jdollars.core
Class Util

java.lang.Object
  |
  +--jdollars.core.Util

public abstract class Util

extends java.lang.Object

utilities

Method Summary

static void	checkCreditCardNumber(java.lang.String strCCN) use this method to see if a credit card number passes the Mod-10 algorithm (aka Luhn check digit algorithm)
static boolean	isNumeric(java.lang.String strTarget)

Methods inherited from class java.lang.Object

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

Method Detail

checkCreditCardNumber

public static void checkCreditCardNumber(java.lang.String strCCN)
                                  throws InvalidCreditCardNumberException

use this method to see if a credit card number passes the Mod-10 algorithm (aka Luhn check digit algorithm)

isNumeric

public static boolean isNumeric(java.lang.String strTarget)

Returns:

returns true if and only if all characters in the string are numeric digits (0, 1, ..., 9)