Joseph Doherty
a8703c6afe
TimerTriggerScheduler was welded to the engine and has no production consumer. Claude-Session: https://claude.ai/code/session_01Ef2ozxS7QPanGT8uoATbTe
90 lines
4.7 KiB
C#
90 lines
4.7 KiB
C#
namespace ZB.MOM.WW.OtOpcUa.Core.Abstractions;
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/// <summary>
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/// Driver-agnostic per-attribute (tag) descriptor used by the generic node-manager
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/// to build OPC UA address-space variables. Every driver maps its native attribute
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/// metadata into this DTO during discovery.
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/// </summary>
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/// <remarks>
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/// Per <c>docs/v2/plan.md</c> §5a (LmxNodeManager reusability) — <c>DriverAttributeInfo</c>
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/// replaces the v1 Galaxy-specific <c>GalaxyAttributeInfo</c> in the generic node-manager
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/// so the same node-manager class works against every driver.
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/// </remarks>
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/// <param name="FullName">
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/// Driver-side full reference for read/write addressing
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/// (e.g. for Galaxy: <c>"DelmiaReceiver_001.DownloadPath"</c>).
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/// </param>
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/// <param name="DriverDataType">Driver-agnostic data type; maps to OPC UA built-in type at build time.</param>
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/// <param name="IsArray">True when this attribute is a 1-D array.</param>
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/// <param name="ArrayDim">Declared array length when <see cref="IsArray"/> is true; null otherwise.</param>
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/// <param name="SecurityClass">Write-authorization tier for this attribute.</param>
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/// <param name="IsHistorized">True when this attribute is expected to feed historian / HistoryRead.</param>
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/// <param name="IsAlarm">
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/// True when this attribute represents an alarm condition (Galaxy: has an
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/// <c>AlarmExtension</c> primitive). The generic node-manager enriches the variable with an
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/// OPC UA <c>AlarmConditionState</c> when true. Defaults to false so existing non-Galaxy
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/// drivers aren't forced to flow a flag they don't produce.
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/// </param>
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/// <param name="WriteIdempotent">
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/// True when a timed-out or failed write to this attribute is safe to replay. Per
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/// <c>docs/v2/plan.md</c>, writes are NOT auto-retried by default
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/// because replaying a pulse / alarm-ack / counter-increment / recipe-step advance can
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/// duplicate field actions. Drivers flag only tags whose semantics make retry safe
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/// (holding registers with level-set values, set-point writes to analog tags) — the
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/// capability invoker respects this flag when deciding whether to apply Polly retry.
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/// </param>
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/// <param name="Source">
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/// Discriminates which runtime subsystem owns this node's dispatch.
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/// Defaults to <see cref="NodeSourceKind.Driver"/> so existing callers are unchanged.
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/// </param>
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/// <param name="VirtualTagId">
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/// Set when <paramref name="Source"/> is <see cref="NodeSourceKind.Virtual"/> — stable
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/// logical id the virtual-tag runtime addresses by. Null otherwise.
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/// </param>
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/// <param name="ScriptedAlarmId">
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/// Set when <paramref name="Source"/> is <see cref="NodeSourceKind.ScriptedAlarm"/> —
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/// stable logical id the ScriptedAlarmEngine addresses by. Null otherwise.
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/// </param>
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/// <param name="NativeDataType">
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/// The driver's OWN type name for this attribute (e.g. <c>"Real"</c> for an
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/// <c>AbCipDataType</c>, <c>"Int16"</c> for a <c>TwinCATDataType</c>) when the driver binds
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/// by a driver-specific type enum in its <c>TagConfig</c>; null for a driver whose tag config
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/// carries no type (OPC UA Client, Galaxy) or which takes the type from the wire (MQTT
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/// Sparkplug births, MTConnect probe inference).
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/// <para>
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/// <b>It exists because <paramref name="DriverDataType"/> is lossy in exactly the direction a
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/// browse-commit needs</b> (Gitea #536): <c>AbCipDataType.SInt</c>, <c>.Int</c> and <c>.DInt</c>
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/// all map to <see cref="DriverDataType.Int32"/>, so a commit that reverse-mapped the
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/// driver-agnostic type would bind a 16-bit INT as a 32-bit DINT. Nothing downstream of the
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/// address-space build reads this — it is authoring metadata carried alongside the type the
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/// node manager actually uses.
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/// </para>
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/// </param>
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public sealed record DriverAttributeInfo(
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string FullName,
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DriverDataType DriverDataType,
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bool IsArray,
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uint? ArrayDim,
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SecurityClassification SecurityClass,
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bool IsHistorized,
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bool IsAlarm = false,
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bool WriteIdempotent = false,
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NodeSourceKind Source = NodeSourceKind.Driver,
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string? VirtualTagId = null,
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string? ScriptedAlarmId = null,
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string? NativeDataType = null);
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/// <summary>
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/// Discriminates which runtime subsystem owns this node's Read/Write/
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/// Subscribe dispatch. <c>Driver</c> = a real IDriver capability surface;
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/// <c>Virtual</c> = a Phase 7 <see cref="DriverAttributeInfo"/>.VirtualTagId'd tag
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/// computed by the virtual-tag runtime; <c>ScriptedAlarm</c> = a scripted Part 9 alarm
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/// materialized by the ScriptedAlarmEngine.
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/// </summary>
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public enum NodeSourceKind
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{
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Driver = 0,
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Virtual = 1,
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ScriptedAlarm = 2,
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}
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