Package com.webcodepro.applecommander.storage.physical

Class ProdosOrder

java.lang.Object

com.webcodepro.applecommander.storage.physical.ImageOrder

com.webcodepro.applecommander.storage.physical.ProdosOrder

All Implemented Interfaces:

HintProvider

public class ProdosOrder
extends ImageOrder

Supports disk images stored in ProDOS physical order.

Field Summary

Fields

Modifier and Type	Field	Description
static final int[]	blockInterleave	This table contains the block offset for a particular DOS sector.
static final int[]	blockOffsets	Defines the location within a block in which the DOS sector resides.

Constructor Summary

Constructors

Constructor	Description
ProdosOrder(Source source)	Construct a ProdosOrder.

Method Summary

Modifier and Type	Method	Description
String	getName()	Return the name of this image order.
boolean	is(Hint hint)
boolean	isBlockDevice()	Indicates that this device is block ordered.
boolean	isTrackAndSectorDevice()	Indicates that this device is track and sector ordered.
byte[]	readBlock(int block)	Read the block from the disk image.
byte[]	readSector(int track, int sector)	Retrieve the specified sector.
void	writeBlock(int block, byte[] data)	Write the block to the disk image.
void	writeSector(int track, int sector, byte[] bytes)	Write the specified sector.

Methods inherited from class com.webcodepro.applecommander.storage.physical.ImageOrder

format, getBlocksOnDevice, getPhysicalSize, getSectorsPerDisk, getSectorsPerTrack, getSource, getTracksPerDisk, isSizeApprox, readBytes, setSource, writeBytes

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.applecommander.hint.HintProvider

isAny

Field Details

blockInterleave

public static final int[] blockInterleave

This table contains the block offset for a particular DOS sector.

blockOffsets

public static final int[] blockOffsets

Defines the location within a block in which the DOS sector resides. (0 = 0-255 and 1 = 256-511.)

Constructor Details

ProdosOrder

public ProdosOrder(Source source)

Construct a ProdosOrder.

Method Details

isBlockDevice

public boolean isBlockDevice()

Indicates that this device is block ordered.

Specified by:

isBlockDevice in class ImageOrder

isTrackAndSectorDevice

public boolean isTrackAndSectorDevice()

Indicates that this device is track and sector ordered.

Specified by:

isTrackAndSectorDevice in class ImageOrder

readBlock

public byte[] readBlock(int block)

Read the block from the disk image. Note: Defined in terms of reading sectors.

Specified by:

readBlock in class ImageOrder

writeBlock

public void writeBlock(int block,
 byte[] data)

Write the block to the disk image. Note: Defined in terms of reading sectors.

Specified by:

writeBlock in class ImageOrder

readSector

public byte[] readSector(int track,
 int sector)
                  throws IllegalArgumentException

Retrieve the specified sector.

Specified by:

readSector in class ImageOrder

Throws:

IllegalArgumentException

writeSector

public void writeSector(int track,
 int sector,
 byte[] bytes)
                 throws IllegalArgumentException

Write the specified sector.

Specified by:

writeSector in class ImageOrder

Throws:

IllegalArgumentException

getName

public String getName()

Return the name of this image order.

Specified by:

getName in class ImageOrder

is

public boolean is(Hint hint)