Why session bean method throw EjbTransactionRolledbackException when RuntimeException was thrown

Question

I am trying to persist the entity with constraint validation, when invoke persist - there is constraint that thrown and the caller get EjbTransactionRolledbackException

Answer 1

Just to integrate @Pascal's answer, it is also possible to mark Exception (if it's on your own) with

 @javax.ejb.ApplicationException(rollback = true)
 public class UncheckedException extends RuntimeException {...}