So when EJB should be used ? what should be the factor one should consider
before going to implement something with EJB ? If the site is not
transactional, has no authorization security needs, and is read only, should
one go for simple Java Objects and use Servlets with direct JDBC access ??
-- Ahimanikya
> -----Original Message-----
> From: A mailing list for Enterprise JavaBeans development
> [mailto:[EMAIL PROTECTED]]On Behalf Of Richard Monson-Haefel
> Sent: Thursday, February 17, 2000 6:09 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Session EJBs vs. Java Objects
>
>
> Assaf Arkin wrote:
>
> > EJB is pretty much your Java objects + RMI/IIOP + some EJB logic. That
> > means you can expect it to be slower that plain Java objects.
> >
> > Even if you do not perform the a remote method invocation, still EJB
> > needs to deal with method parameters and return type through
> > marshalling, which is dead slow on some JVMs. (On my machine everything
> > slows down to 25%).
> >
> > The Servlet 2.3 API supports the same transactions and JDBC connection
> > pooling that is available for EJB, so if that's all you're looking for,
> > consider running your database access from the Servlet itself.
> >
> > arkin
> >
>
> Before EJB was officially announced, back in the fall of 1997, I
> developed a site for
> a major cruise line that used Servlets 1.0 and direct JDBC access
> through a facade of
> Java Business Objects. It is quite fast because data access is
> direct, and flexible
> because the business object allowed me to assemble solutions
> easily. This site is not
> transactional, has no authorization security needs, and is read
> only. It has been
> running for three years with little or no modification and its
> still going strong. A
> clear case for using Servlets with direct JDBC access instead of EJB.
>
> --
> Author of Enterprise JavaBeans
> Published by O'Reilly & Associates
>
> EJB FAQ
> http://www.jguru.com/faq/EJB
>
> EJBNow.com
> http://www.ejbnow.com
>
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