public async void ListenEx(Connection dataConnection)
{
// accept inside try so EndService could clean up.
try
{
await dataConnection.AcceptAsync();
var protocolHandler = BeginService(dataConnection);
do
{
// process requests from this connection.
protocolHandler.BeginRequest();
while (protocolHandler.KeepReading)
{
await dataConnection.ReadAsync();
protocolHandler.CheckRequestData();
}
// execute collected requests.
var stillExecuting = protocolHandler.ParseExecuteRequest();
while (stillExecuting > 0)
{
await dataConnection.FlushAsync(false);
stillExecuting = await protocolHandler.WaitForExecuting();
}
// send last piece of accumulated response to the client.
await dataConnection.FlushAsync(true);
}
while (dataConnection.KeepAlive);
// allow chance of graceful close.
await dataConnection.CloseAsync();
}
finally
{
//todo: pre-close connection on errors ??
EndService(dataConnection);
}
}