RFR: 8301793: AlgorithmId should not encode a missing parameters field as NULL unless hardcoded

[Sean Mullan]

On Fri, 3 Feb 2023 17:35:45 GMT, Weijun Wang <weijun at openjdk.org> wrote:

> Change blocklist to allowlist for encoding null parameters in `AlgorithmId`.

Looks good other than the minor test comment but I think this is probably an Enhancement rather than a Bug.

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Marked as reviewed by mullan (Reviewer).

PR: https://git.openjdk.org/jdk/pull/12412