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From Simone Tripodi <simonetrip...@apache.org>
Subject Re: DM modularization
Date Wed, 15 Feb 2012 08:39:19 GMT
Salut!

> BTW the goal is to add modules with server impl (war package and maybe
> a distro with embeded tomcat) and a client module.

g r e a t ! +1! :)

-Simo

http://people.apache.org/~simonetripodi/
http://simonetripodi.livejournal.com/
http://twitter.com/simonetripodi
http://www.99soft.org/



On Wed, Feb 15, 2012 at 9:33 AM, Olivier Lamy <olamy@apache.org> wrote:
> Hello,

>
>
>
> 2012/2/15 Simone Tripodi <simonetripodi@apache.org>:
>> Hello!
>>
>> I don't have a strong idea ATM how to replace the Josql, if you
>> already have some hints I would be glad to do the legwork :)
>>
>> We're on the same boat, I thought on keeping the default Java
>> serializer as well in the core module - as a second step, we could
>> even think in a ServiceProvider based factory (find between services,
>> use the default if no one has been found)
>>
>> +1 to Olivier's idea - I see the REST layer as an external module on
>> top of the core... did you think about the same or had a different
>> vision?
>>
>> Have a nice day, all the best!
>> -Simo
>>
>> http://people.apache.org/~simonetripodi/
>> http://simonetripodi.livejournal.com/
>> http://twitter.com/simonetripodi
>> http://www.99soft.org/
>>
>>
>>
>> On Wed, Feb 15, 2012 at 8:23 AM, Raffaele P. Guidi
>> <raffaele.p.guidi@gmail.com> wrote:
>>> regarding the formatting thing - I honestly don't remember why I did the
>>> choice, di as you think best. Josql is used at the core level to select
>>> items to purge in the background, I already pointed out it can also be a
>>> performance bottleneck but it was easy to correct with ad-hoc code.
>>> Regarding serializers - yes it should be done but I suggest to keep the
>>> default one in the core. The java serializer is a bit too slow to be the
>>> default one, IMHO. All other ideas and news are great, including the
>>> memcached protocol, which I already investigated long ago (there's a java
>>> me cached server with pluggable implementations somewhere in google code
>>> that is a good starting point) and the fact that you'll be able to leverage
>>> DM in some ways.
>>>
>>> Ciao,
>>>    R
>>> Il giorno 14/feb/2012 22:29, "Simone Tripodi" <simonetripodi@apache.org>
ha
>>> scritto:
>>>
>>>> Hi all guys,
>>>>
>>>> I've finally got the chance - because I also have the need - to do
>>>> some serious work on DM - now setting up the environment, experiencing
>>>> the following issues and also got following considerations (some of
>>>> them already afforded but discussions where to nowhere):
>>>>
>>>> disclaimer: I am not an OSGi guru, but I've been a modularization
>>>> advocate time before OSGi got popularity, so I would like to apply the
>>>> same approach as well:
>>>>
>>>>  * serializers: all serializers are included by default, I am
>>>> convinced that protostuff serializer can could be extracted as a
>>>> separated module and maybe among other 3rd parties serializers, such
>>>> as Kryo <http://code.google.com/p/kryo/>, ASF Thrift
>>>> <http://thrift.apache.org/> and Avro <http://avro.apache.org/>,
and
>>>> the newer Message Pack <http://msgpack.org/> - users could plug their
>>>> preferred serializer depending on their taste/needs/...
>>>>
>>>>  * net.sf.josql:gentlyweb-utils:1.5 artifact not found - I did a
>>>> little research and found it on <http://josql.sourceforge.net/> -
>>>> while the feature of having an embedded query language is really cool,
>>>> IMHO it could be part of an auxiliary module. I mean, basic query
>>>> system must be supported by combining objects (and fluent APIs could
>>>> help) but I'm not fully convinced on having it as foundation of our
>>>> core module...
>>>>
>>>> A side question for Raf: I am not aware about performances, but why
>>>> did you prefer j.u.Formatter.format( messagePattern, Object... args
>>>> ).toString() over String.format( messagePattern, Object... args ) ?
>>>> I extensively used the j.u.Formatter in Commons-Digester3 but for
>>>> chaining more than one format in the same message, but I didn't notice
>>>> the benefit of using it for single shot... TIA!
>>>>
>>>> As you can see, my proposal is having a minimal DM core, with less
>>>> dependencies as possible, that can be easily enriched with aux
>>>> modules...
>>>>
>>>> please provide your feedbacks, I have some time/energy to put on DM
>>>> and glad to do it!
>>>> TIA,
>>>> -Simo
>>>>
>>>> http://people.apache.org/~simonetripodi/
>>>> http://simonetripodi.livejournal.com/
>>>> http://twitter.com/simonetripodi
>>>> http://www.99soft.org/
>>>>
>
>
>
> --
> Olivier Lamy
> Talend: http://coders.talend.com
> http://twitter.com/olamy | http://linkedin.com/in/olamy

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