Heya. I'm working on something similar. Take a look at the pushlet system.
It uses Servlets and DHTML to do dynamic push to a browser client.
Further details available on http://www.fluidiom.com:8080/ .
----- Original Message -----
From: "sudarson roy pratihar" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, February 13, 2001 2:45 PM
Subject: Re: Can it be possible in j2ee architecture ?
> Thanks for the reply. My situation is something
> different.The data upataion will be thru some entity
> bean and that bean may be called from some some other
> browser , say administrator's browser. Or the data
> stream may come in real time from real world to the
> bean. But the display at the client should be
> refreshed whenever the bean fires a message that it
> has updated the table.
>
> And regarding applet, I would like to avoid applet if
> possible. If not at all possible, I may like to some
> applet which is not visible in the browser, only used
> for handling reuquest. Pls do suggest me.
> --- Robert Nicholson <[EMAIL PROTECTED]> wrote:
> > If you can rely on your web browser triggering an
> > update or you have an
> > external process performing the update of the
> > cricket data then a background
> > thread is not required. I've only seen asychronous
> > communication performed
> > with a web browser with refresh being used. it was
> > for credit card
> > authorizations and a background thread took care of
> > the processing whilst
> > the JSP page refreshed itself waiting checking the
> > status on the background
> > to see if payment had been processed yet or not. The
> > Thread itself was put
> > into the Session. Quite ingenious I thought at the
> > time.
> >
> > > -----Original Message-----
> > > From: A mailing list for Enterprise JavaBeans
> > development
> > > [mailto:[EMAIL PROTECTED]]On Behalf Of
> > sudarson roy pratihar
> > > Sent: Monday, February 12, 2001 7:55 AM
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: Can it be possible in j2ee
> > architecture ?
> > >
> > >
> > > Hi Robert,
> > > I'm sorry that I can't get your point correctly.
> > Can u
> > > pls explain a bit ? Why thread is needed in the
> > server
> > > side because anyway bean will send a message to
> > the
> > > servlet or jsp whatever may be. Pls explain me and
> > > help me.
> > >
> > > Thanks in advance,
> > > sudarson
> > > --- Robert Nicholson <[EMAIL PROTECTED]> wrote:
> > > > I think you have to rely on meta tag refresh
> > tricks
> > > > for this to work. You
> > > > need a background thread that's processing on
> > your
> > > > server and updates
> > > > content that's display by your browser.
> > > >
> > > > > -----Original Message-----
> > > > > From: A mailing list for Enterprise JavaBeans
> > > > development
> > > > > [mailto:[EMAIL PROTECTED]]On Behalf Of
> > > > Jeffery, Myles
> > > > > Sent: Monday, February 12, 2001 7:09 AM
> > > > > To: [EMAIL PROTECTED]
> > > > > Subject: Re: Can it be possible in j2ee
> > > > architecture ?
> > > > >
> > > > >
> > > > > As far as I know, it is impossible to send a
> > > > message to a browser. You'll
> > > > > have to either configure the webpage to poll
> > the
> > > > server/EJBs or use client
> > > > > side Java connected via Corba/JMS to be
> > informed
> > > > directly of updates.
> > > > >
> > > > > > -----Original Message-----
> > > > > > From: sudarson roy pratihar
> > > > [SMTP:[EMAIL PROTECTED]]
> > > > > > Sent: 12 February 2001 15:03
> > > > > > To: [EMAIL PROTECTED]
> > > > > > Subject: Can it be possible in j2ee
> > > > architecture ?
> > > > > >
> > > > > > Hi All,
> > > > > > I want to design a page whose content is
> > > > dynamic.
> > > > > > Let's take the example of cricket score
> > board.
> > > > > > Whenever an ejb updates the table which is
> > > > source of
> > > > > > data for the page in jsp, it will send to a
> > > > message to
> > > > > > the jsp/servlet. And JSP should chgange the
> > > > content in
> > > > > > clinet's browser. Is it possible? If yes,
> > how ?
> > > > We can
> > > > > > take ejb2.0 for message driven bean and jms
> > > > along with
> > > > > > jsp.And refreshing of the page should be
> > based
> > > > on the
> > > > > > message , not on time intervals.
> > > > > >
> > > > > > Thanks and Regards,
> > > > > > sudarson
> > > > > >
> > > > > >
> > > >
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