com.sun.squawk.peripheral
Class SimulatedNorFlashSectorAllocator

java.lang.Object
  com.sun.squawk.peripheral.SimulatedNorFlashSectorAllocator

All Implemented Interfaces:

INorFlashSectorAllocator, IPeripheral

public class SimulatedNorFlashSectorAllocator
extends Object
implements INorFlashSectorAllocator

Field Summary

protected Vector

sectors

Constructor Summary

SimulatedNorFlashSectorAllocator()

Method Summary

INorFlashSector	getExtraSector(int purpose)
INorFlashSector[]	getInitialSectors(int purpose)
static SimulatedNorFlashSectorAllocator	getSingleton()
void	installSectors(int numberOfSectors, int sectorSize, int purpose) Check to see if there are sectors already installed for the purpose specified, or If there are sectors found on file system use them as is, if not then setup with number of sectors and sectorSize as specified
void	releaseSector(INorFlashSector sector, int purpose) Notify the allocator that a previously allocated sector is no longer required
static void	resetSingleton()
void	setupSectors(int numberOfSectors, int sectorSize, int purpose, boolean useFiles)
void	uninstallSectors() Make it such that I have no sectors allocated.

Methods inherited from class java.lang.Object

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

Field Detail

sectors

protected Vector sectors

Constructor Detail

SimulatedNorFlashSectorAllocator

public SimulatedNorFlashSectorAllocator()

Method Detail

getExtraSector

public INorFlashSector getExtraSector(int purpose)
                               throws InsufficientFlashMemoryException

Specified by:

getExtraSector in interface INorFlashSectorAllocator

Parameters:

purpose - code (defined in INorFlashSector) indicating purpose of sector

Returns:

a free sector

Throws:

InsufficientFlashMemoryException

getInitialSectors

public INorFlashSector[] getInitialSectors(int purpose)

Specified by:

getInitialSectors in interface INorFlashSectorAllocator

Parameters:

purpose - code (defined in INorFlashSector) indicating purpose of sectors

Returns:

the sectors that were in use for this purpose at the time of the last VM exit

getSingleton

public static SimulatedNorFlashSectorAllocator getSingleton()

installSectors

public void installSectors(int numberOfSectors,
                           int sectorSize,
                           int purpose)

Check to see if there are sectors already installed for the purpose specified, or If there are sectors found on file system use them as is, if not then setup with number of sectors and sectorSize as specified

releaseSector

public void releaseSector(INorFlashSector sector,
                          int purpose)

Description copied from interface: INorFlashSectorAllocator

Notify the allocator that a previously allocated sector is no longer required

Specified by:

releaseSector in interface INorFlashSectorAllocator

Parameters:

sector - the sector to free

purpose - code (defined in INorFlashSector) indicating purpose of sector

resetSingleton

public static void resetSingleton()

setupSectors

public void setupSectors(int numberOfSectors,
                         int sectorSize,
                         int purpose,
                         boolean useFiles)

uninstallSectors

public void uninstallSectors()

Make it such that I have no sectors allocated.