Видео ютуба по тегу How To Provide Custom Error Message Using Messagesource

Spring MVC Tutorials 19 - Form Validation 03 (more on Spring MessageSource concept...)
Spring MVC Tutorials 19 - Form Validation 03 (more on Spring MessageSource concept...)
Spring MVC Tutorials 18 - Form Validation 02 (customizing error messages using Spring MessageSource)
Spring MVC Tutorials 18 - Form Validation 02 (customizing error messages using Spring MessageSource)