You are absolutely right and I finally got it dsiplaying the way I
want it, still on submit I get
java.lang.NullPointerException
org.apache.commons.beanutils.PropertyUtils.getIndexedProperty
On Sat, 15 Jan 2005 15:23:20 -0800, Dakota Jack <[EMAIL PROTECTED]> wrote:
> If you have a select, you don't want an ArrayList from request scope.
> You want the value selected to be the value of the option name.
> Right?
>
> Also, you can do indexed properties with JSTL.
>
> Jack
>
>
> On Sat, 15 Jan 2005 14:31:27 -0800, Oleg <[EMAIL PROTECTED]> wrote:
> > Ok I got I think, the problem is, silly of me to miss it, is that the
> > action to which I am posting using a different ActionForm :) that
> > would screw things up :)/
> >
> > Problem is that I have to use that ActionForm, so now I have to do it
> > porgrammatically, but from what I understand I cant get an ArrayList
> > from request scope. Any ideas how would I get the ArrayList of fields
> > after from is posted and populate ActionForm manually?
> >
> > Oleg
> >
> >
> > On Sat, 15 Jan 2005 02:37:28 -0600, Kishore Senji <[EMAIL PROTECTED]> wrote:
> > > Sorry forgot to tack on the actual property
> > >
> > > <logic:iterate name="formActionForm" property="fields" indexId="index"
> > > id="field">
> > > <tr>
> > > <td>
> > > <html:text property='<%="fields["+index.intValue()+"].label"%>'/>
> > > </td>
> > > <td>
> > > <html:select property='<%=fields["+index.intValue()+"].type%>'>
> > > <html:optionsCollection name="definitionFields"/>
> > > </html:select>
> > > </td>
> > > /// similarly for other fields
> > > </tr>
> > > </logic:iterate>
> > >
> > > On Sat, 15 Jan 2005 02:32:48 -0600, Kishore Senji <[EMAIL PROTECTED]>
> > > wrote:
> > > > On Fri, 14 Jan 2005 23:20:47 -0800, Oleg <[EMAIL PROTECTED]> wrote:
> > > > > Hi, ok I am trying to get my Dynamic List-Backed form to work, no
> > > > > luck, here is what I have so far.
> > > > >
> > > > > ActionForm with a List in it:
> > > > >
> > > > > public ArrayList getFields() {
> > > > > return fields;
> > > > > }
> > > > >
> > > > > public void setFields(ArrayList fields) {
> > > > > this.fields = fields;
> > > > > }
> > > > >
> > > > > Now, a field itslelf is a bean:
> > > > >
> > > > > public class FormField {
> > > > > private String label;
> > > > > private String name;
> > > > > private String value;
> > > > > private String type;
> > > > > private java.util.ArrayList props;
> > > > > private boolean required;
> > > > > .......................
> > > > > getter and setters here
> > > > > }
> > > > >
> > > > > There is an Action that gets the info from the database and populates
> > > > > into the ActionForm, no problem. Now Jsp page has something like this:
> > > > >
> > > > > <c:forEach items="${formActionForm.fields}" var="field">
> > > > > <tr>
> > > > > <td><html:text property="label" name="field"/></td>
> > > > > <td>
> > > > > <html:select property="type" name="field">
> > > > > <html:optionsCollection name="definitionFields"/>
> > > > > </html:select>
> > > > > </td>
> > > > > ///// and so on for all the properties
> > > > > </tr>
> > > > > </c:forEach>
> > > > >
> > > >
> > > > Try something like this;
> > > >
> > > > <logic:iterate name="formActionForm" property="fields" indexId="index"
> > > > id="field">
> > > > <tr>
> > > > <td>
> > > > <html:text property='<%="fields["+index.intValue()+"]"%>'/>
> > > > </td>
> > > > <td>
> > > > <html:select property='<%=fields["+index.intValue()+"]%>'>
> > > > <html:optionsCollection name="definitionFields"/>
> > > > </html:select>
> > > > </td>
> > > > /// similarly for other fields
> > > > </tr>
> > > > </logic:iterate>
> > > >
> > > > The trick is to start from the form level and adjusting the property
> > > > accordingly.
> > > >
> > > > for more info: http://struts.apache.org/faqs/indexedprops.html
> > > >
> > > > > So my question is, how do I make it so when this values are changed
> > > > > and submitted they are changed in the ActionForm ?? IS there a way to
> > > > > have that happen automatically like with a normal actionform or I have
> > > > > to do it programatically?
> > > > >
> > > > > I am really stuck here!!!
> > > > >
> > > > > Oleg
> > > > >
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> > > >
> > >
> >
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>
> --
> ------------------------------
>
> "You can lead a horse to water but you cannot make it float on its back."
>
> ~Dakota Jack~
>
> "You can't wake a person who is pretending to be asleep."
>
> ~Native Proverb~
>
> "Each man is good in His sight. It is not necessary for eagles to be crows."
>
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