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From "Joe Barefoot" <>
Subject RE: [Q] Presentation of confirmation information that is meaningful to user?
Date Fri, 07 Mar 2003 20:33:34 GMT
Being a JavaScript weenie, I would do it with the hidden field and onchange. :)  Easier than
anything else. 


> -----Original Message-----
> From: Bueno Carlos M []
> Sent: Friday, March 07, 2003 12:23 PM
> To: 'Struts Users Mailing List'
> Subject: RE: [Q] Presentation of confirmation information that is
> meaningful to user?
> Perl/PHP/TCL weenies who take good string parsing support for granted
> usually stuff the value field like so:
>      <option value="501|||Accounting">Accounting</option>
> You can do this in Java with the nifty org.apache.regexp package (or
> javax.regexp if you like crappy Sun JSR implementations). It 
> works but it
> ain't pretty and it ain't bulletproof.
> Javascript weenies take the display value and put it in a 
> hidden field:
>     <input type="hidden" name="deptName" />
>     <select name="dept"
> onchange="this.form.deptName.value=this.selected.text;">
>     <option value="501">Accounting</option>
> Works ok, but is somewhat fragile on the browser end.
> Newbies of any language go back to the database or hard-code 
> the mappings
> because you just don't learn unless you paint yourself into a 
> corner a few
> times.
> If you want to be really clever, you cache it in memory. Since you are
> getting the mappings from the database anyway to build your 
> form, stick it
> in a hashtable/hashmap in session scope. Once you have that 
> working, figure
> out how to share that cache across sessions so you don't 
> bloat your memory
> space. Then count the number of lines you wrote and finally 
> realize why the
> Perl/Javascript weenies do it the way they do. :) 
> -- los
> -----Original Message-----
> From: Rick Reumann []
> Sent: Friday, March 07, 2003 11:08 AM
> To: Struts Users Mailing List
> Subject: [Q] Presentation of confirmation information that is 
> meaningful
> to user?
> I'm wondering how many of you handles a typical situation 
> that comes up
> for me:
> Say you are working on an application that requires the user 
> to enter in
> Employee information so that it could be inserted into a database.
> You have a select options field created which displays the list of
> departments and the user needs to select the appropriate one for the
> Employee. Since the database cares about the department ID and not the
> department name it makes sense to have the value for your options be
> this "ID" and then you just display the department names from your
> colleciton so that a typical option viewed as source would look like:
> <option value="501">Accounting</option>
> Obviously I then have a form bean which will hold this department ID
> when the form is submitted. 
> The problem I run into though is that I often want to display back
> confirmation information that might include the actual department name
> the user selected (displaying the id would mean nothing to the user).
> How do you guys accomplish this?
> There are several ways I can accomplish it but none of them that I'm
> aware of are very pretty. 
> -- 
> Rick Reumann
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