/// <summary>
/// Forward aCommand to remote service.
/// </summary>
/// <param name="command">The Command to be forwarded</param>
/// <param name="destination">String that represent the address of the target service.</param>
private void ForwardCommand(Command command, string destination, string rootSender)
{
if (debug)
{
Console.WriteLine("{0} Forwarding a {1} to {2}", LogTimestamp, command.GetType().Name, destination.Split('/').Last().ToUpper());
}
/** Invoke the remote node service via the dedicated forward endpoint address. */
BasicHttpBinding fwdBinding = new BasicHttpBinding();
EndpointAddress fwdEndpoint = new EndpointAddress(destination);
ChannelFactory <IDarPoolingForwarding> fwdChannelFactory = new ChannelFactory <IDarPoolingForwarding>(fwdBinding, fwdEndpoint);
IDarPoolingForwarding destinationService = fwdChannelFactory.CreateChannel();
//string senderAddress = receiver.BaseForwardAddress + receiver.NodeName;
destinationService.HandleForwardedDarPoolingRequest(command, rootSender);
/** Close the channel: the communication is fire-and-forget (one-way) */
((IClientChannel)destinationService).Close();
fwdChannelFactory.Close();
}
/// <summary>
/// IDarPoolingForwarding method. The service node obtain the result of the forwarded command.
/// </summary>
/// <param name="forwardedCommand"></param>
/// <param name="finalResult"></param>
public void ReturnFinalResult(Result result, Command originalCommand)
{
if (IsFwdCommand(originalCommand.CommandID))
{
string senderAddress = ExtractService(originalCommand.CommandID);
// Get ready to contact the sender Service node.
BasicHttpBinding myBinding = new BasicHttpBinding();
EndpointAddress myEndpoint = new EndpointAddress(senderAddress);
ChannelFactory <IDarPoolingForwarding> myChannelFactory = new ChannelFactory <IDarPoolingForwarding>(myBinding, myEndpoint);
IDarPoolingForwarding service = myChannelFactory.CreateChannel();
// Give the result back to the the sender Service node.
service.ReturnFinalResult(result, originalCommand);
// Close channel.
((IClientChannel)service).Close();
myChannelFactory.Close();
}
else
{
if (debug)
{
TimeSpan totalTime = DateTime.Now.Subtract(originalCommand.Timestamp);
Console.WriteLine("{0} Total time for {1}: {2}", LogTimestamp, originalCommand.GetType().Name, totalTime.TotalMilliseconds);
}
if (IsMobileCommand(originalCommand.CommandID))
{
Console.WriteLine("\n{0} Ready to send the result back to Mobile", LogTimestamp);
mobile.AddMobileResult(originalCommand.CommandID, result);
//mobile.
}
else
{
IDarPoolingCallback client = ExtractClient(originalCommand.CommandID);
ReturnResultToClient(result, client);
}
}
}
