RFR: 8304265: Implementation of Foreign Function and Memory API (Third Preview)

[Paul Sandoz]

On Fri, 17 Mar 2023 15:42:56 GMT, Per Minborg <pminborg at openjdk.org> wrote:

> API changes for the FFM API (third preview)
> 
> Specdiff:
> https://cr.openjdk.org/~pminborg/panama/21/v1/specdiff/overview-summary.html
> 
> Javadoc:
> https://cr.openjdk.org/~pminborg/panama/21/v1/javadoc/java.base/module-summary.html

src/java.base/share/classes/java/lang/foreign/Linker.java line 479:

> 477:      *     Otherwise, the invocation throws {@link WrongThreadException}; and</li>
> 478:      *     <li>{@code A} is kept alive during the invocation. For instance, if {@code A} has been obtained using a
> 479:      *     {@linkplain Arena#ofConfined() confined arena}, any attempt to {@linkplain Arena#close() close}

Is that correct? Do you mean a shared arena?

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PR Review Comment: https://git.openjdk.org/jdk/pull/13079#discussion_r1142798464