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From "Ed Griebel" <>
Subject Re: DynaActionForm indexed properties
Date Thu, 02 Nov 2006 20:21:40 GMT
If you are using basic arrays you need to create an array for the item
before the JSP is displayed.

You might want to use a java.util.List instead, you don't need to
pre-allocate when using Dyna forms.


On 11/2/06, Puneet Lakhina <> wrote:
> Hi,
> This is the first time I am trying to use indexed properties with
> DynaActionForm. Now the number of fields that I will have is not certain. So
> does that mean I cant use DynaActionForm. And i don't have normal strings in
> my list. I have a custom object.
> so what i have currently is something like this
> <form-bean name="dynaForm" type="org.apache.struts.action.DynaActionForm">
> <form-property name="number" type="mypackage.Number[]" />
> </form-bean>
> I cant specify any size because I don't know the size before hand. So this
> has no problems loading the page, but on submit it throws an
> ArrayIndexOutOfBoundsException.
> --
> Puneet

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