445 lines
13 KiB
C#
445 lines
13 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Text;
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using System.Xml;
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using Aitex.Core.RT.Event;
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using Aitex.Core.RT.Log;
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using Aitex.Core.RT.SCCore;
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using Aitex.Core.Util;
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using MECF.Framework.Common.Equipment;
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namespace Aitex.Core.RT.IOCore
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{
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/// <summary>
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/// 互锁管理器。
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/// <remarks>
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/// 互锁管理器作为独立工作的设备，被系统的后台循环调度。
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/// <br/>
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/// 当监测到某个InterlockLimit被触发时，和该Limit相关的所有Action中定义的DO均被
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/// 置为Action节点Value属性中定义电平的反向电平。
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/// </remarks>
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/// </summary>
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public class InterlockManager : Singleton<InterlockManager>
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{
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#region Variables
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private static readonly List<InterlockAction> _lstActions;
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private static readonly Dictionary<IInterlockLimit, List<InterlockAction>> _dicLimitToActionMap;
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private static List<IIOAccessor> _diMap;
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private static List<IIOAccessor> _doMap;
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private static List<IIOAccessor> _aiMap;
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private static List<IIOAccessor> _aoMap;
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#endregion
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#region Constructors
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/// <summary>
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/// 互锁管理器的构造函数。
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/// </summary>
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static InterlockManager()
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{
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_lstActions = new List<InterlockAction>();
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_dicLimitToActionMap = new Dictionary<IInterlockLimit, List<InterlockAction>>();
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}
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#endregion
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#region Methods
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/// <summary>
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/// 初始化互锁管理器。
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/// </summary>
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/// <param name="interlockFile">互锁配置文件。</param>
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/// <param name="doMap">DO点表。</param>
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/// <param name="diMap">DI点表。</param>
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/// <param name="aoMap">AO点表。</param>
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/// <param name="aiMap">AI点表。</param>
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/// <param name="reason">初始化失败原因。</param>
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/// <returns></returns>
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public bool Initialize(string interlockFile,
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Dictionary<string, DOAccessor> doMap,
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Dictionary<string, DIAccessor> diMap,
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Dictionary<string, AIAccessor> aiMap,
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Dictionary<string, AOAccessor> aoMap,
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out string reason)
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{
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reason = "";
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_doMap = doMap.Values.Cast<IIOAccessor>().ToList();
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_diMap = diMap.Values.Cast<IIOAccessor>().ToList();
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_aiMap = aiMap.Values.Cast<IIOAccessor>().ToList();
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_aoMap = aoMap.Values.Cast<IIOAccessor>().ToList();
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var sbReason = new StringBuilder();
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try
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{
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var doc = new XmlDocument();
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doc.Load(interlockFile);
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var xmlNode = doc.SelectSingleNode("Interlock");
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if(xmlNode == null) // 如果Interlock节点不存在
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{
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var err =
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$"Failed to load interlock file, the node 'Interlock' is not found in file {interlockFile}.";
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sbReason.AppendLine(err);
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LOG.Error(err);
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return false;
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}
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foreach (XmlNode childNode in xmlNode.ChildNodes)
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{
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// 遍历'Action'节点
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if (childNode.NodeType == XmlNodeType.Comment || childNode is not XmlElement xmlElement)
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continue;
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if (xmlElement.Name != "Action")
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{
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if (xmlElement.NodeType != XmlNodeType.Comment)
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LOG.Write("interlock config file contains no comments content, " + xmlElement.InnerXml);
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continue;
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}
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// Action节点仅支持对DO进行配置
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if (!xmlElement.HasAttribute("do") || !xmlElement.HasAttribute("value"))
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{
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sbReason.AppendLine("action node has no [do] or [value] attribute");
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continue;
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}
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var doName = xmlElement.GetAttribute("do");
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var doValue = Convert.ToBoolean(xmlElement.GetAttribute("value"));
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var tip = string.Empty;
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var dicTips = new Dictionary<string, string>();
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var lstLimit = new List<IInterlockLimit>();
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if (!doMap.ContainsKey(doName))
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{
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sbReason.AppendLine("action node " + doName + " no such DO defined");
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continue;
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}
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// 获取DO实例
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var doAction = doMap[doName];
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if (doAction == null)
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{
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// 如果DO不存在，则读取下一个Action节点
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sbReason.AppendLine("action node " + doName + " no such DO defined");
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continue;
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}
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if (xmlElement.HasAttribute("tip"))
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tip = xmlElement.GetAttribute("tip");
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if (xmlElement.HasAttribute("tip.zh-CN"))
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dicTips["zh-CN"] = xmlElement.GetAttribute("tip.zh-CN");
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if (xmlElement.HasAttribute("tip.en-US"))
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dicTips["en-US"] = xmlElement.GetAttribute("tip.en-US");
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// 遍历Action下的Limit节点
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foreach (XmlElement nodeLimit in xmlElement.ChildNodes)
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{
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// 获取InterlockLimit对象。
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var limit = CreateInterlockLimit(nodeLimit, out var err);
