RFR: 8310843: Reimplement ByteArray and ByteArrayLittleEndian with Unsafe [v3]

[Glavo]

On Sat, 24 Jun 2023 09:16:38 GMT, Chen Liang <liach at openjdk.org> wrote:

> Do the Unsafe methods throw NPE on null array argument?

No, but `arrayOffset` will throw.

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PR Review Comment: https://git.openjdk.org/jdk/pull/14636#discussion_r1240681104