Joined: 07 Jun 2009
|Posted: Sun Jun 07, 2009 9:52 am Post subject: how many layers in jpetstore application ?
|i run jpetstore spring mvc application, i have doubt, that is how many layers it have ?. it has view, controller, service, bo,dao,persistance layer,and data base
I want to know, how request is processed ? from browser to database hit . How many layers involved?
I think following layers involved please clarify
1a) Presentation Layer (Spring mvc)
b) Business Service Layer (Spring POJOs)
c) DAO Layer (Hibernate DAO Classes of Spring)
d) ORM Layer (Hibernate)