Hi Jim,
would you mind copying me on this new model as well?
Thanks a lot.
Suneet
-----Original Message-----
From: Jim Frentress <[EMAIL PROTECTED]>
To: [EMAIL PROTECTED] <[EMAIL PROTECTED]>
Date: Tuesday, August 17, 1999 7:12 PM
Subject: Re: Inheritance and EJB
>i'm in the process of defining just such an ejb layering scheme. there are
>(roughly) four logical layers, generic (the one you describe), data, logic,
>persistence. we're currently in production on three logical (ejb) layers
but
>are refactoring to this layering scheme. assuming everything works
>correctly, i'll make the rose model available to interested parties in
>exchange for comments.
>
>> -----Original Message-----
>> From: Masters.Robert [SMTP:[EMAIL PROTECTED]]
>> Sent: Tuesday, August 17, 1999 3:40 PM
>> To: [EMAIL PROTECTED]
>> Subject: Inheritance and EJB
>>
>> Greetings all. I have a number of EJB's that are going to require access
>> to
>> some standard information. Ie for the userIdentiry get the User EJB
>> (useful
>> in some cases), get the system date etc. Pretty much generic information
>> that is going to be used across a wide variety of beans. Currently these
>> general "utility like" methods are done in a stateless session bean (as
>> some
>> db access is required etc). I have been thinking on creating a EJB
>> superclass that implements my generic methods. However the spec states
EJB
>> not to support inheritance. As the methods I will be creating are
generic,
>> they should have no bearing on ejbCreate etc so is it good practice to
use
>> inheritance to solve this issue? and/or are there any other patterns to
>> effecting such approaches as shared behaviour amongst ejb's?
>>
>>
>> Regards
>>
>> Rob Masters
>> Sun Certified Java Programmer
>> Sun Certified Java Developer
>>
>> Comcare Australia
>> (w) 02 6275 0632
>> (f) 02 657 4045
>> [EMAIL PROTECTED]
>> http://www.comcare.gov.au
>>
>>
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