static void Main(string[] args)
{
var cfV1 = new ChannelFactory<IComplexNumber>("firstVersionEndUsers");
var channelV1 = cfV1.CreateChannel();
var z1 = new ComplexNumber();
var z2 = new ComplexNumber();
z1.Real = 3D;
z1.Imaginary = 4D;
z2.Real = 4D;
z2.Imaginary = 3D;
Console.WriteLine("*** Service Versioning: : end-users of the first version ***\n");
Console.WriteLine("\nPlease hit any key to run OR enter 'exit' to terminate.");
string command = Console.ReadLine();
while (command != "exit")
{
Console.WriteLine("Please hit any key to simulate firstVersionEndUsers: ");
Console.ReadLine();
using (new OperationContextScope((IContextChannel)channelV1))
{
OperationContext.Current.OutgoingMessageHeaders.Add(MessageHeader.CreateHeader("Version", "http://custom/namespace", "v1.0"));
ComplexNumberArithmetics(channelV1, z1, z2);
}
Console.WriteLine("\nPlease hit any key to re-run OR enter 'exit' to terminate.");
command = Console.ReadLine();
}
((IClientChannel)channelV1).Close();
}
public ComplexNumber Add(ComplexNumber x, ComplexNumber y)
{
Console.WriteLine("Invoked ADD operation.");
var z = new ComplexNumber();
z.Real = x.Real + y.Real;
z.Imaginary = x.Imaginary + y.Imaginary;
return z;
}
public ComplexNumber Multiply(ComplexNumber x, ComplexNumber y)
{
Console.WriteLine("Invoked MULTIPLY Operation.");
var z = new ComplexNumber();
z.Real = x.Real * y.Real - x.Imaginary * y.Imaginary;
z.Imaginary = x.Real * y.Imaginary + x.Imaginary * y.Real;
return z;
}
public ComplexNumber Subtract(ComplexNumber x, ComplexNumber y)
{
Console.WriteLine("Invoked SUBTRACT operation.");
var z = new ComplexNumber();
z.Real = x.Real - y.Real;
z.Imaginary = x.Imaginary - y.Imaginary;
return z;
}
public ComplexNumber Divide(ComplexNumber x, ComplexNumber y)
{
Console.WriteLine("Invoked DIVIDE Operation.");
var z = new ComplexNumber();
var modulusY = Math.Sqrt(y.Real * y.Real + y.Imaginary * y.Imaginary);
z.Real = (x.Real * y.Real + x.Imaginary * y.Imaginary) / (modulusY * modulusY);
z.Imaginary = (x.Imaginary * y.Real - x.Real * y.Imaginary) / (modulusY * modulusY);
return z;
}
static void ComplexNumberArithmetics(IComplexNumber channel, ComplexNumber z1, ComplexNumber z2)
{
try
{
Console.WriteLine("{0} + {1} = {2}", f(z1), f(z2), f(channel.Add(z1, z2)));
Console.WriteLine("{0} - {1} = {2}", f(z1), f(z2), f(channel.Subtract(z1, z2)));
Console.WriteLine("{0} * {1} = {2}", f(z1), f(z2), f(channel.Multiply(z1, z2)));
Console.WriteLine("{0} / {1} = {2}", f(z1), f(z2), f(channel.Divide(z1, z2)));
}
catch (Exception fx)
{
Console.WriteLine(fx.Message);
}
}
static string f(ComplexNumber z)
{
return (String.Format("({0}, {1})", z.Real, z.Imaginary));
}
