org.mapdb

Class Volume.MemoryVol

java.lang.Object

org.mapdb.Volume

org.mapdb.Volume.ByteBufferVol

org.mapdb.Volume.MemoryVol

Enclosing class:

Volume

public static final class Volume.MemoryVol
extends Volume.ByteBufferVol

Nested Class Summary

Nested classes/interfaces inherited from class org.mapdb.Volume

Volume.ByteBufferVol, Volume.Factory, Volume.FileChannelVol, Volume.MappedFileVol, Volume.MemoryVol

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	useDirectBuffer

Fields inherited from class org.mapdb.Volume.ByteBufferVol

asyncWriteEnabled, chunks, chunkShift, chunkSize, chunkSizeModMask, cleanerHackDisabled, growLock, hasLimit, readOnly, sizeLimit

Fields inherited from class org.mapdb.Volume

closed

Constructor Summary

Constructors

Constructor and Description
MemoryVol(boolean useDirectBuffer, long sizeLimit, int chunkShift)

Method Summary

Modifier and Type	Method and Description
void	close()
void	deleteFile()
java.io.File	getFile() returns underlying file if it exists
protected java.nio.ByteBuffer	makeNewBuffer(long offset)
void	sync()
java.lang.String	toString()
void	truncate(long size)

Methods inherited from class org.mapdb.Volume.ByteBufferVol

getByte, getDataInput, getInt, getLong, isEmpty, isSliced, putByte, putData, putData, putInt, putLong, tryAvailable, unmap

Methods inherited from class org.mapdb.Volume

ensureAvailable, fileFactory, fileFactory, fileFactory, fileFactory, getPackedLong, getSixLong, getUnsignedByte, getUnsignedShort, memoryFactory, putPackedLong, putSixLong, putUnsignedByte, putUnsignedShort, volumeForFile, volumeForFile, volumeForFile, volumeTransfer

Methods inherited from class java.lang.Object

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

Field Detail

useDirectBuffer

protected final boolean useDirectBuffer

Constructor Detail

MemoryVol

public MemoryVol(boolean useDirectBuffer,
                 long sizeLimit,
                 int chunkShift)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

makeNewBuffer

protected java.nio.ByteBuffer makeNewBuffer(long offset)

Specified by:

makeNewBuffer in class Volume.ByteBufferVol

truncate

public void truncate(long size)

Specified by:

truncate in class Volume

close

public void close()

Specified by:

close in class Volume

sync

public void sync()

Specified by:

sync in class Volume

deleteFile

public void deleteFile()

Specified by:

deleteFile in class Volume

getFile

public java.io.File getFile()

Description copied from class: Volume

returns underlying file if it exists

Specified by:

getFile in class Volume