Method parameter types contain generic information just like
properties and method return types. It is quite similar to stuff
in property conduit source.
Davor Hrg
On Fri, Mar 21, 2008 at 6:41 AM, Howard Lewis Ship <[EMAIL PROTECTED]> wrote:
> Yes, I think the generics logic isn't smart enough for this case, that
> is, to identify and convert the parameter of the event handler method.
> You can add this as a bug, but I'm not even sure how to start making
> this work correctly!
>
>
>
> On Thu, Mar 20, 2008 at 9:04 PM, Angelo Chen <[EMAIL PROTECTED]> wrote:
> >
> > Hi,
> >
> > I'm trying out generic in 5.0.11, I have a base class ObjectEdit, then
> >
> > public class ObjectEdit<T> {
> >
> > private T object;
> > public T getObject() { return object;}
> > public void setObject(T object) { this.object = object;}
> > public void onActivate(T obj) { object = obj;}
> > public T onPassivate() { return object; }
> > }
> >
> > I was hoping that I can just extend it like this:
> >
> > public class UserEdit extends ObjectEdit <Usr> {
> > }
> >
> > but it does not work, error:
> > org.apache.tapestry.ioc.internal.util.TapestryException
> > Failure reading parameter 'object' of component admin/UserEdit:object:
> > java.lang.String
> >
> > I have to do:
> >
> > public class UserEdit extends ObjectEdit <User> {
> > public void onActivate(User obj) {
> > this.setObject(obj);
> > }
> > }
> >
> > and remove the onActivate from ObjectEdit, why onActivate does not work
> in a
> > base class when onPassivate can? Thanks,
> >
> > A.C.
> >
> >
> > --
> > View this message in context:
> http://www.nabble.com/T5%3A-generic%2C-onActivate-and-onPassivate-tp16193600p16193600.html
> > Sent from the Tapestry - User mailing list archive at Nabble.com.
> >
> >
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> >
> >
>
>
>
> --
> Howard M. Lewis Ship
>
> Creator Apache Tapestry and Apache HiveMind
>
>
>
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