Re: Pre-populated option values of a select not got on Submit

[Laurie Harper <la...@holoweb.net>]

What do the 'category' property's getter and setter (getCategory and 
setCategory methods) in the form bean look like?

L.

Sridhar Raman wrote:
> I have a select/option in my JSP like this:
> <html:select size="3" styleClass="menu" styleId="catsel" 
> property="category"
> multiple="yes">
>    <html:options collection="catSelList" labelProperty="displayName"
> property="id"/>
> </html:select>
> 
> I have also defined the bean for catSelList:
> <bean:define id='catSelList' property='catSelList' name='editEPForm'/>
> 
> In the Form java file, I have the method public Collection getCatSelList(),
> that returns the list of values that needs to be displayed in the
> select/option menu.
> 
> The page works fine when opened. The values that need to be displayed in 
> the
> options are displayed correctly. But the problem occurs on submit.
> 
> Whatever I do, the property category (which refers to the html:select) is
> always null. Even if I add values from another list into this select/option
> menu, the value of category on submit is null. How do I rectify this
> problem?
> 
> This is what I want - if the user doesn't change anything in that field, 
> the
> pre-populated values needs to be stored under category. If he does change
> anything, the new values needs to be stored under category.
> 
> How do I do this?
> 
> Thanks,
> Sridhar
> 


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Re: Pre-populated option values of a select not got on Submit

[Laurie Harper <la...@holoweb.net>]

Please keep discussion on the mailing list, so others have the chance  
to respond and/or benefit. Comments in-line:

On 5-Dec-06, at 8:51 AM, Sridhar Raman wrote:

> This is how the the getter and setter of the category property  
> looks like:
>
> public void setCategory(String[] category)
>  {
>       this.category = category;
>  }
>
>    /**
>     * @return Returns the catlist.
>     */
>    public String[] getCatlist()
>    {
>       return catlist;
>    }

The getter and setter names don't match here. Also, you're not using  
the correct signatures for indexed properties. The following  
documentation may help clarify things:

http://struts.apache.org/1.2.9/faqs/indexedprops.html

L.

> Apart from that I have this method to populate the category values:
> public Collection<HtmlSelectOption> getCatSelList()
>    {
>       RepoOperations ro = new RepoOperations();
>       catSelList = null;
>
>       try
>       {
>          catSelList = ro.getNodeIDs(session, category);
>       }
>       catch (Exception e)
>       {
>          System.err.println(e);
>       }
>       return catSelList;
>    }
>
> What am I doing wrong?
>
> On 12/5/06, Laurie Harper < laurie@holoweb.net> wrote:
> What do the 'category' property's getter and setter (getCategory and
> setCategory methods) in the form bean look like?
>
> L.
>
> Sridhar Raman wrote:
> > I have a select/option in my JSP like this:
> > <html:select size="3" styleClass="menu" styleId="catsel"
> > property="category"
> > multiple="yes">
> >    <html:options collection="catSelList" labelProperty="displayName"
> > property="id"/>
> > </html:select>
> >
> > I have also defined the bean for catSelList:
> > <bean:define id='catSelList' property='catSelList'  
> name='editEPForm'/>
> >
> > In the Form java file, I have the method public Collection  
> getCatSelList(),
> > that returns the list of values that needs to be displayed in the
> > select/option menu.
> >
> > The page works fine when opened. The values that need to be  
> displayed in
> > the
> > options are displayed correctly. But the problem occurs on submit.
> >
> > Whatever I do, the property category (which refers to the  
> html:select) is
> > always null. Even if I add values from another list into this  
> select/option
> > menu, the value of category on submit is null. How do I rectify this
> > problem?
> >
> > This is what I want - if the user doesn't change anything in that  
> field,
> > the
> > pre-populated values needs to be stored under category. If he  
> does change
> > anything, the new values needs to be stored under category.
> >
> > How do I do this?
> >
> > Thanks,
> > Sridhar
> >
>
>
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>

--
Laurie Harper
Open Source advocate, Java geek: http://www.holoweb.net/laurie
Founder, Zotech Software: http://www.zotechsoftware.com/