[2533] in java-interest
Re: Static class VS final class
daemon@ATHENA.MIT.EDU (Pat Niemeyer)
Wed Oct 4 02:30:47 1995
Date: Tue, 3 Oct 1995 23:44:18 -0500 (CDT)
From: Pat Niemeyer <pat@icon-stl.net>
To: black@velocity.com
cc: java-interest@java.sun.com
In-Reply-To: <9510031420.AA16003@velocity.com>
On Tue, 3 Oct 1995, Ben Black wrote:
> > Can someone explain the different between a static class and a final class
> >for me? Both of them cannot be subclassed and instantiated.
> >
> anyone who knows better, please feel free to correct me. in objective-c
> (and, i would assume, java) a static class can only be instantiated once.
> static variables within a class (again, in objective-c) are class variables
> (shared by every instance of the class) and are not inherited. a final class
> is one which has been frozen. there is really no difference between a final
> class and any other class, other than the fact that subclassing it is not
> allowed.
>
> (waiting for someone smart to enumerate my mistakes in the above paragraph)
I will defer to someone smart as well ;)
What you've said is correct with the exception that there are no static
classes as such. A class with only static variables and methods however
would be close.
Pat
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