This week's book giveaway is in the Other Languages forum. We're giving away four copies of Functional Reactive Programming and have Stephen Blackheath and Anthony Jones on-line! See this thread for details.
I have a form with an integer form bean field (e.g. phoneNumber). This field is not mandatory. but I need to have it only digits (e.g. 0111234567890)
But whenever I keep the field blank, Spring treats it as String and throws exception.