Re: spring hibernate injection

From:
"comp.lang.java.programmer" <eunever32@yahoo.co.uk>
Newsgroups:
comp.lang.java.programmer
Date:
Wed, 2 Mar 2011 14:18:57 -0800 (PST)
Message-ID:
<eb2c4ec0-6760-4717-8966-f022e1b950dd@o10g2000vbg.googlegroups.com>
On Mar 2, 4:11 pm, Aeris <ae...@imirhil.fr> wrote:

euneve...@yahoo.co.uk wrote:

I don't see any =ABdetailsService=BB in your Spring configuration. So=85

In your config file, your real DAO is a proxy of your class, managed by
Spring through CGLIB, so your DAO type in your service must not be MyDAO
directly but a dynamic type build at runtime by CGLIB, which is impossibl=

e

to manage with Spring (all type must be known at compile time, not at
runtime).

If you want 3tiers architecture (DOM/DAO/Service), you have to handle
=ABnative=BB class (not proxified):

public class MyDAO {}
public class MyService {
   private MyDAO dao;
   public void setDAO(MyDAO dao) { this.dao = dao; }

}

<bean id="myDao" class="MyDAO" />
<bean id="myService" class="MyService">
    <property name="dao" ref="myDao" />
</bean>

--
Aeris


That's good and I have no wish to have a proxified class.

But how can I have a POJO DAO like in Apress "beginning hibernate"
that doesn't need to worry about sessions ie just

Session session = this.sessionFactory.getCurrentSession();

and allows rendering to JSP and no need to start or commit
transactions.

I will be using this in a read-only environment and I want to avoid
worrying about connections/sessions/transactions.

Also this code would be used as a template for future java based
reports.

If I have to use HibernateDaoSupport I will, I just thought the above
way was recommended.

Cheers.

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