protected override void ChannelRead0(IChannelHandlerContext ctx, byte[] msg)
{
if (logger.IsEnabled(LogLevel.Trace))
{
logger.LogTrace("accept msg<<<" + ByteBufferUtil.HexDump(msg));
}
jT808ReceiveAtomicCounterService.MsgSuccessIncrement();
}
private void ReaderBuffer(ref ReadOnlySequence <byte> buffer, Socket session, out SequencePosition consumed, out SequencePosition examined)
{
consumed = buffer.Start;
examined = buffer.End;
SequenceReader <byte> seqReader = new SequenceReader <byte>(buffer);
if (seqReader.TryPeek(out byte beginMark))
{
if (beginMark != JT808Package.BeginFlag)
{
throw new ArgumentException("Not JT808 Packages.");
}
}
byte mark = 0;
long totalConsumed = 0;
while (!seqReader.End)
{
if (seqReader.IsNext(JT808Package.BeginFlag, advancePast: true))
{
if (mark == 1)
{
try
{
var data = seqReader.Sequence.Slice(totalConsumed, seqReader.Consumed - totalConsumed).ToArray();
var package = JT808Serializer.Deserialize(data, minBufferSize: 8096);
if (producer != null)
{
producer.ProduceAsync(package);
}
ReceiveAtomicCounterService.MsgSuccessIncrement();
if (Logger.IsEnabled(LogLevel.Debug))
{
Logger.LogDebug($"[Atomic Success Counter]:{ReceiveAtomicCounterService.MsgSuccessCount}");
}
if (Logger.IsEnabled(LogLevel.Trace))
{
Logger.LogTrace($"[Accept Hex {session.RemoteEndPoint}]:{data.ToHexString()}");
}
}
catch (JT808Exception ex)
{
Logger.LogError(ex, $"[HeaderDeserialize ErrorCode]:{ ex.ErrorCode}");
}
totalConsumed += (seqReader.Consumed - totalConsumed);
if (seqReader.End)
{
break;
}
seqReader.Advance(1);
mark = 0;
}
mark++;
}
else
{
seqReader.Advance(1);
}
}
if (seqReader.Length == totalConsumed)
{
examined = consumed = buffer.End;
}
else
{
consumed = buffer.GetPosition(totalConsumed);
}
}