/// <summary>
/// TCP客户端异步接收数据
/// </summary>
/// <param name="result"></param>
private void Received(IAsyncResult result)
{
var client = (Socket)result.AsyncState;
lock (ReceiveBuffer)
{
int readCount;
try
{
readCount = client.EndReceive(result);
var array = ReceiveBuffer.Last().Array;
for (var i = 0; i < readCount; i++)
{
ProcessBuffer.Add(array[i]);
}
}
catch (Exception ex) when(ex is ObjectDisposedException || ex is SocketException)
{
if (ex.Message == "远程主机强迫关闭了一个现有的连接。")
{
client.Close();
IsConnected = false;
}
else
{
ParentWindow.DispatcherAddReportData(ReportMessageType.Warning, ReportMessageEnum.ClientReceiveException);
LogService.Instance.Error(ReportMessageEnum.ClientReceiveException, ex);
}
OnClientDisconnect();
return;
}
if (readCount <= 0)
{
OnClientDisconnect();
ParentWindow.DispatcherAddReportData(ReportMessageType.Info, ReportMessageEnum.GetEmptyData);
client.Close(0);
IsConnected = false;
return;
}
}
OnReceivedData();
client.BeginReceive(ReceiveBuffer, SocketFlags.None, Received, client);
}
/// <summary>
/// TCP客户端异步接收数据
/// </summary>
/// <param name="result">同步接受结果</param>
public void Received(IAsyncResult result)
{
if (_isDisposed)
{
return;
}
var client = (Socket)result.AsyncState;
lock (ReceiveBuffer)
{
try
{
var readCount = client.EndReceive(result);
var array = ReceiveBuffer.Last().Array;
lock (_processBuffer)
{
for (var i = 0; i < readCount; i++)
{
_processBuffer.Add(array[i]);
}
}
LastAliveDateTime = DateTime.Now;
if (readCount != 0)
{
client.BeginReceive(ReceiveBuffer, SocketFlags.None, Received, client);
}
else
{
Close();
return;
}
}
catch (Exception ex) when(ex is ObjectDisposedException || ex is SocketException)
{
AdminReportService.Instance.Warning($"接收客户端数据错误！套接字：{ReceiverName}", ex);
OnClientDisconnect();
return;
}
}
OnReceivedData();
}
private void Received(IAsyncResult result)
{
var client = (Socket)result.AsyncState;
lock (ReceiveBuffer)
{
int readCount;
try
{
readCount = client.EndReceive(result);
var array = ReceiveBuffer.Last().Array;
for (var i = 0; i < readCount; i++)
{
ProcessBuffer.Add(array[i]);
}
}
catch (Exception ex)
{
if (ex.Message == "远程主机强迫关闭了一个现有的连接。")
{
client.Close();
IsConnected = false;
}
OnClientDisconnect();
return;
}
if (readCount <= 0)
{
OnClientDisconnect();
client.Close(0);
IsConnected = false;
return;
}
}
OnReceivedData();
client.BeginReceive(ReceiveBuffer, SocketFlags.None, Received, client);
}
private void Received(IAsyncResult result)
{
var client = (Socket)result.AsyncState;
lock (ReceiveBuffer)
{
try
{
var readCount = client.EndReceive(result);
if (readCount == 0)
{
client.Disconnect(true);
InvalidConnection();
return;
}
if (AuthStatus == AuthenticationStatus.AuthFailed ||
AuthStatus == AuthenticationStatus.ClientNotRegistered)
{
return;
}
var array = ReceiveBuffer.Last().Array;
lock (_processBuffer)
{
for (var i = 0; i < readCount; i++)
{
_processBuffer.Add(array[i]);
}
}
LastAliveDateTime = DateTime.Now;
client.BeginReceive(ReceiveBuffer, SocketFlags.None, Received, client);
}
catch (Exception)
{
InvalidConnection();
return;
}
}
OnDataReceived();
}
