This code lets you see what is in your session & request - usually nearly what
you expect but spelled wrong!
replace dbmd with what-ever you write log messages with (System.out.println
probably).
You can solve a lot of bugs with them. Ask again if that doesn't crack it!
=========================================
//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
public static void printSessionAttributeNames(String caller, HttpSession
session) {
Enumeration ee3 = session.getAttributeNames();
dbmd("printSessionAttributeNames: for caller: "+ caller +" -
start...");
while (ee3.hasMoreElements()) {
String name = (String)ee3.nextElement();
Object object = session.getAttribute(name);
String className = object == null ? "null" :
object.getClass().getName();
dbmd(name +" of class:"+ className);
}
dbmd("printSessionAttributeNames: for caller: "+ caller +" - end");
}
//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
public static void printRequestAttributeNames(String caller,
HttpServletRequest request) {
Enumeration ee2 = request.getAttributeNames();
dbmd("printRequestAttributeNames: for caller: "+ caller +" -
start...");
while (ee2.hasMoreElements()) {
String name = (String)ee2.nextElement();
Object object = request.getAttribute(name);
String className = object == "null" ? null :
object.getClass().getName();
dbmd(name +" of class:"+ className);
}
dbmd("printRequestAttributeNames: for caller: "+ caller +" - end");
}
//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
public static void printRequestParameters(String caller, HttpServletRequest
request) {
Enumeration ee5 = request.getParameterNames();
dbmd("printRequestParameters: for caller: "+ caller +" - start...");
while (ee5.hasMoreElements()) {
String name = (String)ee5.nextElement();
String[] values = request.getParameterValues(name);
String print = "name: "+ name +" value(s): ";
for (int ii5 = 0; ii5 < values.length; ii5++) {
print += values[ii5];
if (ii5 < values.length - 1) {
print += ", ";
}
}
dbmd(print);
}
dbmd("printRequestParameters: for caller: "+ caller +" - end");
}
======================================================
--- Slimane Zouggari <[EMAIL PROTECTED]> wrote:
> Hi,
>
> sorry that I didn't mention it :)
> The error is that my form (which normally should have a scope session) is
> null !
>
> so, when I run the app, it throws a java.lang.NullException, because I try
> to use sdf which is null
> (that's why I made a test to see if sdf == null, in that case my mapping
> returns an error page)
>
> To summarize, the problem isn't that I have wrong values, but that my form
> seems to not have a scope session (although it does have the mention
> session in the struts-config.xml)
>
> Thanx for your answer and sorry that I wasn't clear enough.
>
> Friendly Regards,
> Slimane
>
> At 01:42 13/03/2002 -0800, you wrote:
> > > it doesn't work anymore
> >what's the exact problem,
> >exception or form there but values not set as expected or what?
> >If you create a constructor for your form & print your form variable (ie'
> >'this' in it (& in the reset method too) you'll be able to make sure you
> only
> >have 1 version of the form & that you are 'talking' to the one you think you
> >are.
> >
> >--- Slimane Zouggari <[EMAIL PROTECTED]> wrote:
> > > Hi,
> > >
> > > I have defined in my struts-config.xml an ActionForm with a scope
> session.
> > > Here's the struts-config code:
> > >
> > > > <action path="/searchbydate"
> > > > type="be.stluc.info.struts.SearchByDateAction"
> > > > name="searchbydateform"
> > > > scope="session">
> > > >
> > > > <forward name="successProject" path="/projectdetails.do" />
> > > > <forward name="successParticipant" path="/participantdetails.do" />
> > > > <forward name="successAllProject" path="/allprojectdetails.do" />
> > > > <forward name="successAllParticipant"
> > path="/allparticipantdetails.do"
> > > />
> > > > <forward name="baddates" path="/baddates.html" />
> > > > <forward name="error" path="/error.html" />
> > > >
> > > > </action>
> > >
> > > The first time I use it in my java code, it works allright, but when I
> > want
> > > to use it in a second Action class, it doesn't work anymore :(
> > >
> > > Here's my java code:
> > > > HttpSession session = request.getSession();
> > > > SearchByDateForm sdf =
> > > > (SearchByDateForm) session.getAttribute("searchbydateform");
> > > >
> > > > if (sdf == null) {
> > > > return mapping.findForward("noForm");
> > > > }
> > >
> > > I'm sure it's just a simple error, but I can't find it :(
> > >
> > > Any pointer would be greatly appreciated.
> > >
> > > Friendly Regards,
> > > Slimane
> > >
> > >
> > > --
> > > To unsubscribe,
> > e-mail: <mailto:[EMAIL PROTECTED]>
> > > For additional commands, e-mail:
> > <mailto:[EMAIL PROTECTED]>
> > >
> >
> >
> >=====
> >~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >Search the archive:-
> >http://www.mail-archive.com/struts-user%40jakarta.apache.org/
> >~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >Keith Bacon - Looking for struts work - South-East UK.
> >phone UK 07960 011275
> >
> >__________________________________________________
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>
> --
> To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]>
> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
>
=====
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Search the archive:-
http://www.mail-archive.com/struts-user%40jakarta.apache.org/
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Keith Bacon - Looking for struts work - South-East UK.
phone UK 07960 011275
__________________________________________________
Do You Yahoo!?
Try FREE Yahoo! Mail - the world's greatest free email!
http://mail.yahoo.com/
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