台州海关TD3600上线版本

JJMediSys/cs/SocketClient.cs

@@ -0,0 +1,101 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JJMediSys
+{
+    public class SocketClient
+    {
+        private Socket _clientSocket;
+        private IPEndPoint _serverEndPoint;
+        public  bool Status = false;
+
+        public SocketClient(string serverIp, int serverPort)
+        {
+            _serverEndPoint = new IPEndPoint(IPAddress.Parse(serverIp), serverPort);
+        }
+
+        public bool Connect()
+        {
+            _clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
+            try
+            {
+                _clientSocket.Connect(_serverEndPoint);
+                Status = true;
+                SystemSet.logger.Info("Connected to server");
+                return Status;
+
+            }
+            catch (SocketException ex)
+            {
+                Status = false;
+                SystemSet.logger.Info($"Connection failed: {ex.Message}");
+                return Status;
+            }
+
+        }
+
+        public bool SendData(string data)
+        {
+            if (_clientSocket == null || !_clientSocket.Connected)
+            {
+                SystemSet.logger.Info("Not connected to server");
+                Status = false;
+                return false;
+            }
+
+            byte[] buffer = Encoding.UTF8.GetBytes(data);
+            try
+            {
+                _clientSocket.Send(buffer);
+                SystemSet.logger.Info($"Sent data: {data}");
+                return true;
+            }
+            catch (SocketException ex)
+            {
+                SystemSet.logger.Info($"Send failed: {ex.Message}");
+                return false;
+            }
+        }
+
+        public string ReceiveData()
+        {
+            if (_clientSocket == null || !_clientSocket.Connected)
+            {
+                SystemSet.logger.Info("Not connected to server");
+                Status = false;
+                return null;
+            }
+
+            byte[] buffer = new byte[1024];
+            try
+            {
+                int bytesReceived = _clientSocket.Receive(buffer);
+                string receivedData = Encoding.UTF8.GetString(buffer, 0, bytesReceived);
+                SystemSet.logger.Info($"Received data: {receivedData}");
+                return receivedData;
+            }
+            catch (SocketException ex)
+            {
+                SystemSet.logger.Info($"Receive failed: {ex.Message}");
+                return null;
+            }
+        }
+
+        public void Disconnect()
+        {
+            if (_clientSocket != null)
+            {
+                _clientSocket.Shutdown(SocketShutdown.Both);
+                _clientSocket.Close();
+                _clientSocket = null;
+                SystemSet.logger.Info("Disconnected from server");
+                Status = false;
+            }
+        }
+    }
+}