Subj : Re: Queues vs. Sockets
To : Digital Man
From : X V Lxxix
Date : Fri Jun 20 2008 07:34 am
> Re: Re: Queues vs. Sockets
By: Digital Man to X V Lxxix on Thu Jun 19 2008 01:02 pm
> > Re: Re: Queues vs. Sockets
> By: X V Lxxix to Digital Man on Thu Jun 19 2008 12:46 pm
>
> > > > Both (either one) of these fixes forces the Queue destructor to be
> > > > called at the end of the script which is responsible for detaching
> > > > the node thread from the Queue and removing the Queue from the
> > > > named-queue list.
> > >
> > > that worked. I think part of the problem was that to make the queue
> > > communications work for more than 2 people, I had to create more than
> > > one queue, and consequently each participating user had to create a
> > > local instance of each named queue.
> > >
> > > It made things a lot harder to clean up. Since you have a local
> > > instance of every user's queue, you can't rely on the queue's
> > > existence to determine if the user is still present. so I had to make
> > > an exiting user broadcast on a named "quit" channel so that listening
> > > connections would know the person has left, and both would have to
> > > delete their instance of the queue.
> > >
> > > Somewhere in that nonsense things did not work.
> >
> > Glad it's working for you now. In general, it's good practice to use
> > 'var' to define variables as the scope is then specified (not global)
> > and you'll have better garbage collection.
>
> BTW, I realize it's probably not clear from the documentation
> (
http://synchro.net/docs/jsobjs.html#Queue), but the "value" argument to
> the Queue.write() method can be any of several JS value types: bool,
> string, number, null, *even* an object (with properties of any of these
> types, including nested objects).
> This may help in passing complex state information between threads (nodes)
> without requiring complex string parsing.
VERY good to know. For some reason I was under the assumption that was not the
case. I think I tried passing an object and it didn't work. But....... I've
been known to pull on the "push to open" doors.
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