protected AsyncSocketSession(SessionType sessionType,
IPEndPoint remoteEndPoint, bool reuseSocket)
: base(sessionType, remoteEndPoint)
{
_socket = SocketFactory.CreateSocket(sessionType);
_reuseSocket = reuseSocket;
_sendSaea = SocketAsyncEventArgsPoolManager.Instance.SendSaeaPool.Take();
_receiveSaea = SocketAsyncEventArgsPoolManager.Instance.ReceiveSaeaPool.Take();
(_sendSaea.UserToken as AsyncSocketSessionToken).Session = this;
(_receiveSaea.UserToken as AsyncSocketSessionToken).Session = this;
}
public override void Start()
{
try
{
base.Started = true;
_listenerSocket = SocketFactory.CreateSocket(base.SessionType);
SetSocketOptions();
_listenerSocket.Bind(base.ListenEndPoint);
_listenerSocket.Listen(base.Backlog);
DoAcceptAsync();
}
catch (Exception ex)
{
CaughtException(ex);
throw new Exception("Async socket session acceptor start failed.", ex);
}
}
void DoAcceptAsync()
{
Socket acceptSocket = null;
lock (_reuseSocketQueue)
{
if (_reuseSocketQueue.Count > 0)
{
acceptSocket = _reuseSocketQueue.Dequeue();
}
}
if (acceptSocket == null)
{
acceptSocket = SocketFactory.CreateSocket(base.SessionType);
}
SocketAsyncEventArgs args = _acceptSaea;
args.AcceptSocket = acceptSocket;
args.UserToken = this;
bool isAsync = true;
try
{
isAsync = _listenerSocket.AcceptAsync(args);
}
catch (Exception ex)
{
args.AcceptSocket = null;
CaughtException(ex);
}
if (!isAsync)
{
ProcessAccept(args);
}
lock (_pendingSockets)
{
_pendingSockets.AddLast(acceptSocket);
}
}
