Sorry for my english I leave in french zone ;)
I use Hibernate SessionManager but now i decide to migrate vers JPA for having acces to fonctionality like @PreUpdated @PreCreated ...
I make this parameters but i have this mistake.
I show you what i've done
this is my files
You have to know that GenericDAOImpl provide from genericDAO library https://code.google.com/p/generic-dao/
I show his code
Thanks for your help.