#region << 版 本 注 释 >>
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/*----------------------------------------------------------------
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* 命名空间：WIDESEAWCS_Communicator
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* 创建者：胡童庆
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* 创建时间：2024/8/2 16:13:36
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* 版本：V1.0.0
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* 描述：西门子S7通讯类的封装,继承BaseCommunicator抽象类
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*
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* ----------------------------------------------------------------
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* 修改人：
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* 修改时间：
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* 版本：V1.0.1
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* 修改说明：
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*
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*----------------------------------------------------------------*/
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#endregion << 版 本 注 释 >>
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using HslCommunication;
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using HslCommunication.Core;
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using HslCommunication.LogNet;
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using HslCommunication.Profinet.Siemens;
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using Newtonsoft.Json;
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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using System.Net;
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using System.Net.NetworkInformation;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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using System.Xml.Linq;
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namespace WIDESEAWCS_Communicator
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{
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/// <summary>
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/// 西门子S7通讯类
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/// </summary>
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[Description("西门子S7")]
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public class SiemensS7 : BaseCommunicator
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{
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#region Private Member
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/// <summary>
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/// HSLCommunication的西门子的S7协议的通讯类
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/// </summary>
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private SiemensS7Net plc;
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/// <summary>
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/// 设备的IP地址。
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/// </summary>
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private string _ipAddress;
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/// <summary>
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/// 连接使用的端口号。
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/// </summary>
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private int _port;
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/// <summary>
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/// 当前通讯器是否已连接到PLC。
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/// </summary>
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private bool _connected;
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/// <summary>
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/// PLC名称
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/// </summary>
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private string _name;
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private ILogNet _logNet;
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private bool _isPing = true;
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#endregion Private Member
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#region Public Member
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/// <summary>
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/// 获取当前通讯器是否已连接到PLC。
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/// </summary>
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public override bool IsConnected => _connected;
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/// <summary>
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/// PLC名称
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/// </summary>
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public override string Name => _name;
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public override ILogNet LogNet => _logNet;
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#endregion Public Member
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#region Constructor Function
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/// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="ipAddress">设备的IP地址</param>
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/// <param name="port">连接使用的端口号</param>
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/// <param name="name">设备名称</param>
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public SiemensS7(string ipAddress, int port, string name)
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{
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string path = AppDomain.CurrentDomain.BaseDirectory + $"Log_PLCReadWrite\\{name}";
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_logNet = new LogNetFileSize(path, 10 * 1024 * 1024, 100);
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bool ipCheck = IPAddress.TryParse(ipAddress, out IPAddress? address);
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if (!ipCheck)
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{
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_logNet.WriteError(name, string.Format(CommunicationExceptionMessage.IpAddressErrorException, ipAddress));
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throw new CommunicationException(string.Format(CommunicationExceptionMessage.IpAddressErrorException, ipAddress), CommunicationErrorType.IpAddressError);
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}
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_ipAddress = ipAddress;//通过构造函数赋值设备的IP地址
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_port = port;//通过构造函数赋值连接使用的端口号
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_name = name;
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}
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#endregion
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#region Private Method
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/// <summary>
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/// 从OperateResult对象中获取读取的数据。
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/// </summary>
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/// <typeparam name="T">读取的数据类型。</typeparam>
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/// <param name="operateResult">HSLCommunication读取的OperateResult<T>对象</param>
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/// <returns>如果读取成功，返回读取结果，读取失败，抛出自定义通讯异常</returns>
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/// <exception cref="CommunicationException">自定义通讯异常类</exception>
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private object GetContent<T>(OperateResult<T> operateResult, string address)
