[464] in java-interest
Re: Array Subclassing and IncompatibleTypeException
daemon@ATHENA.MIT.EDU (Patrick Doane)
Fri Jun 23 10:34:20 1995
Date: Fri, 23 Jun 1995 10:04:12 -0400
To: java-interest@java.Eng.Sun.COM
From: pdoane@pcnet.com (Patrick Doane)
>Recently Bill Joy, Guy Steel, David Ungar and Ole Madsen have been
>evaluating the Java language and they have pointed out that our current
>array type system may not be the optimal choice. As it turns we only
>allow co-variant argument types on array types and not on class types.
>We are working on a proposal which, in the future, allows us to express
>arrays as parameterized types without the requirement for co-variant arguments.
>I'll let you know the result of this discussion.
I'm interested in exactly what this means. I've had very little formal
Computer Science training and the words here are confusing me. Any help
would be appreciated in understanding this.
Patrick
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