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From Brett Porter <>
Subject Re: Improvements (general and performances) : next steps
Date Mon, 30 Jun 2008 14:02:17 GMT

On 30/06/2008, at 11:42 PM, Emmanuel Venisse wrote:

> Hi,
> In next days, I'll work on some improvements.
> Notification:
> I started to refactor the notification part. I'm removing
> plexus-notification and simplify APIs. In this refactoring, I remove  
> the
> context HashMap and use a "real" object (MessageContext) so it is  
> more easy
> to know what can be used from the context. This refactoring is a  
> first step
> for the notification part because I want in the future to allow a  
> user to
> develop a new notifier without to modify some Continuum code or  
> existing
> JSPs, a notifier will be a plugin but not in 1.2
> I'll remove plexus-mail-sender too and will replace it by the Spring  
> mail
> component
> I'll change the library used by the MSN notifier.

Seems to make sense to me.

> Performance:
> During a build, we won't do DB access, it is a performance issue  
> actually.
> All will be done in memory and the result will be stored at the end.
> I want to remove all HashMap context used actually in the build  
> controller
> and build actions,  they aren't developer friendly.
> To reduce DB access and improve performance a lot, I'd like to use  
> ehcache
> for all major objects (all objects without build results and  
> associated)

Certainly what I want to see, but sounds like a big, scary,  
destabilising change :)

Can we continue with this step by step, or on a feature branch or for  
1.3 or something like that?


Brett Porter

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