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{
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try
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{
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if (!operateResult.IsSuccess)
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{
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throw new CommunicationException(string.Format(CommunicationExceptionMessage.ReadFailedException, typeof(T).Name, address, operateResult.Message), CommunicationErrorType.ReadFailed);
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}
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return operateResult.Content ?? throw new CommunicationException(string.Format(CommunicationExceptionMessage.ReadDataIsNull, address), CommunicationErrorType.ReadFailed);
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}
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catch (Exception ex)
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{
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LogNet.WriteException(Name, ex.Message, ex);
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throw new CommunicationException(ex.Message, CommunicationErrorType.ReadFailed, innerException: ex);
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="operateResult"></param>
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/// <param name="address"></param>
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/// <param name="value"></param>
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/// <returns></returns>
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/// <exception cref="CommunicationException"></exception>
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private bool GetResult<T>(OperateResult operateResult, string address, T value) where T : notnull
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{
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StringBuilder stringBuilder = new StringBuilder();
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try
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{
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stringBuilder.AppendLine(string.Format(CommunicationInfoMessage.WriteData, address, value));
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if (!operateResult.IsSuccess)
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{
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throw new CommunicationException(string.Format(CommunicationExceptionMessage.WriteFailedException, typeof(T).Name, address, value, operateResult.Message), CommunicationErrorType.WriteFailed);
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}
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else
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{
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object? obj = null;
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for (int i = 0; i < 5; i++)
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{
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T readValue = Read<T>(address);
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stringBuilder.AppendLine(string.Format(CommunicationInfoMessage.WriteAfterRead, readValue, value));
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obj = readValue;
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if (readValue.Equals(value))
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{
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stringBuilder.AppendLine(string.Format(CommunicationInfoMessage.WriteAndReadCheckSuccess, address, value, readValue));
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return true;
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}
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else if (i < 4)
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{
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Write(address, value);
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}
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}
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stringBuilder.AppendLine(string.Format(CommunicationExceptionMessage.WriteAndReadCheckFaild, address, value, obj));
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throw new CommunicationException(stringBuilder.ToString(), CommunicationErrorType.WriteFailed);
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}
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}
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catch (Exception ex)
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{
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LogNet.WriteException(Name, ex.Message, ex);
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throw new CommunicationException(ex.Message, CommunicationErrorType.WriteFailed, innerException: ex);
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}
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finally
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{
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LogNet.WriteInfo(Name, stringBuilder.ToString());
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}
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}
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/// <summary>
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/// 写入数据
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/// </summary>
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/// <param name="address"></param>
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/// <param name="value"></param>
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/// <returns></returns>
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/// <exception cref="CommunicationException"></exception>
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private OperateResult Write(string address, object value)
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{
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try
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{
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Type type = value.GetType();
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switch (Type.GetTypeCode(type))
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{
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case TypeCode.Int32:
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return plc.Write(address, Convert.ToInt32(value));
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case TypeCode.UInt32:
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return plc.Write(address, Convert.ToUInt32(value));
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case TypeCode.Int16:
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return plc.Write(address, Convert.ToInt16(value));
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case TypeCode.UInt16:
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return plc.Write(address, Convert.ToUInt16(value));
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case TypeCode.Single:
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return plc.Write(address, Convert.ToSingle(value));
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case TypeCode.Boolean:
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return plc.Write(address, Convert.ToBoolean(value));
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case TypeCode.Byte:
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return plc.Write(address, Convert.ToByte(value));
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case TypeCode.String:
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return plc.Write(address, Convert.ToString(value));
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case TypeCode.Char:
