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Re: Java servlet, comet, long polling, websocket: I am consused !!

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On Wed, 28 Nov 2012 21:02:59 -0800, Kevin McMurtrie wrote:

> In article <dq-dnVh_K8ErLDLNnZ2dnUVZ_umdnZ2d@giganews.com>,
>  jebblue <n@n.nnn> wrote:
> 
>> On Sat, 10 Nov 2012 13:23:41 -0800, Kevin McMurtrie wrote:
>> 
>> > In article <k7ln1q$id0$1@news.albasani.net>,
>> >  "sl@exabyte" <sb5309@hotmail.com> wrote:
>> > 
>> >> I have been reading the above topics for several days, and now utterly 
>> >> confused.
>> >> 
>> >> I am trying to to put a  server program for char room feature on my web 
>> >> site. To make the server program more efficient I am thinking of using 
>> >> sockets.
>> >> 
>> >> For the client end, I would to use socket if I can (otherwise AJAX).
>> >> 
>> >> At the server end, PHP or java daemon.
>> >> 
>> >> My questions:
>> >> 
>> >> 1.
>> >> a) For the front end, can I use java servlet ? I understand that websocket 
>> >> is not generally supported.
>> >> b) Is java servlet supported by browsers generally ?
>> >> 
>> >> 2.
>> >> I discover that there are comet, long polling, websocket. I am very 
>> >> confused 
>> >> now.
>> >> 
>> >> Can some experts discuss somewhat of all these options ?
>> >> 
>> >> Thanks.
>> > 
>> > 
>> > I'm using WebSockets with Jetty.  It generally works well for two-way 
>> > text messaging and it doesn't interfere with REST/Servlet APIs.  Recent 
>> > but important features, like ping/pong and different message types, 
>> > aren't supported by browsers.  There's also zero error handling defined 
>> > so you'll need to work that in.
>> > 
>> > Tomcat has experimental support for WebSockets but I recommend Jetty 
>> > instead.
>> 
>> Jetty doesn't even have a clean start/stop CLI interface like
>> Tomcat has had all along. Tomcat is the basis for all major
>> Enterprise Java web servers.
> 
> Why the totally off-topic reply about the start/stop procedure?
> 

Cars or the moon would be off-topic.

> /opt/jetty/bin/jetty.sh stop
> /opt/jetty/bin/jetty.sh start
> 
> Or use the init.d scripts.  That looks a lot like Tomcat.
> 

Thanks, guess I didn't look far enough. Tomcat is still the basis of
every major enterprise Java platform.

> I recommend using the server best supports the features you need.  
> Software developers aren't paid lots of money to make decisions based on 
> FUD.  There's good reason for Restlet, Jetty, Resin, Tomcat, and other 
> engines existing.

FUD? Nope. Mistake yes, FUD no, not at all. When WebSphere or
WebLogic decide to switch to Jetty I'll look at it again.

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Java servlet, comet, long polling, websocket: I am consused !! "sl@exabyte" <sb5309@hotmail.com> - 2012-11-10 22:06 +0800
  Re: Java servlet, comet, long polling, websocket: I am consused !! markspace <-@.> - 2012-11-10 08:09 -0800
    Re: Java servlet, comet, long polling, websocket: I am consused !! "sl@exabyte" <sb5309@hotmail.com> - 2012-11-11 00:21 +0800
      Re: Java servlet, comet, long polling, websocket: I am consused !! markspace <-@.> - 2012-11-10 08:31 -0800
      Re: Java servlet, comet, long polling, websocket: I am consused !! "William Bonawentura" <nie@ma.mnie.pl> - 2012-11-12 07:38 +0100
        Re: Java servlet, comet, long polling, websocket: I am consused !! "sl@exabyte" <sb5309@hotmail.com> - 2012-11-12 22:13 +0800
      Re: Java servlet, comet, long polling, websocket: I am consused !! Arne Vajhøj <arne@vajhoej.dk> - 2012-12-10 22:20 -0500
  Re: Java servlet, comet, long polling, websocket: I am consused !! Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2012-11-10 13:23 -0800
    Re: Java servlet, comet, long polling, websocket: I am consused !! "sl@exabyte" <sb5309@hotmail.com> - 2012-11-11 21:30 +0800
      Re: Java servlet, comet, long polling, websocket: I am consused !! Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2012-11-13 00:44 -0800
    Re: Java servlet, comet, long polling, websocket: I am consused !! "sl@exabyte" <sb5309@hotmail.com> - 2012-11-11 21:37 +0800
      Re: Java servlet, comet, long polling, websocket: I am consused !! Arne Vajhøj <arne@vajhoej.dk> - 2012-12-10 22:24 -0500
    Re: Java servlet, comet, long polling, websocket: I am consused !! jebblue <n@n.nnn> - 2012-11-23 11:26 -0600
      Re: Java servlet, comet, long polling, websocket: I am consused !! Kevin McMurtrie <mcmurtrie@pixelmemory.us> - 2012-11-28 21:02 -0800
        Re: Java servlet, comet, long polling, websocket: I am consused !! jebblue <n@n.nnn> - 2012-12-07 00:09 -0600
          Re: Java servlet, comet, long polling, websocket: I am consused !! Arved Sandstrom <asandstrom2@eastlink.ca> - 2012-12-07 06:43 -0400
          Re: Java servlet, comet, long polling, websocket: I am consused !! Arne Vajhøj <arne@vajhoej.dk> - 2012-12-09 18:42 -0500
      Re: Java servlet, comet, long polling, websocket: I am consused !! Silvio <silvio@internet.com> - 2012-11-29 11:30 +0100
        Re: Java servlet, comet, long polling, websocket: I am consused !! jebblue <n@n.nnn> - 2012-12-07 00:12 -0600
      Re: Java servlet, comet, long polling, websocket: I am consused !! Roedy Green <see_website@mindprod.com.invalid> - 2012-12-09 10:01 -0800
      Re: Java servlet, comet, long polling, websocket: I am consused !! Arne Vajhøj <arne@vajhoej.dk> - 2012-12-09 18:30 -0500

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