public void Close()
{
if (socket == null)
{
return;
}
Logger.Info($" [{GetHashCode()}] 连接断开");
var socket_ = socket;
socket = null;
try
{
if (socket_.Connected)
{
socket_.Close();
socket_.Dispose();
}
//socket_.Shutdown(SocketShutdown.Both);
}
catch (Exception ex)
{
Logger.Error(ex);
}
try
{
connector?.Close();
}
catch (Exception ex)
{
Logger.Error(ex);
}
try
{
Conn_OnDisconnected?.Invoke(this);
}
catch (Exception ex)
{
Logger.Error(ex);
}
}
// This method is invoked when an asynchronous receive operation completes.
// If the remote host closed the connection, then the socket is closed.
// If data was received then the data is echoed back to the client.
//
private void ProcessReceive(SocketAsyncEventArgs e)
{
try
{
//读取数据
DeliveryConnection conn = (DeliveryConnection)e.UserToken;
if (conn != null)
{
// check if the remote host closed the connection
if (e.BytesTransferred > 0 && e.SocketError == SocketError.Success)
{
//读取数据
conn.AppendData(new ArraySegment <byte>(e.Buffer, e.Offset, e.BytesTransferred));
//byte[] buffData = DataPool.BytesGet(receiveBufferSize);
byte[] buffData = new byte[receiveBufferSize];
e.SetBuffer(buffData, 0, buffData.Length);
// start loop
//继续接收. 为什么要这么写,请看Socket.ReceiveAsync方法的说明
if (!conn.socket.ReceiveAsync(e))
{
ProcessReceive(e);
}
}
else
{
conn.Close();
}
}
}
catch (Exception ex)
{
Logger.Error(ex);
}
}