RFR: 8349860: Make Class.isArray(), Class.isInterface() and Class.isPrimitive() non-native

[Coleen Phillimore]

On Wed, 19 Feb 2025 02:54:36 GMT, Chen Liang <liach at openjdk.org> wrote:

>> I don't know if we have a style guide that covers this, but I believe the method and field could both be named `isPrimitive`.
>
> I would personally name such a boolean field `primitive`, but I don't have a strong preference on the field naming as long as its references in tests and other locations are correct. In addition, I believe this field may soon be widened to carry more hotspot-specific flags (such as hidden, etc.) so the name is bound to change.

I like 'primitive'.  'hidden' is also a possibility to add to this and give it the same treatment.  I didn't do that one here to limit the changes and I haven't seen all the calls to isHidden so would need to find out how to measure the effects of that change.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23572#discussion_r1961722833