/// <summary>
/// Wraps an implementation in server named pipe bindings. Server pattern:
/// 1) Foreach method
/// a) Deserialize arguments over pipe
/// b) Call original function
/// c) Serialize response over pipe
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="instance"></param>
/// <param name="pipeName"></param>
public static void Wrap <T>(T instance, string pipeName)
{
foreach (MethodInfo methodInfo in typeof(T).GetMethods())
{
// Continuously listen on a separate thread for serialize/deserialization over the pipe
Task.Run(() =>
{
// Every method gets it's own pipe
NamedPipeServerStream pipe = new NamedPipeServerStream(PipeDream.GenerateMethodPipeName(pipeName, methodInfo.Name), PipeDirection.InOut);
pipe.WaitForConnection();
ParameterInfo[] parameters = methodInfo.GetParameters();
Console.WriteLine(methodInfo.Name + " is awaiting args...");
while (true)
{
IFormatter formatter = new BinaryFormatter();
List <object> args = new List <object>();
if (parameters.Length > 0)
{
foreach (ParameterInfo arg in parameters)
{
object nextArg = formatter.Deserialize(pipe);
args.Add(nextArg);
Console.WriteLine("Server (" + methodInfo.Name + ") recieved arg: " + nextArg);
}
}
else
{
formatter.Deserialize(pipe);
Console.WriteLine("Server (" + methodInfo.Name + ") recieved empty argument");
}
if (methodInfo.ReturnType != typeof(void))
{
object result = methodInfo.Invoke(instance, args.ToArray());
Console.WriteLine("Server called original function with result: " + result);
formatter.Serialize(pipe, result);
}
else
{
methodInfo.Invoke(instance, null);
Console.WriteLine("Server called void function");
formatter.Serialize(pipe, 0);
}
}
});
}
}
private NamedPipeClientStream GetPipe(MethodInfo method)
{
string pipeName = PipeDream.GenerateMethodPipeName(this.PipeName, method.Name);
if (this.PipeMap.ContainsKey(pipeName))
{
return(this.PipeMap[pipeName]);
}
else
{
NamedPipeClientStream pipe = new NamedPipeClientStream(".", pipeName, PipeDirection.InOut, PipeOptions.None);
pipe.Connect();
this.PipeMap[pipeName] = pipe;
return(pipe);
}
}