HDDS-13963. Atomic Create-If-Not-Exists#9332

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peterxcli wants to merge 14 commits intoapache:masterfrom

peterxcli:HDDS-13963-atomic-create-if-not-exists

Commits on Nov 20, 2025

Recognizes expectedDataGeneration = -1L as a sentinel for "create if not exists" (If-None-Match) semantics.
peterxcli
committed

Commits on Nov 24, 2025

correct the new result code position
peterxcli
committed

Commits on Nov 26, 2025

Merge remote-tracking branch 'upstream/master' into HDDS-13963-atomic-create-if-not-exists
peterxcli
committed

Commits on Dec 25, 2025

Merge remote-tracking branch 'upstream/master' into HDDS-13963-atomic-create-if-not-exists
peterxcli
committed

Commits on Jan 2, 2026