I\'m using Hibernate Validator 4.0.2, Spring 3.0 and Hibernate 3.3.2 (which, as I understand it, is pre-JPA2) as a JPA 1 provider.
I\'ve found it easy to integrate t
You need to write an entity listener and to trigger validation on @PrePersist, @PreUpdate and even @PreRemove (there are valid use-case for that). See Bean Validation with JPA 1.0 for a code sample.
@PrePersist
@PreUpdate
@PreRemove