feat: handle NilLabel gracefully in v3 mutation API#215
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Return IDLE status for NilLabel mutations instead of throwing UnsupportedOperationException, aligning v3 behavior with v2. Generated with [Claude Code](https://claude.ai/code) via [Happy](https://happy.engineering) Co-Authored-By: Claude <noreply@anthropic.com> Co-Authored-By: Happy <yesreply@happy.engineering>
Ensure CDC before/after values match v2 NilLabel behavior (null) by always passing State.initial, which stateToHashEdge() converts to null. Generated with [Claude Code](https://claude.ai/code) via [Happy](https://happy.engineering) Co-Authored-By: Claude <noreply@anthropic.com> Co-Authored-By: Happy <yesreply@happy.engineering>
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@em3s Could you review this PR? |
em3s
approved these changes
Mar 16, 2026
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Summary
Return IDLE status for NilLabel mutations in v3 API instead of throwing
UnsupportedOperationException, aligning with v2 behavior.
Closes #213
Changes
NilTableBindingimplementingTableBindingwith no-op IDLE behaviorV2BackedEngine.getTableBinding()to returnNilTableBindingfor NilLabelNilLabel mutation should return IDLEtest inMutationServiceSpecHow to Test
./gradlew :engine:test --tests "com.kakao.actionbase.v2.engine.v3.MutationServiceSpec"