RFR: JDK-8315458 Implement JEP 463: Implicitly Declared Classes and Instance Main Method (Second Preview) [v16]

[Jim Laskey]

On Fri, 10 Nov 2023 20:00:28 GMT, Jim Laskey <jlaskey at openjdk.org> wrote:

>> Address changes from JEP 445 to JEP 463.
>> 
>> - Move from a SYNTHETIC unnamed class to a MANDATED implicit class.
>> 
>> - Don't mark class on read.
>> 
>> - Remove reflection and annotation processing related to unnamed classes.
>> 
>> - Simplify main method search.
>
> Jim Laskey has updated the pull request incrementally with five additional commits since the last revision:
> 
>  - Simplified and compatible main method finding
>  - Update LauncherHelper.java
>  - Update tests
>  - Misspelling
>  - Clean up exception checks

Hold off reviewing until I get things cleaned up - I accidentally pushed some experimental code.

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PR Comment: https://git.openjdk.org/jdk/pull/16461#issuecomment-1806408880