RFR: 8338411: Implement JEP 486: Permanently Disable the Security Manager [v2]

[Sean Mullan]

On Thu, 17 Oct 2024 05:54:24 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Ok, I'll also add an API note to `getClassContext()` to use `StackWalker` instead.
>
> Okay, it already has `@see StackWalker`. My guess is that anything extending SM to call getClassContext is very old code. If that old code is compiled with JDK 17+ then they should get a warning. In any case, we replaced the implementation to use StackWalker so getClassContext will continue to work until the SM class is removed.

Fixed in https://github.com/openjdk/jdk/pull/21498/commits/7ea65a6febd18ad8f8fa99cfbb8687e761558594

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PR Review Comment: https://git.openjdk.org/jdk/pull/21498#discussion_r1806946629