RFR: 8304914: Use OperatingSystem, Architecture, and Version in jpackage [v6]

[Roger Riggs]

On Wed, 31 May 2023 14:32:25 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> Refactor the Platform class in jdk.jpackage to use the internal OperatingSystem, Architecture, and Version classes.
>> The OperatingSystem.isXXX() and Architecture.isYYY() methods replace comparisons in the Platform class.
>> The checks of the os.version are replaced but may not be needed if OpenJDK no longer supports them.
>> 
>> It is recommended to remove os version checks that apply only to Mac versions before 10.15.
>> Mac OS X 10.15 is the oldest version supported.
>
> Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add missing import of OSVersion

Merged with current head and retested.  Any other concerns?

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PR Comment: https://git.openjdk.org/jdk/pull/13586#issuecomment-1570484204