RFR: 8321159: SymbolLookup.libraryLookup(Path, Arena) Assumes default Filesystem [v4]

[Maurizio Cimadamore]

On Tue, 5 Dec 2023 07:16:49 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> This PR proposes to reject paths provided to the `SymbolLookup.libraryLookup(Path path, Arena arena)` method if a path is not in the default file system.
>
> Per Minborg has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Change @throws description

src/java.base/share/classes/java/lang/foreign/SymbolLookup.java line 297:

> 295:         Reflection.ensureNativeAccess(Reflection.getCallerClass(),
> 296:                 SymbolLookup.class, "libraryLookup");
> 297:         if (!(path.getFileSystem() == FileSystems.getDefault())) {

Shouldn't this be written as `path.getFileSystem() != FileSystems.getDefault()` ?

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PR Review Comment: https://git.openjdk.org/jdk/pull/16944#discussion_r1415288970