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if(limit != null)
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lstLimit.Add(limit);
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else
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sbReason.AppendLine(err);
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}
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// 创建InterlockAction对象
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var newAction = new InterlockAction(doAction, doValue, tip, dicTips, lstLimit);
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_lstActions.Add(newAction);
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// 创建InterlockLimit到被使用的InterlockAction映射字典
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foreach (var limit in lstLimit)
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{
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// 检查InterlockLimit是否已经存在于字典中
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var limitInDic = _dicLimitToActionMap.Keys.FirstOrDefault(x => x.UniqueId == limit.UniqueId);
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Debug.Assert(limitInDic != null, "The condition should never be hit");
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// 存在则插入InterlockAction；不存在则新建
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if (limitInDic != null)
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_dicLimitToActionMap[limitInDic].Add(newAction);
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else
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{
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_dicLimitToActionMap[limit] = new List<InterlockAction> { newAction };
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}
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}
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}
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}
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catch (Exception ex)
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{
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sbReason.AppendLine(ex.Message);
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}
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if (sbReason.Length > 0)
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{
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reason = sbReason.ToString().TrimEnd('\n', '\r');
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return false;
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}
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return true;
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}
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public void Monitor()
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{
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// 如果系统设置中旁路了互锁，则不监测互锁条件
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if (SC.ContainsItem("System.BypassInterlock") && SC.GetValue<bool>("System.BypassInterlock"))
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return;
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// 遍历每一个InterlockLimit对象。
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foreach (var limit in _dicLimitToActionMap)
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{
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// 如果互锁没被触发
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if (!limit.Key.IsTriggered())
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continue;
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var reverseInfo = new StringBuilder();
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var module = "System";
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foreach (var action in limit.Value)
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{
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// 尝试根据Action定义复位该互锁限制条件对应的所有DO的电平
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if (action.TryReverse(out var reason))
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{
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var ss = action.ActionName.Split('.');
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if (ss.Length > 1 && ModuleHelper.IsPm(ss[0]))
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module = ss[0];
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reverseInfo.AppendLine(reason);
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}
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}
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// 如果PM腔有被恢复的DO，则打印信息并报警。
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if (reverseInfo.Length > 0)
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{
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reverseInfo.Insert(0,
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$"Due to the {limit.Key.Tip}, {limit.Key.Name} is not [{limit.Key.GetLimitValue()}]\r\n");
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EV.PostWarningLog(module, reverseInfo.ToString().TrimEnd('\r', '\n'));
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}
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}
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}
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public bool CanSetDo(string doName, bool onOff, out string reason)
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{
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reason = string.Empty;
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if (SC.ContainsItem("System.BypassInterlock") && SC.GetValue<bool>("System.BypassInterlock"))
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{
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return true;
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}
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foreach (var action in _lstActions)
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{
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if (action.IsSame(doName, onOff))
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{
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return action.CanDo(out reason);
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}
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}
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return true;
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}
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/// <summary>
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/// 创建互锁显示条件对象。
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/// </summary>
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/// <remarks>
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/// 注意：对于同一个IO、相同状态的互锁限制条件，该函数确保仅生成一个实例，不会针对同一条件创建不同实例。
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/// </remarks>
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/// <param name="ioName">IO名称。</param>
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/// <param name="limitValue">当前限制条件中的IO状态。</param>
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/// <param name="tip">默认语言提示信息。</param>
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/// <param name="cultureTip">多国语言提示信息。</param>
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/// <param name="reason">创建失败并返回null的原因。</param>
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/// <returns>互锁限制条件对象的实例。</returns>
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private static IInterlockLimit CreateInterlockLimit(IOType ioType, string ioName, string limitValue, string tip,
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Dictionary<string, string> cultureTip , out string reason)
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{
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Debug.Assert(Enum.TryParse<IOType>(ioType.ToString(), out _),"Undefined IO Type");
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Debug.Assert(!string.IsNullOrEmpty(ioName),"IO Name can not be empty");
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Debug.Assert(!string.IsNullOrEmpty(limitValue),"LimitValue can not be empty");
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reason = "";
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// 创建一个InterlockLimit实例。
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IIOAccessor io;
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IInterlockLimit limit;
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try
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{
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io = GetIoByIoType(ioType, ioName);
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}
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catch (IoNotFoundException)
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{
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reason = $"limit node {ioName} no such {ioType} defined";
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return null;
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}
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catch (InvalidIoTypeExeption)
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{
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reason = $"limit node {ioName} no such io type defined";
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return null;
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}
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switch (ioType)
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{
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case IOType.DI:
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limit = new DiLimit((DIAccessor)io, limitValue, tip, cultureTip);
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break;
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case IOType.DO:
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limit = new DoLimit((DOAccessor)io, limitValue, tip, cultureTip);
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break;
