io.github.whippetdb.memory.basic

Class SimpleFileDataIO

java.lang.Object

io.github.whippetdb.memory.basic.DirectDataIO

io.github.whippetdb.memory.basic.SimpleFileDataIO

All Implemented Interfaces:

MemDataIO, MemIO

Direct Known Subclasses:

SimpleFileDataBuffer, SimpleFileDataSpace, SimpleLog

public abstract class SimpleFileDataIO
extends DirectDataIO
implements MemDataIO

Field Summary

Fields

Modifier and Type	Field and Description
java.nio.channels.FileChannel.MapMode	mapMode
boolean	persistent

Constructor Summary

Constructors

Constructor and Description
SimpleFileDataIO(java.lang.String path, java.nio.channels.FileChannel.MapMode mapMode, long initialSize, boolean... persist)
SimpleFileDataIO(java.lang.String path, long initialSize, boolean... persist)

Method Summary

Modifier and Type	Method and Description
void	close()
void	ensureSize(long v)
java.io.File	file()
void	flush()
boolean	rename(java.io.File dest)
void	setSize(long v)
java.lang.String	toString()

Methods inherited from class io.github.whippetdb.memory.basic.DirectDataIO

fillByte, fillLong, read, read, read, readByte, readBytes, readBytes, readInt, readLong, readShort, readString, write, write, write, write, writeByte, writeBytes, writeBytes, writeInt, writeLong, writeShort

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.github.whippetdb.memory.api.MemDataIO

equals, fillLong, readBytes, readBytes, readInt, readLong, readShort, writeBytes, writeBytes, writeInt, writeLong, writeShort

Methods inherited from interface io.github.whippetdb.memory.api.MemIO

compareTo, equals, fillByte, read, read, read, readByte, readString, toString, write, write, write, write, write, writeByte

Field Detail

mapMode

public final java.nio.channels.FileChannel.MapMode mapMode

persistent

public final boolean persistent

Constructor Detail

SimpleFileDataIO

public SimpleFileDataIO(java.lang.String path,
                        long initialSize,
                        boolean... persist)
                 throws java.io.IOException

Throws:

java.io.IOException

SimpleFileDataIO

public SimpleFileDataIO(java.lang.String path,
                        java.nio.channels.FileChannel.MapMode mapMode,
                        long initialSize,
                        boolean... persist)
                 throws java.io.IOException

Throws:

java.io.IOException

Method Detail

file

public java.io.File file()

rename

public boolean rename(java.io.File dest)

flush

public void flush()

close

public void close()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

ensureSize

public void ensureSize(long v)

setSize

public void setSize(long v)