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return plc.Write(address, Convert.ToChar(value));
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default:
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throw new CommunicationException(string.Format(CommunicationExceptionMessage.DataTypeErrorException, type.Name, address), CommunicationErrorType.TypeError);
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}
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}
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catch (CommunicationException ex)
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{
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throw new CommunicationException(ex.Message, ex.ErrorType);
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}
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catch (Exception ex)
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{
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//读取异常时抛出自定义通讯异常类
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throw new CommunicationException(string.Format(CommunicationExceptionMessage.DataTypeErrorException, address, value), CommunicationErrorType.TypeError, innerException: ex);
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}
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}
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private object Read(string address, TypeCode typeCode)
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{
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try
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{
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switch (typeCode)
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{
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case TypeCode.Int32:
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return (int)GetContent(plc.ReadInt32(address), address);
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case TypeCode.UInt32:
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return (uint)GetContent(plc.ReadUInt32(address), address);
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case TypeCode.Int16:
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return (short)GetContent(plc.ReadInt16(address), address);
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case TypeCode.UInt16:
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return (ushort)GetContent(plc.ReadUInt16(address), address);
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case TypeCode.Single:
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return (float)GetContent(plc.ReadFloat(address), address);
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case TypeCode.Boolean:
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return (bool)GetContent(plc.ReadBool(address), address);
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case TypeCode.Byte:
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return (byte)GetContent(plc.ReadByte(address), address);
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case TypeCode.String:
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return (string)GetContent(plc.ReadString(address), address);
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case TypeCode.Char:
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return (char)GetContent(plc.ReadByte(address), address);
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default:
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throw new CommunicationException(string.Format(CommunicationExceptionMessage.DataTypeErrorException, typeCode.ToString(), address), CommunicationErrorType.TypeError);
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}
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}
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catch (CommunicationException ex)
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{
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//读取异常时抛出自定义通讯异常类
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throw new CommunicationException(ex.Message, ex.ErrorType);
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}
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catch (Exception ex)
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{
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//读取异常时抛出自定义通讯异常类
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throw new CommunicationException($"读取数据异常,错误信息:{ex.Message}", CommunicationErrorType.ReadException, innerException: ex);
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}
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}
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private void Ping()
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{
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Task.Run(() =>
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{
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while (_isPing)
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{
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try
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{
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IPStatus status = plc.IpAddressPing();
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if (status == IPStatus.Success)
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_connected = true;
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else
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_connected = false;
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}
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finally
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{
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Thread.Sleep(100);
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}
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}
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});
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}
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#endregion
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#region Public Method
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/// <summary>
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/// 连接到PLC。
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/// </summary>
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/// <returns>如果连接成功则返回true，否则返回false。</returns>
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/// <exception cref="CommunicationException">自定义通讯异常类</exception>
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public override bool Connect()
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{
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try
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{
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//实例化一个西门子的S7协议的通讯对象
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plc = new SiemensS7Net(SiemensPLCS.S1500)
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{
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IpAddress = _ipAddress,
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Port = _port
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};
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OperateResult operateResult = plc.ConnectServer();//连接PLC
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_connected = operateResult.IsSuccess;//将连接是否成功赋值给当前通讯器是否已连接到PLC
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if (_connected)
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LogNet.WriteInfo(Name, string.Format(CommunicationInfoMessage.ConnectSuccess, _ipAddress, _port));
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else
