Re: start a thread in jini

thanks,Gregg

i will think about what you said.

best reagrds
byron lee


2008/5/12, Gregg Wonderly <[email protected]>:
>
> liang li wrote:
>
> >   i wana start a thread which does something periodly in jini.
> > there are to many way to start a thread, however, which is the
> > right way.
> >
>
> A simple thing to consider is whether there are several such things that
> you will do, or just the one.  For 3 or more things, I'd suggest a
> ThreadPoolExecutor.  If the tasks are done with time based triggering, a
> ScheduledThreadPoolExecutor is convenient.  If the events are triggered by
> some event, such as service discovery, or lease/transaction expiration based
> etc, then use a ThreadPoolExecutor to dispatch them as needed.
>
> If you just have one or two things to do, the thread pool won't add much
> value., it will just be another live object to deal with the lifecycle
> thereof.  But I usually use a Runnable/Callable based design from the start
> to allow an easy switch over.
>
> Future's are particularly nice for things that need to be done in the
> background, but which multiple threads of execution need the results of.
>  The work can be dispatched in a synchronized block, and then everyone can
> block on Future.get().
>
> Gregg Wonderly
>

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