opencard.opt.iso.fs
Class CardFileFileID

java.lang.Object
  opencard.opt.iso.fs.CardFilePathComponent
      opencard.opt.iso.fs.CardFileFileID

public class CardFileFileID

extends CardFilePathComponent

CardFileFileID contains a single CardFilePath component, a two byte file ID.

Field Summary

protected byte[]

fileID Cache the two byte file ID for fast access

Fields inherited from class opencard.opt.iso.fs.CardFilePathComponent

comp

Constructor Summary

CardFileFileID(byte hi, byte lo)
Instantiate a file ID path component.

CardFileFileID(short fileID)
Instantiate a file ID path component.

CardFileFileID(java.lang.String comp)
Instantiate a file ID path component.

Method Summary

boolean	equals(java.lang.Object comp) Compare two file ID components.
int	hashCode() Return a hashcode for this file ID component
byte[]	toByteArray() Return the byte array representing this component.
void	toByteArray(byte[] bites, int off) Fill in the byte array that represents this component.
short	toShort() Return the short representation of this component.

Methods inherited from class opencard.opt.iso.fs.CardFilePathComponent

createComponent, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

fileID

protected byte[] fileID

Cache the two byte file ID for fast access

Constructor Detail

CardFileFileID

public CardFileFileID(java.lang.String comp)

Instantiate a file ID path component.

Parameters:

comp - The String containing the path component.

CardFileFileID

public CardFileFileID(short fileID)

Instantiate a file ID path component.

Parameters:

fileID - A short containing the file ID.

CardFileFileID

public CardFileFileID(byte hi,
                      byte lo)

Instantiate a file ID path component.

Parameters:

hi - The high byte of the fileID (e.g., 0xCA for :CAFE)

lo - The low byte of the fileID (e.g., 0xFE for :CAFE)

Method Detail

toShort

public short toShort()

Return the short representation of this component.

Returns:

A short representing this component.

toByteArray

public byte[] toByteArray()

Return the byte array representing this component.

Returns:

A byte array that represents this component.

toByteArray

public void toByteArray(byte[] bites,
                        int off)

Fill in the byte array that represents this component.

Parameters:

bites - The target byte array.

off - The offset into the target byte array.

equals

public boolean equals(java.lang.Object comp)

Compare two file ID components.

Overrides:

equals in class CardFilePathComponent

Parameters:

comp - An object of type CardFileFileID.

Returns:

True if comp is of type CardFilePathComponent and describes the same path component.

hashCode

public int hashCode()

Return a hashcode for this file ID component