RFR: 8342040: Further improve entry lookup performance for multi-release JARs [v3]

[Eirik Bjørsnøs]

On Fri, 18 Oct 2024 09:23:17 GMT, Claes Redestad <redestad at openjdk.org> wrote:

> I suspect remaining regression is mostly from the added `String` creation/processing in `initCEN`.

Yes, there is a cost with the String construction when parsing the name out of `META-INF/versions/{name}`

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PR Review Comment: https://git.openjdk.org/jdk/pull/21489#discussion_r1806191274