no.esito.anonymizer.transformations

Class CreditCard

java.lang.Object

no.esito.anonymizer.transformations.CreditCard

All Implemented Interfaces:

ITransformation

public class CreditCard
extends Object
implements ITransformation

Credit card transformation. It will replace the last digit of the card number to make it validate with MOD-10 checksum.

Field Summary

Fields

Modifier and Type	Field and Description
static String	LABEL

Constructor Summary

Constructors

Constructor and Description
CreditCard()

Method Summary

Modifier and Type	Method and Description
static int[]	getDigits(String chars) Transform a string of digits to array of integers.
static void	main(String[] args) Test of LUHN algorithm.
static String	mod10CheckDigit(String value) MOD 10 - Luhn algorithm for Credit Card encoding.
static String	toCreditCard(String input) Fix the last digit of a credit card number.
String	transform(String input) Method to transform a value.

Methods inherited from class java.lang.Object

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

Field Detail

LABEL

public static final String LABEL

See Also:

Constant Field Values

Constructor Detail

CreditCard

public CreditCard()

Method Detail

transform

public String transform(String input)

Description copied from interface: ITransformation

Method to transform a value.

Specified by:

transform in interface ITransformation

Parameters:

input - Input String

Returns:

Transformed String

toCreditCard

public static String toCreditCard(String input)

Fix the last digit of a credit card number.

Parameters:

input - number string to be changed

Returns:

corrected number

mod10CheckDigit

public static String mod10CheckDigit(String value)

MOD 10 - Luhn algorithm for Credit Card encoding.

Parameters:

value - string of digits

Returns:

MOD10 checksum

getDigits

public static int[] getDigits(String chars)

Transform a string of digits to array of integers.

Parameters:

chars - string of digits

Returns:

array of digits

main

public static void main(String[] args)

Test of LUHN algorithm.

Parameters:

args - empty