xml-dev - Re: SAX: ModSAX addition, general property query

[David Megginson <david@megginson.com>]

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@megginson.com
           http://www.megginson.com/

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