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serialization: Java serialization companion code (UID drift, JEP 290/415 filters, records, JSON/Protobuf comparison)

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Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01KqJyCidz3ZgRyHABv2GVJh
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Claude
2026-09-30 19:03:40 +00:00
parent b31c6716a3
commit 97e7352f45
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serialization/output/02-drift-implicit.txt
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$ # implicit serialVersionUID (none declared)
$ java -cp v1 DriftWrite
wrote 113 bytes; serialVersionUID in stream = 1201216851776330172
$ java -cp v2 DriftRead # v2 adds a field
this class's serialVersionUID = -732213015030957059
InvalidClassException: com.ankurm.serialization.drift.Account; local class incompatible: stream classdesc serialVersionUID = 1201216851776330172, local class serialVersionUID = -732213015030957059