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Add jep512 module: compact source files and instance main methods on JDK 25 and 27

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Runnable sources, broken examples and captured transcripts for the ankurm.com JEP 512 article,
including the measured launch order and a private-constructor difference between 25 and 27.

Co-Authored-By: Claude Sonnet 5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01TF9JWFvJSNm6HVzswzZU5a
This commit is contained in:
Claude
2026-09-24 10:32:47 +00:00
parent 6b5a918278
commit e0cb6e83e2
34 changed files with 490 additions and 0 deletions
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jep512/output/05-launch-order.txt
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@@ -0,0 +1,22 @@
== OpenJDK Runtime Environment Temurin-25.0.4.1+1 (build 25.0.4.1+1-LTS)
SS_i0 declares: static void main(String[] a) void main() -> ran: static main(String[])
S0_iS declares: static void main() void main(String[] a) -> ran: instance main(String[])
SS_S0 declares: static void main(String[] a) static void main() -> ran: static main(String[])
IS_I0 declares: void main(String[] a) void main() -> ran: instance main(String[])
-- same four classes, compiled first and launched as a class (java -cp out NAME)
SS_i0 -> ran: static main(String[])
S0_iS -> ran: instance main(String[])
SS_S0 -> ran: static main(String[])
IS_I0 -> ran: instance main(String[])
== OpenJDK Runtime Environment Temurin-27+35 (build 27+35)
SS_i0 declares: static void main(String[] a) void main() -> ran: static main(String[])
S0_iS declares: static void main() void main(String[] a) -> ran: instance main(String[])
SS_S0 declares: static void main(String[] a) static void main() -> ran: static main(String[])
IS_I0 declares: void main(String[] a) void main() -> ran: instance main(String[])
-- same four classes, compiled first and launched as a class (java -cp out NAME)
SS_i0 -> ran: static main(String[])
S0_iS -> ran: instance main(String[])
SS_S0 -> ran: static main(String[])
IS_I0 -> ran: instance main(String[])