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From Sandeep Takhar <sandeep_tak...@yahoo.com>
Subject Re: (RE-POST) RE: using getInputForward vs new ActionForward(mapping.getInput())
Date Thu, 10 Jul 2003 20:56:51 GMT
obvious guy asks:

your input has always been to a .do or equivalent (to
an action) or to a jsp?

sandeep
--- Yansheng Lin <yansheng.lin@isogis.com> wrote:
> Read backwards:).  Interested in finding out why.
> 
> 
> 
> -----Original Message-----
> From: Adam Levine [mailto:adam_l_levine@hotmail.com]
> 
> Sent: July 8, 2003 4:01 PM
> To: struts-user@jakarta.apache.org
> Subject: RE: using getInputForward vs new
> ActionForward(mapping.getInput())
> 
> 
> Or, I can just tie the errors into my session object
> and use my own tags to 
> pull and push them as needed (still ugly, but keeps
> the url clean).
> 
> Perhaps there's a struts developer reading this list
> who has some insight.
> 
> --a
> 
> 
> From: "Yansheng Lin" <yansheng.lin@isogis.com>
> Reply-To: "Struts Users Mailing List"
> <struts-user@jakarta.apache.org>
> To: "'Struts Users Mailing List'"
> <struts-user@jakarta.apache.org>
> Subject: RE: using getInputForward vs new
> ActionForward(mapping.getInput())
> Date: Tue, 8 Jul 2003 15:30:24 -0600
> 
> Huh.  I am surprised that it worked for you before.
> 
> And yes, if you want the URL to change in the
> address bar, you will need 
> some sort of redirect.  (Correct me if I am wrong
> here).  However, once you 
> redirect the page, you lose anything that's returned
> in the response, including
> the
> errors collection.
> 
> An ugly hack is to pass the errors in the URL.  But
> as I said, it's ugly.
> I would be interested to know what happened, why it
> worked before?
> 
> -----Original Message-----
> From: Adam Levine [mailto:adam_l_levine@hotmail.com]
> Sent: July 8, 2003 3:18 PM
> To: struts-user@jakarta.apache.org
> Subject: RE: using getInputForward vs new
> ActionForward(mapping.getInput())
> 
> 
> Correct. isEmpty() returns false (there are items
> present). and yes,
> html:errors shows nothing.
> 
> And, the getInput() does return what I expect.  It
> returns the phsyical url
> of the form page that I want displayed in the
> address bar when there are
> form problems (errors is not empty).
> 
> I'm returning an ActionForward.  The only difference
> is in whether or not
> the redirect is set to true or false.  If it's set
> to true, the address bar
> is right and html:errors shows nothing.  If it's set
> to false, the address
> bar is "wrong" (shows the .jspa dynamic address
> rather than the physical),
> but html:errors works.
> 
> So, what I want is the phsyical address inthe bar,
> and the errors to
> display.
> 
> clearer (?) walk-through:
> entry page:  /app/enterInfo.jsp
> form post:  /app/validateInfo.jspa     <- Action
> 
> on errors, it should display the page contents of
> /app/enterInfo.jsp (which
> it does), and show /app/enterInfo.jsp in the address
> bar, and html:errors
> should iterate.
> 
> with redirect set to false, I get 
> /app/validateInfo.jspa in the address
> bar, the page contents, and an iteration of
> html:errors.
> 
> with redirect set to true, I get /app/enterInfo.jsp,
> the page contents, and
> no html:errors.
> 
> 
> Like I mentioned in my first post, this was working
> the way I wanted before
> I moved to the newer libraries.
> 
> Any other ideas?
> 
> thanks!
> 
> -- adam
> 
> From: "Yansheng Lin" <yansheng.lin@isogis.com>
> Reply-To: "Struts Users Mailing List"
> <struts-user@jakarta.apache.org>
> To: "'Struts Users Mailing List'"
> <struts-user@jakarta.apache.org>
> Subject: RE: using getInputForward vs new
> ActionForward(mapping.getInput())
> Date: Tue, 8 Jul 2003 14:55:45 -0600
> 
> 
> So you are saying that error.isEmpty() returns
> false, but <html:errors/>
> doesn't
> display anything?
> 
> This is happening 'cause you use redirect instead of
> forward. Also You might
> want to try System.out.println(mapping.getInput())
> to see if you are going
> back
> to the right page. You might be surprised:).
> 
> -----Original Message-----
> From: Adam Levine [mailto:adam_l_levine@hotmail.com]
> Sent: July 8, 2003 1:40 PM
> To: struts-user@jakarta.apache.org
> Subject: using getInputForward vs new
> ActionForward(mapping.getInput())
> 
> My goal in handling "business problems" in
> validating a form submission from
> an Action.execute() is 2-fold:
> 
> 
> 1:  Display the accumulated ActionErrors (ie, using
> [html:errors/] )
> 
> 2: "Return" the user to the exact same URL in their
> browser address bar.
> 
> I was using an action-mapping forward in
> struts-config to send them to the
> original .jsp they used to submit from.  The errors
> were showing up (good),
> but the URL in the address bar was being shown as
> /dynamic/Path.jspa (bad)
> 
> So I changed the action-mapping, setting "redirect"
> to "true".  Now the
> address bar was correct (good), but the error
> messages were gone (bad).
> 
> Then I did a lot of web searching, and discovered
> that I should be using the
> getInput.
> So, now my execute() was returning:          return
> new
> ActionForward(mapping.getInput());
> 
> This worked!  The address bar was correct and the
> errors were still present.
> 
> Then I "upgraded" my struts library to 1.1b3.    Now
> I'm back to the
> original problem of the address bar being right, but
> my errors are gone.
> 
> I found   mapping.getInputForward(), and tried
> returning that, even going in
> and setting the redirect field to "true".  I'm
> bouncing between the same 2
> situations I had before.
> 
> Am I missing something?  Is it no longer possible to
> have "the best of both
> worlds"?  For whatever it may be worth, I'm using
> the -el sets of libraries
> (thank you for finally getting that!).. and jboss
> 3.07.. and xdoclet...
> 
> 
> Thanks for any insight you can provide.
> 
> -- adam
> 
>
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