mes-client/UAS-出货标签管理(泽天)/PublicMethod/IPTool.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace UAS_LabelMachine.PublicMethod
{
    class IPTool
    {
        private Socket socket;

        private IPEndPoint serverFullAddr;//完整终端地址

        public IPTool(string IP, string Port)
        {
            try
            {
                socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                serverFullAddr = new IPEndPoint(IPAddress.Parse(IP), int.Parse(Port));//设置IP，端口
                socket.ReceiveTimeout = 2000;
                socket.Connect(serverFullAddr);
                Task.Factory.StartNew(WatchConnecting, TaskCreationOptions.LongRunning);
            }
            catch (Exception ex)
            {
                LogManager.DoLog(ex.Message + ex.StackTrace);
            }
        }

        public void SendCommand()
        {
            try
            {
                if (!socket.Connected)
                {
                    socket.Close();
                    socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                    socket.ReceiveTimeout = 2000;
                    socket.Connect(serverFullAddr);
                }
                byte[] receive = new byte[1024 * 10];
                int length = socket.Receive(receive);
                string str = BaseUtil.ByteToHexadecimalString(receive, length);
                Console.WriteLine(str);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message + ex.StackTrace);
            }
        }

        private void WatchConnecting()
        {
            SendCommand();
        }
    }
}