Subj : Re: many producers/one consumer
To   : comp.programming.threads
From : Lankad
Date : Thu Feb 17 2005 01:57 pm

that's a cool idea, maybe I'll try this in another program...

I already implemented the counter method...

Thanks

"Eric Sosman" <eric.sosman@sun.com> wrote in message
news:cv2ga6$g9d$1@news1brm.Central.Sun.COM...
>
>
> Keith O wrote:
> > Hi,
> >
> > I have a many producers(threads) that add data to a queue and one
> > consumer(thread) that reads from the queue and writes the data to a
> > database.
> >
> > What is a good algorithm to handle this sort of thing. The thing that's
> > bugging me is when the producers finish producing data and exit, I want
the
> > consumer to know that it should stop checking for new data and exit.
>
>     One approach is for each producer to put a final
> "Hail and farewell" item on the end of the queue just
> before it exits.  When the consumer finds this special
> item it can decrement its N_producers counter and exit
> if it's reached zero.
>
> -- 
> Eric.Sosman@sun.com
>

.