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List:       james-dev
Subject:    Re: [VOTE] POJO pattern
From:       Alexander Zhukov <zhukov.alex () gmail ! com>
Date:       2005-04-27 11:48:26
Message-ID: 1c9dbfb20504270448550b95c3 () mail ! gmail ! com
[Download RAW message or body]

POJOs +1
SDI +0
CDI +1

On 4/11/05, Danny Angus <Danny_Angus@slc.co.uk> wrote:
> I propose that work commence to extract James's "value add" IP from classes
> supporting Avalon specific lifecycle attributes, and Avalon component
> dependance, to POJO classes.
> I further propose that these POJO's are designed to support IoC but are
> agnostic in their choice of SDI/CDI
> Therfore I propose that these classes be designed along SDI lines in order
> that the change is evolutionary and that they can later be factored to
> allow their use by CDI frameworks by those people who wish to do so.
> 
> The basic pattern will be to have agnostic POJO's contain James' domain
> specific code.
> These POJO's will be extended to produce SDI, CDI, J2EE, or bespoke
> pattern-specific lifecycle specialisations through inheritance, delegation
> or injection.
> These specialisations can then be used to assemble behavioural solutions in
> CDI SDI or J2EE containers which can be maintaned independantly of the
> domain specific code in the POJO's
> 
> For example:
> SMTPHandler -> CDISMTPHandler
> -> SpringSMTPHandler
> -> JCASMTPHandler
> -> AvalonSMTPHandler
> 
> Please indicate your prefrence:
> 
> [ ] +1 I agree that Agnostic SDI style POJO's are an effective first step
> and will participate in the development work
> [ ] +0 I neither agree nor disagree that Agnostic SDI style POJO's are an
> effective first step but do not oppose the proposal
> [ ] -0 I disagree that Agnostic SDI style POJO's are an effective first
> step but do not oppose the proposal
> [ ] -1 I disagree that Agnostic SDI style POJO's are an effective first
> step and oppose the proposal because:..
> 
> d.
> 
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