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docs: name the batched value path in ReadWriteOperations

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Review m-4. The status-code paragraph still traced the value path
through the deleted per-value AttributeValuePublished. It now reads
AttributeValueBatchPublished -> AttributeValueBatchUpdate ->
IOpcUaAddressSpaceSink.WriteValues, which is what OpcUaPublishActor
calls.

Refs #731 #734
Claude-Session: https://claude.ai/code/session_01Ub9hGmYLQvn9XETzw7CMsT
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Joseph Doherty
2026-10-22 15:15:31 -04:00
parent 5dabafecdc
commit 54d7a88862
1 changed files with 2 additions and 2 deletions
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docs/ReadWriteOperations.md
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@@ -39,8 +39,8 @@ This was not always true. Until #519 the publish path projected the driver's `ui
`Good`/`Uncertain`/`Bad` enum in `DriverInstanceActor`, and `OtOpcUaNodeManager` re-expanded `Bad` to
a bare `StatusCodes.Bad` (`0x80000000`). Every driver's diagnostic intent survived in logs only —
including the 16 status constants #497 had just corrected across six drivers. The value path now
carries the raw `uint` end to end (`AttributeValuePublished` → `AttributeValueUpdate` →
`IOpcUaAddressSpaceSink.WriteValue`), and severity classification is a helper
carries the raw `uint` end to end (`AttributeValueBatchPublished` → `AttributeValueBatchUpdate` →
`IOpcUaAddressSpaceSink.WriteValues`), and severity classification is a helper
(`OpcUaStatus.IsGood`/`IsUncertain`/`IsBad`) rather than a lossy projection.
**Writing a status code in engine code:** use a named constant on