hcrypto.engines
Class RailFenceKey

java.lang.Object
  |
  +--hcrypto.cipher.HistoricalKey
        |
        +--hcrypto.engines.RailFenceKey

public class RailFenceKey

extends HistoricalKey

Field Summary

static java.lang.String	DEFAULT_KEY_DESCRIPTOR_PROMPT_STRING A description for a RailFence Key.
static java.lang.String	DEFAULT_KEYWORD_STRING A default key value.

Fields inherited from class hcrypto.cipher.HistoricalKey

alphabet, blocksize, ciphAlphabet, cipherAlphabet, keyDescriptorPrompt, keyspec, keyword, plainAlphabet

Constructor Summary

RailFenceKey()

Method Summary

java.lang.String	getAlgorithm() Returns the name of the algorithm "RailFence".
void	init(java.lang.String keyspec) Creates a RailFenceKey with the specified keyspec.

Methods inherited from class hcrypto.cipher.HistoricalKey

getAlphabet, getBlocksize, getCiphAlphabet, getCTAlphabet, getInstance, getKeyDescriptorPrompt, getKeyword, getPlainAlphabet, initAlphabets, initKey, printAlphabets, removeDuplicateChars

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_KEY_DESCRIPTOR_PROMPT_STRING

public static final java.lang.String DEFAULT_KEY_DESCRIPTOR_PROMPT_STRING

A description for a RailFence Key.

DEFAULT_KEYWORD_STRING

public static final java.lang.String DEFAULT_KEYWORD_STRING

A default key value.

Constructor Detail

RailFenceKey

public RailFenceKey()

Method Detail

init

public void init(java.lang.String keyspec)
          throws java.lang.Exception

Creates a RailFenceKey with the specified keyspec.

Overrides:

init in class HistoricalKey

Parameters:

keySpec - takes the form "blocksize,keyword/alphabet", i.e. "3/azAZ09" for example, which would be mapped into the instance keyword = 3,a string, and sets the alphabet as a String with the value "azAZ09".

getAlgorithm

public java.lang.String getAlgorithm()

Returns the name of the algorithm "RailFence".

Overrides:

getAlgorithm in class HistoricalKey