me.gosimple.nbvcxz.matching.match

Class SpacialMatch

java.lang.Object

me.gosimple.nbvcxz.matching.match.BaseMatch

me.gosimple.nbvcxz.matching.match.SpacialMatch

All Implemented Interfaces:

Match

public final class SpacialMatch
extends BaseMatch

Author:

Adam Brusselback

Field Summary

Fields inherited from class me.gosimple.nbvcxz.matching.match.BaseMatch

configuration, LOG_10, LOG_129, LOG_2, LOG_26, LOG_37200, LOG_47988

Constructor Summary

Constructors

Constructor and Description
SpacialMatch(String match, Configuration configuration, int start_index, int end_index, AdjacencyGraph adjacencyGraph, int turns, int shiftedNumber) Create a new SpacialMatch which is a sequence of characters following themselves on the keyboard/keypad

Method Summary

Modifier and Type	Method and Description
double	calculateEntropy() Calculate the entropy for the current match
AdjacencyGraph	getAdjacencyGraph()
String	getDetails() Returns details about this match in the form of a String to be printed directly
int	getShiftedNumber()
int	getTurns()

Methods inherited from class me.gosimple.nbvcxz.matching.match.BaseMatch

getEndIndex, getLength, getStartIndex, getToken, log2, nCk

Methods inherited from class java.lang.Object

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

Constructor Detail

SpacialMatch

public SpacialMatch(String match,
                    Configuration configuration,
                    int start_index,
                    int end_index,
                    AdjacencyGraph adjacencyGraph,
                    int turns,
                    int shiftedNumber)

Create a new SpacialMatch which is a sequence of characters following themselves on the keyboard/keypad

Parameters:

match - the part of the password that was matched.

configuration - the Configuration object.

start_index - the starting index of this SpacialMatch.

end_index - the ending index of this SpacialMatch.

adjacencyGraph - the graph used for this SpacialMatch.

turns - the number of turns in this SpacialMatch.

shiftedNumber - the number of shifts in this SpacialMatch.

Method Detail

calculateEntropy

public double calculateEntropy()

Description copied from interface: Match

Calculate the entropy for the current match

Returns:

a double representing the entropy of the current Match.

getAdjacencyGraph

public AdjacencyGraph getAdjacencyGraph()

Returns:

the AdjacencyGraph used in this SpacialMatch.

getTurns

public int getTurns()

Returns:

the number of turns the user makes on the keyboard. 'zxcv' has a turn of 1, 'zxcvfr' has a turn of 2, 'zxcvfrewq' has a turn of 3, etc.

getShiftedNumber

public int getShiftedNumber()

Returns:

the number of key that are shifted (% instead of 5, A instead of a)

getDetails

public String getDetails()

Description copied from interface: Match

Returns details about this match in the form of a String to be printed directly

Specified by:

getDetails in interface Match

Overrides:

getDetails in class BaseMatch

Returns:

all specific details about this Match in printable String format.