[4390] in java-interest
Re: interfaces
daemon@ATHENA.MIT.EDU (satoh-HAL-osamu)
Thu Dec 21 15:42:43 1995
From: satoh-HAL-osamu <satoo@pfu.fujitsu.co.jp>
To: arnold@suneast.East.Sun.COM (Ken Arnold - Sun Labs)
Cc: java-interest@webrunner.neato.org
In-Reply-To: Your message of "Thu, 21 Dec 1995 12:13:35 EST."
<9512211713.AA06778@cocolat.East.Sun.COM>
Date: Fri, 22 Dec 1995 04:02:04 +0900
Hi Ken,
> A class that declares that it implements an interface, but then
> only actually implements some of its methods, is an abstract class.
> This is perfectly legal.
But no class can IMPLEMENT that CLASS because it's a CLASS
exactly. Suppose no variable accessings are done in method
bodies of an abstract class. Why can't we assume that class
as an interface? It does no implementation...
How do you think, Ken?
Regards,
Osamu
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