org.hibernate.validator.internal.constraintvalidators.hv

Class ModCheckBase

java.lang.Object

org.hibernate.validator.internal.constraintvalidators.hv.ModCheckBase

Direct Known Subclasses:

LuhnCheckValidator, Mod10CheckValidator, Mod11CheckValidator, ModCheckValidator

public abstract class ModCheckBase
extends Object

ModCheckBase contains all shared methods and options used by Mod Check Validators http://en.wikipedia.org/wiki/Check_digit

Author:

George Gastaldi, Hardy Ferentschik, Victor Rezende dos Santos

Constructor Summary

Constructors

Constructor and Description
ModCheckBase()

Method Summary

Modifier and Type	Method and Description
protected int	extractDigit(char value) Returns the numeric int value of a char
protected void	initialize(int startIndex, int endIndex, int checkDigitIndex, boolean ignoreNonDigitCharacters)
abstract boolean	isCheckDigitValid(List<Integer> digits, char checkDigit)
boolean	isValid(CharSequence value, ConstraintValidatorContext context)

Methods inherited from class java.lang.Object

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

Constructor Detail

ModCheckBase

public ModCheckBase()

Method Detail

isValid

public boolean isValid(CharSequence value,
                       ConstraintValidatorContext context)

isCheckDigitValid

public abstract boolean isCheckDigitValid(List<Integer> digits,
                                          char checkDigit)

initialize

protected void initialize(int startIndex,
                          int endIndex,
                          int checkDigitIndex,
                          boolean ignoreNonDigitCharacters)

extractDigit

protected int extractDigit(char value)
                    throws NumberFormatException

Returns the numeric int value of a char

Parameters:

value - the input char to be parsed

Returns:

the numeric int value represented by the character.

Throws:

NumberFormatException - in case character is not a digit