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how many layers in jpetstore application ?

 
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balamca416



Joined: 07 Jun 2009
Posts: 1
Location: chennai

PostPosted: Sun Jun 07, 2009 9:52 am    Post subject: how many layers in jpetstore application ? Reply with quote

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)
e) Database
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