TcpClientCommunication.cs
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using DataAcquisition.Models;
using HHECS.BllModel;
using System.Net.Sockets;
using System.Text;
namespace DataAcquisition.Common.Communications
{
public class TcpClientCommunication : ICommunication
{
public int CommunicationId { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
public string IpAddress => _ipAddress;
protected TcpClient tcpClient = new();
protected string _ipAddress = null!;
protected int _port;
protected byte[] _data = new byte[1024 * 8];
protected TcpClientCommunication() { }
public TcpClientCommunication(int communicationId, string ip, int port) : this()
{
CommunicationId = communicationId;
_ipAddress = ip;
_port = port;
}
public BllResult ConnectClose()
{
try
{
tcpClient.Close();
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
public BllResult ConnectServer()
{
try
{
tcpClient = new TcpClient();
tcpClient.Connect(_ipAddress, _port);
Task.Run(async () =>
{
while (tcpClient.Connected)
{
try
{
var stream = tcpClient.GetStream();
var buffer = new byte[_data.Length];
stream.Read(buffer);
var bufferString = Encoding.Default.GetString(buffer).TrimEnd('\0');
if (!string.IsNullOrWhiteSpace(bufferString))
{
_data = buffer;
}
await Task.Delay(100);
}
catch (Exception) { }
}
});
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
public virtual BllResult Read(IEnumerable<EquipmentProperty> equipmentProperties)
{
throw new NotImplementedException();
}
public BllResult Read(EquipmentProperty equipmentProperty)
{
return Read([equipmentProperty]);
}
public virtual BllResult Write(IEnumerable<EquipmentProperty> equipmentProperties)
{
throw new NotImplementedException();
}
public BllResult Write(EquipmentProperty equipmentProperty)
{
return Write([equipmentProperty]);
}
}
}