Subj : Re: Threading in JavaScript
To   : comp.lang.javascript,netscape.public.mozilla.jseng
From : Stephen <ssansom@austin.rr.com>
Date : Sun Feb 02 2003 04:56 pm

Gordan wrote:
> Steve van Dongen wrote:
> 
> 
>>On Sat, 01 Feb 2003 17:40:17 +0000, Gordan <gordan@_NOSPAM_bobich.net>
>>wrote:
> 
> 
> [snip]
> 
> 
>>>I was thinking about working around this by using IFRAMEs instead of DIVs,
>>>but I have found that the single-thread paradigm also spans frames within
>>>a single browser instance.
>>>
>>>The only workaround I can think of is creating a Java applet or a
>>>plugin/ActiveX control combo (I need the app to be cross-browser) that can
>>>take a URL, or a list of URLs and start downloading them independently.
>>>Then I could fudge the delay loop using a recursive setTimeout() based
>>>function for polling the status, and working around the problem that way.
>>>It wouldn't work around the parallel page generation issues, but it would
>>>at least work around the issue of not being able to fork multiple
>>>simultaneous downloads.
> 
> 
> [snip]
> 
> 
>>Sounds like you should look into XMLHTTP
>>http://jibbering.com/2002/4/httprequest.html
> 
> 
> Thank for the reply, Steve.
> 
> I am already aware of the XMLHTTP method for downloading things. 
> Unfortunately, it only allows the download of one file at a time, which is 
> why I was looking for a different solution that allows me to download 
> multiple files simultaneously.
> 

Will these (possibly as many as 100) files come from the same server or 
from multiple different servers? Do you have control over all/any of 
these servers' configs?

How do you envision "download[ing] multiple files simultaneously" 
happening across TCP/IP using HTTP? What networking issues have you 
considered in this context?

Regards,
Stephen

.