/* C# Network Programming by Richard Blum Publisher: Sybex ISBN: 0782141765 */ using System; using System.IO; using System.Net; using System.Net.Sockets; using System.Runtime.Serialization; using System.Runtime.Serialization.Formatters.Soap; public class BetterDataRcvr { private SerialEmployee RecvData(NetworkStream strm) { MemoryStream memstrm = new MemoryStream(); byte[] data = new byte[4]; int recv = strm.Read(data, 0, 4); int size = BitConverter.ToInt32(data, 0); int offset = 0; while(size > 0) { data = new byte[1024]; recv = strm.Read(data, 0, size); memstrm.Write(data, offset, recv); offset += recv; size -= recv; } IFormatter formatter = new SoapFormatter(); memstrm.Position = 0; SerialEmployee emp = (SerialEmployee)formatter.Deserialize(memstrm); memstrm.Close(); return emp; } public BetterDataRcvr() { TcpListener server = new TcpListener(9050); server.Start(); TcpClient client = server.AcceptTcpClient(); NetworkStream strm = client.GetStream(); SerialEmployee emp1 = RecvData(strm); Console.WriteLine("emp1.EmployeeID = {0}", emp1.EmployeeID); Console.WriteLine("emp1.LastName = {0}", emp1.LastName); Console.WriteLine("emp1.FirstName = {0}", emp1.FirstName); Console.WriteLine("emp1.YearsService = {0}", emp1.YearsService); Console.WriteLine("emp1.Salary = {0} ", emp1.Salary); SerialEmployee emp2 = RecvData(strm); Console.WriteLine("emp2.EmployeeID = {0}", emp2.EmployeeID); Console.WriteLine("emp2.LastName = {0}", emp2.LastName); Console.WriteLine("emp2.FirstName = {0}", emp2.FirstName); Console.WriteLine("emp2.YearsService = {0}", emp2.YearsService); Console.WriteLine("emp2.Salary = {0}", emp2.Salary); strm.Close(); server.Stop(); } public static void Main() { BetterDataRcvr bdr = new BetterDataRcvr(); } } [Serializable] public class SerialEmployee { public int EmployeeID; public string LastName; public string FirstName; public int YearsService; public double Salary; public SerialEmployee() { EmployeeID = 0; LastName = null; FirstName = null; YearsService = 0; Salary = 0.0; } }