public async Task Process()
{
Trace.WriteLine("Starting Controller.Process");
await Connection.Open();
ConnectionReader = new Reader(Connection.ConnectionStream);
ConnectionWriter = new Writer(Connection.ConnectionStream);
Trace.WriteLine("Connection open");
RequestReader requestReader = new RequestReader(ConnectionReader, ProtocolFactory);
ResponseWriter responseWriter = new ResponseWriter(ConnectionWriter);
Trace.WriteLine("Starting to listen for requests");
try
{
while (Connection.Connected)
{
Trace.WriteLine("Listening for request");
var protocolObject = await requestReader.ParseNextRequest().ConfigureAwait(false);
await protocolObject.Process().ConfigureAwait(false);
await responseWriter.WriteResponseAsync(protocolObject).ConfigureAwait(false);
}
}
catch (Exception ex)
{
Trace.WriteLine($"Exception thrown {ex.Message}\n{ex.StackTrace}");
}
Trace.WriteLine("Connection no longer active, Controller.Process ending");
}
public async Task <IProtocolObject> TryConsumeStreamObjectOfType(Type type)
{
//Read the next incoming request message
await RequestReader.ParseNextRequest().ConfigureAwait(false);
//Is it of the correct type
if (RequestReader.GetObjectType() != type)
{
return(null);
}
//Create and return an object from the request message
return(ProtocolObjectFactory.CreateObject(RequestReader.GetObjectType(), RequestReader.CurrentObjectData));
}
private async Task InitialiseCommunicationLayer()
{
await Connection.Open();
var connectionReader = new StreamReader(Connection.ConnectionStream, new UTF8Encoding(false));
var connectionWriter = new StreamWriter(Connection.ConnectionStream, new UTF8Encoding(false));
connectionWriter.NewLine = "\n";
Trace.WriteLine("Connection open");
RequestReader = new RequestReader(connectionReader);
ResponseWriter = new ResponseWriter(connectionWriter);
Trace.WriteLine("Starting to listen for requests");
}
public async Task ProcessStreamObjects()
{
BreakProcessLoop = false;
while (!BreakProcessLoop && await RequestReader.ParseNextRequest().ConfigureAwait(false))
{
var protocolObject = ProtocolObjectFactory.CreateObject(RequestReader.GetObjectType(), RequestReader.CurrentObjectData);
protocolObject.ProtocolEvent += BreakLoopEvent;
await protocolObject.Process(this).ConfigureAwait(false);
await SendResponse(protocolObject).ConfigureAwait(false);
Trace.Flush();
}
BreakProcessLoop = false; //Ensure that any process loops that this one is running within still continue.
}
