RFR: JDK-8288227: Refactor annotation implementation to use pattern matching for instanceof

[Alan Bateman]

On Fri, 10 Jun 2022 16:15:36 GMT, Joe Darcy <darcy at openjdk.org> wrote:

> There are many instanceof checks in the sun.reflection.annotation code; these would be improved by using pattern matching for instanceof.

Marked as reviewed by alanb (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/9129