RFR: 8349157: Unnecessary Hashtable usage in XKeysym.javaKeycode2KeysymHash

[Alexey Ivanov]

On Wed, 29 Jan 2025 09:35:09 GMT, Andrey Turbanov <aturbanov at openjdk.org> wrote:

> There is a field `sun.awt.X11.XKeysym#javaKeycode2KeysymHash` which uses legacy Hashtable class.
> As this map is read-only and all its content is initialized in `<clinit>` we can safely use immutable Map instead.

I submitted a test job.

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PR Comment: https://git.openjdk.org/jdk/pull/23347#issuecomment-3486307190