dev@grizzly.java.net

Re: About multicast support

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Fri, 24 Apr 2009 09:12:40 -0400

Salut,

Bongjae Chang wrote:
> Hi.
>
> I am a newbie on Grizzly.
>
> I have investigated grizzly for group management service(GMS)'s
> transport layer.
>
> ex) current Shoal(glassfish's GMS module) are using JXTA for tansport
> layer, but I think that it may be possible that Shoal try to use grizzly
> for group communication technology experimentally if grizzly supports
> multicast.
>
> But I don't know whether current Grizzly are supporting IP multicast or not.

We don't support multicast (but I know there are some private company
that have build multicast on top of Grizzly).

>
> If grizzly are supporting IP multicast with old I/O based, could I get
> some examples?
>
> If not, I am curious to know that you are making a plan for multicast
> support.

I would be quite interested to add such features...but we will not some
help. I know it is not really complicated to implement using the current
1.9.x framework.

>
> As you know, NIO.2 may support multicasting with NIO. Then will
> Grizzly's AIO modules support that?

Yes, for sure. But recently the AIO API has changed and I need to do
some rework to make it work in Grizzly.

Thanks

-- Jeanfrancois


>
> --
> Bongjae Chang