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case IOType.AI:
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limit = new AiLimit((AIAccessor)io, limitValue, tip, cultureTip);
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break;
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case IOType.AO:
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limit = new AoLimit((AOAccessor)io, limitValue, tip, cultureTip);
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break;
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default:
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throw new InvalidIoTypeExeption();
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}
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// 检查limit是否已经存在。
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var limitExist = _dicLimitToActionMap.Keys.FirstOrDefault(x => x.UniqueId == limit.UniqueId);
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// 如果不存在，则返回新创建的对象。
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if (limitExist == null)
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{
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_dicLimitToActionMap.Add(limit, new List<InterlockAction>());
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return limit;
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}
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// 返回已存在的对象。
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return limitExist;
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}
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/// <summary>
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/// 通过XML配置创建互锁限制条件对象。
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/// </summary>
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/// <param name="xmlNodeLimit">包含Limit定义的Xml节点。</param>
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/// <param name="reason">创建失败并返回null的原因。</param>
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/// <returns></returns>
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private static IInterlockLimit CreateInterlockLimit(XmlElement xmlNodeLimit, out string reason)
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{
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reason = "";
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// 检查节点名称是否为Limit
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if (xmlNodeLimit.Name != "Limit") // 节点名称不是Limit
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{
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reason = "the name of xml node is not 'Limit'";
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if (xmlNodeLimit.NodeType != XmlNodeType.Comment)
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{
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reason = "interlock config file contains no comments content, " + xmlNodeLimit.InnerXml;
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LOG.Write(reason);
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}
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return null;
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}
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// 节点不包含‘di’、‘do’、‘ai’、‘ao’，或者不包含‘value’属性
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string limitIoName;
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IOType limitIoType;
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if (xmlNodeLimit.HasAttribute("di"))
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{
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limitIoName = xmlNodeLimit.GetAttribute("di");
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limitIoType = IOType.DI;
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}
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else if (xmlNodeLimit.HasAttribute("do"))
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{
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limitIoName = xmlNodeLimit.GetAttribute("do");
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limitIoType = IOType.DO;
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}
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else if (xmlNodeLimit.HasAttribute("ai"))
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{
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limitIoName = xmlNodeLimit.GetAttribute("ai");
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limitIoType = IOType.AI;
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}
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else if (xmlNodeLimit.HasAttribute("ao"))
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{
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limitIoName = xmlNodeLimit.GetAttribute("ao");
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limitIoType = IOType.AO;
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}
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else
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{
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reason = "limit node lack of di/do/ai/ao/io attribute";
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return null;
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}
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string limitValue;
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if (xmlNodeLimit.HasAttribute("value"))
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limitValue = xmlNodeLimit.GetAttribute("value");
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else
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{
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reason = "limit node lack of value attribute";
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return null;
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}
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var tip = string.Empty;
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var dicLimitTips = new Dictionary<string, string>();
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if (xmlNodeLimit.HasAttribute("tip"))
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{
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tip = xmlNodeLimit.GetAttribute("tip");
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}
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if (xmlNodeLimit.HasAttribute("tip.zh-CN"))
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{
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dicLimitTips["zh-CN"] = xmlNodeLimit.GetAttribute("tip.zh-CN");
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}
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if (xmlNodeLimit.HasAttribute("tip.en-US"))
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{
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dicLimitTips["en-US"] = xmlNodeLimit.GetAttribute("tip.en-US");
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}
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var limit = CreateInterlockLimit(limitIoType, limitIoName, limitValue, tip, dicLimitTips, out reason);
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return limit;
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}
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/// <summary>
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/// 根据给定的IO类型和IO名称，从IO列表中获取IO对象实例。
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/// </summary>
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/// <param name="type">IO类型，请参考<see cref="IOType"/>。</param>
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/// <param name="ioName">IO名称。</param>
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/// <returns></returns>
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/// <exception cref="InvalidIoTypeExeption">无效的IO类型。</exception>
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/// <exception cref="IoNotFoundException">未找到IO。</exception>
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private static IIOAccessor GetIoByIoType(IOType type, string ioName)
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{
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List<IIOAccessor> dictMap;
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switch (type)
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{
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case IOType.DI:
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dictMap = _diMap;
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break;
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case IOType.DO:
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dictMap = _doMap;
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break;
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case IOType.AI:
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dictMap = _aiMap;
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break;
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case IOType.AO:
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dictMap = _aoMap;
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break;
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default:
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throw new InvalidIoTypeExeption();
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}
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var io = dictMap.FirstOrDefault(x => x.Name == ioName);
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if (io != null)
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return io;
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throw new IoNotFoundException(type, ioName);
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}
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#endregion
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}
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}
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