Package net.haesleinhuepf.clij.coremem.memmap

Class MemoryMappedFile

java.lang.Object

net.haesleinhuepf.clij.coremem.memmap.MemoryMappedFile

All Implemented Interfaces:

AutoCloseable, Cleanable

public class MemoryMappedFile
extends Object
implements AutoCloseable, Cleanable

Author:

royer

Constructor Summary

Constructors

Constructor	Description
MemoryMappedFile(FileChannel pFileChannel, MemoryMappedFileAccessMode pAccessMode, long pFilePosition, long pMappedRegionLength, boolean pExtendIfNeeded)	Instanciates a memory mapped file for a given file channel, access mode, file position, mapped region length, and 'extend-if-needed' flag.

Method Summary

Modifier and Type	Method	Description
void	close()
long	getAddressAtFilePosition(long pFilePosition)
Cleaner	getCleaner()	Returns the cleaner for this object.

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryMappedFile

public MemoryMappedFile(FileChannel pFileChannel,
                        MemoryMappedFileAccessMode pAccessMode,
                        long pFilePosition,
                        long pMappedRegionLength,
                        boolean pExtendIfNeeded)

Instanciates a memory mapped file for a given file channel, access mode, file position, mapped region length, and 'extend-if-needed' flag.

Parameters:

pFileChannel - file channel

pAccessMode - access mode

pFilePosition - file position

pMappedRegionLength - region length

pExtendIfNeeded - true extend if needed

Method Detail

getAddressAtFilePosition

public long getAddressAtFilePosition(long pFilePosition)

Parameters:

pFilePosition - file position

Returns:

address at file position

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Throws:

IOException

getCleaner

public Cleaner getCleaner()

Description copied from interface: Cleanable

Returns the cleaner for this object.

Specified by:

getCleaner in interface Cleanable

Returns:

cleaner runnable