public async Task SendResult <T>(DeviceIdentity devId, string path, T data, CancellationToken cancel)
{
using (var strm = new MemoryStream())
{
PayloadHelper.WriteData(strm, new PayloadPacketHeader
{
PacketId = GetPacketId(),
Path = path,
});
PayloadHelper.WriteData(strm, data);
strm.Position = 0;
await SendData(devId.SystemId, devId.ComponentId, PayloadHelper.DefaultNetworkId, PayloadHelper.DefaultSuccessMessageType, strm, cancel);
}
}
public async Task <TOut> Send <TIn, TOut>(string path, TIn data, CancellationToken cancel) where TOut : new()
{
using (var strm = new MemoryStream())
{
PayloadHelper.WriteData(strm, new PayloadPacketHeader
{
PacketId = GetPacketId(),
Path = path,
});
PayloadHelper.WriteData(strm, data);
var eve = new AsyncAutoResetEvent(false);
var result = default(Result <TOut>);
var dispose = Register <TOut>(path).FirstAsync(_ => true).Subscribe(_ =>
{
result = _;
eve.Set();
});
try
{
strm.Position = 0;
await SendData(PayloadHelper.DefaultNetworkId, PayloadHelper.DefaultSuccessMessageType, strm, cancel);
await eve.WaitAsync(cancel);
if (result.IsError)
{
throw new PayloadClientException(path, result.Error);
}
Debug.Assert(result.Value != null);
return(result.Value);
}
catch (Exception e)
{
_logger.Error(e, $"Error to get interface implementations:{e.Message}");
throw;
}
finally
{
dispose.Dispose();
}
}
}
public async Task SendError(DeviceIdentity devId, string path, ErrorType errorType, string message, CancellationToken cancel)
{
try
{
message = message.TrimToMaxLength(PayloadHelper.MaxErrorMessageSize);
using (var strm = new MemoryStream())
{
PayloadHelper.WriteData(strm, new PayloadPacketHeader
{
PacketId = GetPacketId(),
Path = path,
});
PayloadHelper.WriteData(strm, new ErrorCode {
Msg = message, Res = errorType
});
strm.Position = 0;
await SendData(devId.SystemId, devId.ComponentId, PayloadHelper.DefaultNetworkId, PayloadHelper.DefaultErrorMessageType, strm, cancel);
}
}
catch (Exception e)
{
_logger.Error(e, $"Exception occured to send error. Type:{errorType:G}, Message:{message}");
}
}