JEP proposal: Improved variance for generic classes and interfaces

Please see the attached JEP document, proposing a language enhancement to improve variance. This is only a draft; it has not yet been "Posted" (see http://openjdk.java.net/jeps/0 for process information). Feedback from all quarters is welcome. (Caveat: please ignore syntax -- it is only for illustration.) --Dan -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.openjdk.java.net/pipermail/compiler-dev/attachments/20140430/980bc211/variance-jep-0001.html>