sandstorm framework plans

Quartz <[email protected]> Fri, 25 Jul 2003 15:03:38 -0700 (PDT)
Newsgroups gmane.comp.java.seda.user
Message-ID <[email protected]>
Hi,

I would like your feedback on seda/sandstorm plans for future.

Is there provision to make SandStorm more container-like managed? I hate big overkill containers.
But any service designer would like minimal capacities, like the following:

1-
A standard SLCE (service life cycle environment): I mean restart and gracefull shutdown, with
hooks, or at least a ShutdownSignalIf, of course allowing stage to know it, but mainly give a way
to passivate/reactivate the queues intead of killing the whole thing!

2-
to bootstrap non-eventhandlers classes. Basically only require simple object creation and
jndi-like binding.

3-
detach the whole sandstorm content in a "pluggable" classloader. (custom classloader can take care
of "jar/classes changed on disks", initiate shutdown sequence and reload service, eventually
fallback on simple java.net.URLClassLoader)

4-
(now I'll push a bit far I know) Built-in remote sinks... (but this can be worked around as any
async i/o). Only it would be a great sandstorm extension: seda.sandstorm.remote...


- - -

Sure, one could work some of these features around by a fake stage that boots a lot of stuff, and
add signals/fire shutdown signals, and stages trying to persist/refill their sink. But sound like
a lot everytime. Besides, the classloder stuff must be a top level architectural issue.


Thanks.
Dan.


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