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John Wilson writes:
> I don't think that it's unreasonable to insist that objects representing a
> Feature, Handler or Property should either implement a distinct interface or
> subclass a distinct class. If this is so the Parser can tell what Feature,
> Handler or Property is being set by enquiring of the type of the object. (I
> favour insisting that they subclass distinct classes because (in Java) that
> naturally imposes the restriction that a single object can only represent a
> single Property.)
We wouldn't want to have to rely on discovering the class at runtime,
so we'd have to have a method in the interface that reports a string
ID anyway -- at lot more work for the same result.
All the best,
David
--
David Megginson david@m...
http://www.megginson.com/
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