Re: OScheduler

Has there been any more progress in either of these being adopted by OS?


Cheers,
   matthew

On Jan 9, 2004, at 5:59 PM, Mathias Bogaert wrote:

> James,
>
> The scheduler I created is *much* more simple (and thus *much* less
> features) than Quartz. I didn't even consider clustering,  
> 'prioritization of
> job firing', and most of the other (exotic) Quartz features. I just  
> needed a
> fairly simple scheduler that could persist my jobs *using Hibernate*.  
> To be
> frank, I currently don't have much time left to work on issues like  
> that, so
> I would very much appreciate a collaborative effort.
>
> Here are some concrete questions for you:
>
> 1. OS components are lean and mean, so I'm not sure some of Quartz  
> features
> will 'fit' in, e.g. RMI, how do you see this?
> 2. The package should be com.opensymphony.quartz, objections?
> 3. What are your main motivations for moving to OS now and not before?
>
> Cheers,
> Mathias
>
> ----- Original Message -----
> From: "James House" <[email protected]>
> To: <[email protected]>
> Sent: Friday, January 09, 2004 9:44 PM
> Subject: Re: [Opensymphony-developers] OScheduler
>
>
>>
>> Matthias,
>>
>> James here (primary developer of Quartz).  I don't know if your
>> interested or not, but I've had a full new design of Quartz (Quartz  
>> 2.0)
>> getting dusty for several months no, and was getting ready to actually
>> dig in and build the thing (The work is about 20% done, and the  
>> changes
>> include: a significantly improved/changed API, usage of Hibernate for
>> persistence, over-hauled clustering features, re-thinking of how
>> guarantees and prioritization of job firings (and misfirings) occur,
>> etc.).   In the past I had been invited to join Quartz under the OS
>> umbrella, and had declined, but I was actually planning to write an
>> e-mail to Patrick in the next week or so and ask if I'm still welcome,
>> and see if anyone wants to help...  I'm also interested in leaving
>> SourceForge and moving java.net.
>>
>> Anyway what are your thoughts on a collaborative effort?
>>
>> james
>>
>>
>> Hani Suleiman wrote:
>>
>>> Yep, that's what I was going to propose. xml, ejb, and memory.
>>>
>>> Mathias Bogaert wrote:
>>>
>>>> I'm not a big fan of multiple persistence mechanisms (look at the  
>>>> many
>>>> problems with it in OSUser/OSAccess). Hibernate supports all kinds  
>>>> of
>>>> databases, so no problem there. And offcourse, the API allows to
>>>> plug, but
>>>> except for perhaps an XML and EJB one, I don't think we should add
> more.
>>>>
>>>> Mathias
>>>>
>>>> ----- Original Message -----
>>>> From: "Hani Suleiman" <[email protected]>
>>>> To: <[email protected]>
>>>> Sent: Friday, January 09, 2004 9:17 PM
>>>> Subject: Re: [Opensymphony-developers] OScheduler
>>>>
>>>>
>>>>
>>>>> Yes! Although the one thing that is glaringly missing from your
>>>>> description is support for multiple persistence mechanisms, so any
>>>>> objections to adding that in?
>>>>>
>>>>> Anyway, big +1 from me for having such a component, as long as it
>>>>> follows the same principles as all the others (few dependencies,
>>>>> optional support for stuff, etc etc).
>>>>>
>>>>> Mathias Bogaert wrote:
>>>>>
>>>>>
>>>>>> Guys,
>>>>>>
>>>>>> Over the last month, I've written a scheduler (like Quartz), but  
>>>>>> with
>>>>>
>>>>
>>>> much
>>>>
>>>>>> cleaner interfaces, based on java.util.Timer, lot of the same
>>>>>> principals
>>>>>
>>>>
>>>> as
>>>>
>>>>>> XWork (Job, JobSupport, JobInvocation, interceptors, etc), using  
>>>>>> the
>>>>>
>>>>
>>>> cron
>>>>
>>>>>> parser from OSCache, with Hibernate as backing store for storing  
>>>>>> jobs
>>>>>
>>>>
>>>> and
>>>>
>>>>>> job parameters (that are set on a job having setters). Startup
>>>>>> through a
>>>>>> context listener. The documentation is a work in progress, and  
>>>>>> it's
>>>>>> not
>>>>>
>>>>
>>>> very
>>>>
>>>>>> well tested (almost zero unit tests, I'm not into TDD yet).
>>>>>>
>>>>>> I've been thinking about releasing it as open source, and I'm
>>>>>> wondering
>>>>>
>>>>
>>>> if
>>>>
>>>>>> OpenSymphony would be interested. Offcourse any better name or  
>>>>>> other
>>>>>> suggestions are appreciated.
>>>>>>
>>>>>> Mathias Bogaert
>>>>>>
>>>>>>
>>>>>>
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