@CreditCardNumber for Hibernate Validator ----------------------------------------- Key: ANN-508 URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-508 Project: Hibernate Annotations Type: New Feature Components: validator Reporter: Gavin King Assigned to: Emmanuel Bernard Fix For: 3.2.2 I just dicovered the existence of the Luhn algorithm ;-) Very cool. http://en.wikipedia.org/wiki/Luhn_algorithm Here is a Java impl: http://www.darkcanyongroup.com/code/luhn_algorithm.txt We should have a built-in validator for this. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://opensource.atlassian.com/projects/hibernate/secure/Administrators.... - For more information on JIRA, see: http://www.atlassian.com/software/jira