+1. I think Stephen mentioned this too. I like the static factory method to
create typesafe lists.
James
----- Original Message -----
From: "Jack, Paul" <[EMAIL PROTECTED]>
To: "'Jakarta Commons Developers List'" <[EMAIL PROTECTED]>
Sent: Tuesday, April 23, 2002 9:42 PM
Subject: RE: [Collections][SUBMIT] TypedList
> > PredicatedList would just take a Predicate in its constructor, and
> > anytime someone adds an element it throws an exception if the
> > predicate's evalute method returns false on the element. Then when
> > TypedList extends PredicatedList it becomes a very small class that
> > simply constructs a TypeCheckPredicate and passes it to its superclass.
>
> I wouldn't even have a subclass for TypedList; I'd just put a static
> convience method in the TypeCheckPredicate class:
>
> static List getTypeCheckedList(List list, Class type)
> {
> return new PredicateList(list, new TypeCheckPredicate(type));
> }
>
> -Paul
>
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