()

Methods inherited from class org.mapdb.volume.ByteBufferVol

clear, copyTo, getByte, getData, getDataInput, getDataInputOverlap, getInt, getLong, getPackedLong, getSixLong, getSlice, getUnsignedByte, getUnsignedShort, isSliced, putByte, putData, putData, putDataOverlap, putInt, putLong, putPackedLong, putSixLong, putUnsignedByte, putUnsignedShort, sliceSize, toByte, toByte, unmap

Methods inherited from class org.mapdb.volume.Volume

assertZeroes, clear, clearOverlap, close, copyFrom, copyTo, copyTo, copyTo, deleteFile, ensureAvailable, fileLoad, finalize, getByte, getData, getDataInput, getDataInputOverlap, getFile, getFileLocked, getInt, getLong, getPackedLong, getSixLong, getUnsignedByte, getUnsignedShort, hash, isClosed, isReadOnly, isSliced, length, putByte, putData, putData, putDataOverlap, putInt, putLong, putPackedLong, putSixLong, putUnsignedByte, putUnsignedShort, sliceSize, sync, truncate

Field Detail

FACTORY

public static VolumeFactory FACTORY

file

public java.io.File file

fileChannel

public java.nio.channels.FileChannel fileChannel

mapMode

public java.nio.channels.FileChannel.MapMode mapMode

raf

public java.io.RandomAccessFile raf

fileLock

public java.nio.channels.FileLock fileLock

preclearDisabled

public boolean preclearDisabled

Constructor Detail

MappedFileVol

public MappedFileVol()

Method Detail

ensureAvailable

public void ensureAvailable()

close

public void close()

sync

public void sync()

length

public long length()

isReadOnly

public boolean isReadOnly()

getFile

public java.io.File getFile()

getFileLocked

public boolean getFileLocked()

truncate

public void truncate()

fileLoad

public boolean fileLoad()