[3276] in java-interest
Threads -- Was: Reading information from a socket AND the
daemon@ATHENA.MIT.EDU (Mike Afergan)
Sun Nov 5 22:06:27 1995
Date: Sun, 5 Nov 95 20:19:13 EST
To: java-interest@java.sun.com
From: Mike Afergan <mikea@abba.ai.mit.edu>
A follow-up to my question:
Can a thread running in the background make use of applet methods such as
keyDown()?
-- Mike
>Date: Sun, 05 Nov 1995 19:12:44
>To: java-interest@java.sun.com
>From: Mike Afergan <mikea@abba.ai.mit.edu>
>Subject: Reading information from a socket AND the keyboard -- A real headache
>
> I'll keep this real simple:
>
> Note: Still using Alpha3.
>
> I'm writing an applet that has two sources of information: the user and
a socket
>connection. Each time the user presses a key, the applet will respond
through my
>keyDown(). I have also written a group of methods to handle the information
>coming across the socket.
> My problem is this: I need to check both sources constantly, but even with
>threads, the applet interface seems rather malsuited for this task. If I
just had the
>keyboard interface, the applet would "sleep" until a key was depressed.
However,
>there is no such "gotSocketInfo()" method.
> I considered using a separate thread to get the information in the
background.
>Nevertheless, I would need to designate a certain time to check for new
information
>from the thread.
> This problem may be too easy, but it boils down to a simple question. Is
there a
>simple way to do a given task on a regular interval (i.e., every 5
seconds)? (It
>would be better if the key was the reception of new information, but I can
settle for
>checking the stream every five seconds for now.)
> If there is a way to check the stream at a given interval, will
> n = mc.serverInput.read(buf, 0, buf.length);
>cause my applet to hang if there is no new information in the stream?
> Am I perhaps missing a better solution?
>
> Any suggestions, comments would be greatly appreciated.
>
> Thanks,
>
> -- Mike
>
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