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LogNet.WriteError(Name, string.Format(CommunicationExceptionMessage.ConnectFaild, _ipAddress, _port, operateResult.Message));
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Ping();
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return operateResult.IsSuccess;
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}
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catch (Exception ex)
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{
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LogNet.WriteException(Name, string.Format(CommunicationExceptionMessage.ConnectFaild, _ipAddress, _port, ex.Message), ex);
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//连接异常时抛出自定义异常类
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throw new CommunicationException(ex.Message, CommunicationErrorType.ConnectionFailed, innerException: ex);
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}
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}
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/// <summary>
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/// 断开与工业设备的连接。
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/// </summary>
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/// <returns>如果成功断开连接则返回true，如果已经是断开状态则返回false。</returns>
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public override bool Disconnect()
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{
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try
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{
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if (plc != null)
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{
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OperateResult operateResult = plc.ConnectClose();//断开与PLC的连接
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return operateResult.IsSuccess;
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}
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return false;
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}
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catch (Exception ex)
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{
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return false;
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}
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finally
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{
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_connected = false;
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}
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}
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#region Read
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/// <summary>
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/// 从PLC读取数据。
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/// </summary>
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/// <param name="address">源地址，具体格式取决于使用的工业协议。</param>
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/// <param name="length">要读取的数据长度。</param>
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/// <returns>读取到的数据，如果读取失败则可能返回null、空数组或抛出自定义通讯异常。</returns>
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/// <exception cref="CommunicationException">自定义通讯异常类</exception>
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public override byte[] Read(string address, int length)
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{
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return (byte[])GetContent(plc.Read(address, (ushort)length), address);
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}
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/// <summary>
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/// 从PLC读取数据。
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/// </summary>
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/// <typeparam name="T">读取的数据类型。</typeparam>
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/// <param name="address">源地址，具体格式取决于使用的工业协议。</param>
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/// <param name="length">要读取的数据长度（可选，默认值为1）。</param>
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/// <returns>如果读取成功，返回读取的结果，失败则抛出自定义通讯异常</returns>
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/// <exception cref="CommunicationException">自定义通讯异常类</exception>
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public override T Read<T>(string address)
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{
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Type type = typeof(T);
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return (T)Read(address, Type.GetTypeCode(type));
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}
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/// <summary>
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/// 从PLC读取数据返回object。
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/// </summary>
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/// <param name="address">源地址，具体格式取决于使用的工业协议。</param>
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/// <param name="dataType">读取的数据类型。</param>
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/// <returns>如果读取成功，返回读取的结果，失败则抛出自定义通讯异常</returns>
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/// <exception cref="CommunicationException">自定义通讯异常类</exception>
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public override object ReadAsObj(string address, string dataType)
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{
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return Read(address, SiemensDBDataType.GetTypeCode(dataType));
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}
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#endregion
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#region Write
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/// <summary>
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/// 向PLC写入数据。
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/// </summary>
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/// <param name="address">源地址，具体格式取决于使用的工业协议。</param>
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/// <param name="data">要写入的数据。</param>
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/// <returns>如果写入成功则返回true，如果写入失败则可能返回false或抛出自定义通讯异常。</returns>
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/// <exception cref="CommunicationException">自定义通讯异常类</exception>
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public override bool Write(string address, byte[] data)
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{
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try
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{
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OperateResult result = plc.Write(address, data);
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if (result.IsSuccess)
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{
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return result.IsSuccess;
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}
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else
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{
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//todo 写入失败
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return false;
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}
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}
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catch (Exception ex)
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{
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//写入异常时抛出自定义通讯异常类
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throw new CommunicationException($"写入数据异常,地址:【{address}】,错误信息: {ex.Message}", CommunicationErrorType.ReadFailed, innerException: ex);
