RFR: 8304928: Optimize ClassDesc.resolveConstantDesc

[Mandy Chung]

On Fri, 31 Mar 2023 02:22:55 GMT, Chen Liang <liach at openjdk.org> wrote:

> The `isPrimitiveArray` check is converted to a private method in `ReferenceClassDesc` as it applies only to reference type descriptor strings. Also included the rationale for not checking initial `[` in a comment.

This would work.

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PR Comment: https://git.openjdk.org/jdk/pull/13252#issuecomment-1491258547