RFR: 8284161: Implementation of Virtual Threads (Preview)

[Alan Bateman]

On Mon, 11 Apr 2022 07:33:20 GMT, ExE Boss <duke at openjdk.java.net> wrote:

> Maybe it should use a `MethodHandle` fetched using `IMPL_LOOKUP` instead, in order to avoid the runtime overhead of going through `CallerSensitive` methods (`Class.forName` and `Constructor.newInstance`).
> 
> It should probably also be cached.

It is cached. It's also a very exceptional case that only arises when the SC API (separate JEP, not here) is used incorrectly.

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PR: https://git.openjdk.java.net/jdk/pull/8166