well ... one way would be to check the REFERRER Header ... it will give u
the filename from which the JSP was called before checking the QueryString
Params.

Alternatively .. u could pass a additional param that would indicate the
source using

<input type="hidden" name="source" value="jsp1">

in ur form. although that would increase the variable numbers by one



Mayuresh

-----Original Message-----
From: A mailing list about Java Server Pages specification and reference
[mailto:[EMAIL PROTECTED]]On Behalf Of Nicholas Larsson
Sent: Wednesday, May 23, 2001 3:21 PM
To: [EMAIL PROTECTED]
Subject:


Hi!

I use a "search" jsp which is accessed from two different jsp's.
One of the jsp's only needs to send in 1 parameter and the other sends in 3
parameters.
if I use request.getParameter("aaa") I get a nullpointer when parameters
aren't found.

Is there a work around except from including them in the URL (looks bad)?

/Nico

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