--- Finn Bock <[EMAIL PROTECTED]> wrote:
>
> Does anyone know why we wrap the datatypes instances
> in a property
> instance? I think we could avoid the property
> instance by having the
> datatypes extends an AbstractProperty class which
> implement a Property
> interface:
>
> public interface Property {
> public Length getLength();
> public Space getSpace();
> ...
> }
>
Finn, just so I understand more here--what is the set
of methods that this interface would have? (You don't
have to give me a full enumeration if it's huge--but
let me know you determine them.) How many of them are
there--10 of them or 20 or 30 or ???
Thanks,
Glen
> public class AbstractProperty {
> public Length getLength() {
> return null;
> }
>
> public Space getSpace() {
> return null;
> }
>
> ...
> }
>
> public class Length extends AbstractProperty {
> // Rest of datatypes.Length class.
> ...
>
> public Length getLength() {
> return this;
> }
> }
>
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