public async void ReceiveData()
{
await Task.Run(async() =>
{
var reader = new DataReader(Socket.InputStream);
try
{
while (Working)
{
var sizeFieldCount = await reader.LoadAsync(sizeof(uint));
var stringLength = reader.ReadUInt32();
var actualStringLength = await reader.LoadAsync(stringLength);
if (stringLength != actualStringLength || sizeFieldCount != sizeof(uint))
{
//数据接收中断开连接
reader.DetachStream();
OnStartFailed?.Invoke(new Exception("断开连接"));
Dispose();
return;
}
//接受数据
var dataArray = new byte[actualStringLength];
reader.ReadBytes(dataArray);
//转为json字符串
var dataJson = Encoding.UTF8.GetString(dataArray);
//反序列化为数据对象
var data = JsonConvert.DeserializeObject <MessageModel>(dataJson);
//新消息到达通知
MsgReceivedAction?.Invoke(data);
}
}
catch (Exception exception)
{
if (SocketError.GetStatus(exception.HResult) == SocketErrorStatus.Unknown)
{
}
Debug.WriteLine(string.Format("Received data: \"{0}\"",
"Read stream failed with error: " + exception.Message));
reader.DetachStream();
OnStartFailed?.Invoke(exception);
Dispose();
}
});
}
private async void OnConnection(StreamSocketListener sender, StreamSocketListenerConnectionReceivedEventArgs args)
{
Writer = null;
ClientSockets.Add(args.Socket);
var reader = new DataReader(args.Socket.InputStream);
try
{
while (Working)
{
var sizeFaildCount = await reader.LoadAsync(sizeof(uint));
var stringLength = reader.ReadUInt32();
var actualStringLength = await reader.LoadAsync(stringLength);
if (sizeFaildCount != sizeof(uint) || actualStringLength != stringLength)
{
reader.DetachStream();
reader.Dispose();
ClientSockets?.Remove(args.Socket);
return;
}
var dataArrary = new byte[actualStringLength];
reader.ReadBytes(dataArrary);
var dataJson = Encoding.UTF8.GetString(dataArrary);
var data = JsonConvert.DeserializeObject <MessageModel>(dataJson);
await SendMsg(data, args.Socket);
MsgReceivedAction?.Invoke(data);
}
}
catch (Exception e)
{
if (SocketError.GetStatus(e.HResult) == SocketErrorStatus.Unknown)
{
}
Debug.WriteLine(string.Format("Received data: \"{0}\"", "Read stream failed with error: " + e.Message));
reader.DetachStream();
reader.Dispose();
ClientSockets?.Remove(args.Socket);
}
}