You don't need the wrapper. If you give PropertyModel a IModel as
object it knows how to handle it. I do that all the time: Single
backing IModel with lots of different IModel in front (property
models, AROM, etc.)

Frank


On Wed, Apr 30, 2008 at 7:09 AM, Martin Makundi
<[EMAIL PROTECTED]> wrote:
> I use Ajax and in an OnChange event I reload/replace some model
>  objects and add the components holding the models into
>  ajaxupdatetarget.
>
>  I have not found another way to replace the model objects using a
>  "single point of entry".
>
>  **
>  Martin
>
>  2008/4/29 Johan Compagner <[EMAIL PROTECTED]>:
>
>
> > Why do you want to propagate the changes? Why isnt it just pull
>  >  instead of push? Or do you use ajax and you have to know what
>  >  components have to be rerendered?
>  >
>  >
>  >
>  >  On 4/28/08, Martin Makundi <[EMAIL PROTECTED]> wrote:
>  >  > Hi!
>  >  >
>  >  > I have a situation where I have multiple propertymodels whose
>  >  > model-object changes as a result of an update. I need to propagate
>  >  > this change to all the property models.
>  >  >
>  >  > Is there an existing functionality to accomplish this? I came up with
>  >  > a workaround, but I would like to know if there was a "proper" way to
>  >  > deal with the situation. Here is my workaround, which smells a bit
>  >  > like a hack:
>  >  >
>  >  > public class WrappedPropertyModel extends PropertyModel {
>  >  >   /**
>  >  >    * @param model The model whose modelObject can be changed and the
>  >  > change will be represented by all WrappedPropetyModels sharing the
>  >  > same model
>  >  >    * @param property The property of the modelObject that is wanted
>  >  >    */
>  >  >   public WrappedPropertyModel(IModel model, String property) {
>  >  >     // Strictly speaking, the IModel here could be any wrapper object
>  >  >     super(model, "object." + property);
>  >  >   }
>  >  > }
>  >  >
>  >  > **
>  >  > Martin
>  >  >
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