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}
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}
|
|
/// <summary>
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///
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="address"></param>
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/// <param name="value"></param>
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/// <returns></returns>
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/// <exception cref="NotImplementedException"></exception>
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public override bool Write<T>(string address, T value)
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{
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return GetResult(Write(address, value), address, value);
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}
|
|
/// <summary>
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/// 向PLC写入数据。
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/// </summary>
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/// <param name="address">源地址，具体格式取决于使用的工业协议。</param>
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/// <param name="dataType">要写入的数据类型（PLC的数据类型）。</param>
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/// <param name="value">要写入的数据。</param>
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/// <returns>如果写入成功则返回true，失败则抛出自定义通讯异常。</returns>
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/// <exception cref="CommunicationException"></exception>
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public override bool WriteObj(string address, string dataType, [NotNull] object value)
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{
|
bool obj = false;
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switch (dataType.ToLower())
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{
|
case SiemensDBDataType.DataType_DInt:
|
{
|
int writeVal;
|
try
|
{
|
writeVal = Convert.ToInt32(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
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obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_DW:
|
{
|
uint writeVal;
|
try
|
{
|
writeVal = Convert.ToUInt32(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_Int:
|
{
|
short writeVal;
|
try
|
{
|
writeVal = Convert.ToInt16(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_W:
|
{
|
ushort writeVal;
|
try
|
{
|
writeVal = Convert.ToUInt16(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_Float:
|
{
|
float writeVal;
|
try
|
{
|
writeVal = Convert.ToSingle(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_Bool:
|
{
|
bool writeVal;
|
try
|
{
|
writeVal = Convert.ToBoolean(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_Byte:
|
{
|
byte writeVal;
|
try
|
{
|
writeVal = Convert.ToByte(value);
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
break;
|
case SiemensDBDataType.DataType_String:
|
{
|
string writeVal;
|
try
|
{
|
writeVal = value.ToString();
|
}
|
catch (Exception ex)
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.TypeConvertError, dataType, address, value, ex.Message), CommunicationErrorType.TypeError, innerException: ex);
|
}
|
obj = GetResult(Write(address, writeVal), address, writeVal);
|
}
|
|
break;
|
case SiemensDBDataType.DataType_Char:
|
|
break;
|
default:
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.DataTypeErrorException, dataType, address), CommunicationErrorType.TypeError);
|
}
|
return obj;
|
}
|
#endregion
|
|
#region ReadCustomer
|
public override T ReadCustomer<T>(string address)
|
{
|
try
|
{
|
return plc.ReadCustomer<T>(address).Content;
|
}
|
catch (Exception ex)
|
{
|
LogNet.WriteException(Name, $"【{Name}】PLC读取异常，地址：【{address}】，错误信息：【{ex.Message}】", ex);
|
throw new CommunicationException(ex.Message, CommunicationErrorType.ReadException, innerException: ex);
|
}
|
|
}
|
#endregion
|
|
#region WriteCustomer
|
public override bool WriteCustomer<T>(string address, [NotNull] T value)
|
{
|
StringBuilder stringBuilder = new StringBuilder();
|
try
|
{
|
OperateResult operateResult = plc.WriteCustomer(address, value);
|
stringBuilder.AppendLine(string.Format(CommunicationInfoMessage.WriteData, address, JsonConvert.SerializeObject(value)));
|
if (operateResult.IsSuccess)
|
{
|
object? obj = null;
|
for (int i = 0; i < 5; i++)
|
{
|
T readValue = ReadCustomer<T>(address);
|
stringBuilder.AppendLine(string.Format(CommunicationInfoMessage.WriteAfterRead, address, JsonConvert.SerializeObject(readValue)));
|
obj = readValue;
|
PropertyInfo[] propertyInfos = typeof(T).GetProperties();
|
for (int j = 0; j < propertyInfos.Length; j++)
|
{
|
object? writeValueItem = propertyInfos[j].GetValue(value);
|
object? readValueItem = propertyInfos[j].GetValue(readValue);
|
if (writeValueItem.Equals(readValueItem))
|
{
|
stringBuilder.AppendLine(string.Format(CommunicationInfoMessage.WriteAndReadCheckSuccess, address, JsonConvert.SerializeObject(value), JsonConvert.SerializeObject(readValue)));
|
}
|
else
|
{
|
break;
|
}
|
if (j == propertyInfos.Length - 1)
|
return true;
|
}
|
|
plc.WriteCustomer(address, value);
|
}
|
stringBuilder.AppendLine(string.Format(CommunicationExceptionMessage.WriteAndReadCheckFaild, address, JsonConvert.SerializeObject(value), JsonConvert.SerializeObject(obj)));
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.WriteAndReadCheckFaild, address, JsonConvert.SerializeObject(value), JsonConvert.SerializeObject(obj)), CommunicationErrorType.WriteFailed);
|
}
|
else
|
{
|
throw new CommunicationException(string.Format(CommunicationExceptionMessage.WriteFailedException, typeof(T).Name, address, JsonConvert.SerializeObject(value), operateResult.Message), CommunicationErrorType.WriteFailed);
|
}
|
}
|
catch (Exception ex)
|
{
|
LogNet.WriteException(Name, ex.Message, ex);
|
throw new CommunicationException(ex.Message, CommunicationErrorType.WriteFailed, innerException: ex);
|
}
|
finally
|
{
|
LogNet.WriteInfo(Name, stringBuilder.ToString());
|
}
|
|
}
|
#endregion
|
|
// 显式实现IDisposable接口以提供垃圾回收时的清理
|
public override void Dispose()
|
{
|
_isPing = false;
|
Disconnect();
|
plc.Dispose();
|
GC.SuppressFinalize(this);
|
}
|
|
public override OperateResult<TimeSpan> Wait<T>(string address, int readInterval, int waitTimeout, T value)
|
{
|
TypeCode typeCode = Type.GetTypeCode(typeof(T));
|
switch (typeCode)
|
{
|
case TypeCode.Byte:
|
DateTime start = DateTime.Now;
|
while (true)
|
{
|
OperateResult<byte> read = plc.ReadByte(address);
|
if (!read.IsSuccess) return OperateResult.CreateFailedResult<TimeSpan>(read);
|
|
if (read.Content == Convert.ToByte(value)) return OperateResult.CreateSuccessResult(DateTime.Now - start);
|
if (waitTimeout > 0 && (DateTime.Now - start).TotalMilliseconds > waitTimeout)
|
{
|
return new OperateResult<TimeSpan>(StringResources.Language.CheckDataTimeout + waitTimeout);
|
}
|
HslHelper.ThreadSleep(readInterval);
|
}
|
case TypeCode.Int16:
|
OperateResult<TimeSpan> operateResultShort = plc.Wait(address, Convert.ToInt16(value), readInterval, waitTimeout);
|
return operateResultShort;
|
case TypeCode.Int32:
|
OperateResult<TimeSpan> operateResultInt = plc.Wait(address, Convert.ToInt16(value), readInterval, waitTimeout);
|
return operateResultInt;
|
case TypeCode.UInt16:
|
OperateResult<TimeSpan> operateResultUShort = plc.Wait(address, Convert.ToInt16(value), readInterval, waitTimeout);
|
return operateResultUShort;
|
case TypeCode.UInt32:
|
OperateResult<TimeSpan> operateResultUInt = plc.Wait(address, Convert.ToInt16(value), readInterval, waitTimeout);
|
return operateResultUInt;
|
default:
|
throw new NotSupportedException();
|
}
|
}
|
#endregion
|
|
#region Destruction Function
|
/// <summary>
|
/// 析构函数，确保在不再需要时关闭连接
|
/// </summary>
|
~SiemensS7()
|
{
|
Dispose();
|
}
|
#endregion
|
}
|
}
|
