mirror of
https://github.com/OPCFoundation/UA-.NETStandard.git
synced 2026-10-18 14:43:08 +08:00
Marc Schier
bd4543e961
- Add new managed session, wrapping session and providing connection management and failover handling - Add new Subscription engine that can act as alternative to current engine, but is based on channels with worker tasks - Add a fluent builder for managed session clients - Replace NodeCache with LruNodeCache, rename ILruNodeCache and LruNodeCache to INodeCache and NodeCache - Update migration guide and document new functionality.
102 lines
4.1 KiB
C#
102 lines
4.1 KiB
C#
/* ========================================================================
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* Copyright (c) 2005-2025 The OPC Foundation, Inc. All rights reserved.
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*
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* OPC Foundation MIT License 1.00
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* The complete license agreement can be found here:
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* http://opcfoundation.org/License/MIT/1.00/
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* ======================================================================*/
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using System.Collections.Generic;
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namespace Opc.Ua.Server.Fluent
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{
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/// <summary>
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/// Invoked when a node has been added to the address space of the node
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/// manager that exposed the fluent builder. Fires once per matched node
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/// after wiring is applied.
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/// </summary>
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public delegate void NodeLifecycleHandler(
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ISystemContext context,
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NodeState node);
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/// <summary>
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/// Per-node handler invoked from <c>CustomNodeManager2.HistoryRead</c>.
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/// The implementation is expected to populate <paramref name="result"/>
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/// for the supplied <paramref name="nodeToRead"/> and return the
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/// operation status.
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/// </summary>
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public delegate ServiceResult HistoryReadHandler(
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ISystemContext context,
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NodeState source,
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HistoryReadDetails details,
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TimestampsToReturn timestampsToReturn,
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bool releaseContinuationPoints,
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HistoryReadValueId nodeToRead,
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HistoryReadResult result);
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/// <summary>
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/// Per-node handler invoked from <c>CustomNodeManager2.HistoryUpdate</c>.
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/// The implementation is expected to populate <paramref name="result"/>
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/// for the supplied <paramref name="nodeToUpdate"/> and return the
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/// operation status.
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/// </summary>
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public delegate ServiceResult HistoryUpdateHandler(
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ISystemContext context,
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NodeState source,
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HistoryUpdateDetails nodeToUpdate,
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HistoryUpdateResult result);
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/// <summary>
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/// Per-source handler that mirrors <see cref="NodeState.OnConditionRefresh"/>.
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/// The fluent builder wires this delegate directly to that slot, so the
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/// signature matches the existing dispatch path used by
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/// <c>CustomNodeManager2.ConditionRefresh</c>.
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/// </summary>
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public delegate void ConditionRefreshHandler(
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ISystemContext context,
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NodeState source,
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List<IFilterTarget> refreshEvents);
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/// <summary>
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/// Invoked once a sampled data-change <see cref="ISampledDataChangeMonitoredItem"/>
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/// has been successfully created for the wired source node. Allows the
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/// user to attach extra state, sampling sources, or custom queues to
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/// the item.
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/// </summary>
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public delegate void MonitoredItemCreatedHandler(
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ISystemContext context,
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NodeState source,
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ISampledDataChangeMonitoredItem monitoredItem);
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/// <summary>
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/// Invoked when an event is reported by the wired source node. The
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/// runtime hooks this delegate up via
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/// <see cref="NodeState.OnReportEvent"/>.
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/// </summary>
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public delegate void EventNotificationHandler(
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ISystemContext context,
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NodeState source,
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IFilterTarget @event);
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}
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