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Add classfile-api module: java.lang.classfile (JEP 484) parse, generate, transform with timing instrumentation, ASM 9.11.1 comparison, version limits, JDK 24/25/26 API diff

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Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_017ic4b4VQVEJWetTT1dYzyJ
This commit is contained in:
asmhatre
2026-10-29 04:14:57 +00:00
co-authored by Claude Sonnet 5.5
parent eca73ad544
commit 41101bea40
37 changed files with 1763 additions and 0 deletions
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classfile-api/output/14-spring-core-probe.txt
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$ unzip -l spring-core-7.0.10.jar | grep 'META-INF/versions/24/.*\.class' | wc -l
9
$ unzip -l spring-core-7.0.10.jar | grep 'versions/24.*ClassFile'
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileAnnotationDelegate$Source.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileAnnotationDelegate.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileAnnotationMetadata$Builder.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileAnnotationMetadata.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileMetadataReader.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileMetadataReaderFactory.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileMethodMetadata$Source.class
META-INF/versions/24/org/springframework/core/type/classreading/ClassFileMethodMetadata.class
$ unzip -l spring-core-7.0.10.jar | grep -c 'org/springframework/asm/.*\.class' (the repackaged ASM is still there)
37
$ javap -v -cp <jar>!/META-INF/versions/24 ...ClassFileMetadataReader | grep java/lang/classfile (does it really call the JDK API?)
java/lang/classfile/ClassFile
java/lang/classfile/ClassModel
$ unzip -p spring-core-7.0.10.jar META-INF/MANIFEST.MF | grep -i multi-release
Multi-Release: true