JavaRanch JNLP and Web Start

JWS: Executable jar runs but doesn't show the data

Fri, 2 May 2008 10:28:28 MDT

Hi, I'm trying Java Web Start for the first time today. I installed Apache Web Server and tested it using "localhost" in my browser and it's running fine. I've written a jnlp file and an html page, which has a link to my executable jar file. The pages loads, shows the link, I download the jar to my desktop, but when I execute it, it just shows the GUI, not the data that it's supposed to read from a text file accompanying it. But that same jar files runs fine, shows the data also, when I directly run it from my computer (NOT through the web server).

I'm just not able to understand why the data is not being displayed in my GUI when I download this jar from the web server and it's displayed fine when I run it locally. I've copied ...

calling servlet from JWS application

Thu, 1 May 2008 06:00:24 MDT

I am trying to convert an applet into a JWS deployed application.
How can I get the codeBase from the application?
I need to exchange data between the application and a servlet. Both are hosted on the same server.

Can anybody point me in the right direction please?

Polling from java Web start to web server

Thu, 17 Apr 2008 19:32:19 MDT

I need to poll the web server that launched the java web start.
Does anybody can throw some light on how can I do this.
Right now I am thinking of:
1) Have a Client thread which polls every specific interval. And Server side open a proxy server listening on a particular socket. More of Socket programming