org.smyld.transaction.util

Class TransUtility

java.lang.Object

org.smyld.SMYLDObject

org.smyld.transaction.util.TransUtility

All Implemented Interfaces:

Serializable

public class TransUtility
extends SMYLDObject

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_KEEP_DIGITS
static int	MAX_KEEP_DIGITS
static int	MIN_KEEP_DIGITS

Fields inherited from class org.smyld.SMYLDObject

NEW_LINE, OS_NEW_LINE

Constructor Summary

Constructors

Constructor and Description
TransUtility()

Method Summary

Modifier and Type	Method and Description
static int	generateLUHN(String cardNo)
static String	generateValidCardNo(String cardNo)
static String	scrambleCardNo(String sourceCardNo, int keepDigits)
static String	scrambleCardNo(String sourceCardNo, int keepDigits, long fakeNumber)
static String	scrambleCardNoWithKey(String sourceCardNo, int keepDigits, long keyValue)
static boolean	validateLuhn(String cardNo)

Methods inherited from class org.smyld.SMYLDObject

debug, getLenName, insertInstanceValue, printInstanceValues, toString

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_KEEP_DIGITS

public static final int DEFAULT_KEEP_DIGITS

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Constant Field Values

MIN_KEEP_DIGITS

public static final int MIN_KEEP_DIGITS

See Also:

Constant Field Values

MAX_KEEP_DIGITS

public static final int MAX_KEEP_DIGITS

See Also:

Constant Field Values

Constructor Detail

TransUtility

public TransUtility()

Method Detail

scrambleCardNo

public static String scrambleCardNo(String sourceCardNo,
                                    int keepDigits)

scrambleCardNo

public static String scrambleCardNo(String sourceCardNo,
                                    int keepDigits,
                                    long fakeNumber)

generateValidCardNo

public static String generateValidCardNo(String cardNo)

scrambleCardNoWithKey

public static String scrambleCardNoWithKey(String sourceCardNo,
                                           int keepDigits,
                                           long keyValue)

generateLUHN

public static int generateLUHN(String cardNo)

validateLuhn

public static boolean validateLuhn(String cardNo)