public class LuhnCheckValidator extends ModCheckBase implements javax.validation.ConstraintValidator<LuhnCheck,java.lang.CharSequence>
Constructor and Description |
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LuhnCheckValidator() |
Modifier and Type | Method and Description |
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void |
initialize(LuhnCheck constraintAnnotation) |
boolean |
isCheckDigitValid(java.util.List<java.lang.Integer> digits,
char checkDigit)
Validate check digit using Luhn algorithm
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extractDigit, initialize, isValid
public void initialize(LuhnCheck constraintAnnotation)
initialize
in interface javax.validation.ConstraintValidator<LuhnCheck,java.lang.CharSequence>
public boolean isCheckDigitValid(java.util.List<java.lang.Integer> digits, char checkDigit)
isCheckDigitValid
in class ModCheckBase
digits
- The digits over which to calculate the checksumcheckDigit
- the check digittrue
if the luhn check result matches the check digit, false
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