private WmsClient GetClient()
{
// если клиент уже открыть, то вернем сразу
if (!_switchEndpoint && _cln != null && _cln.State == CommunicationState.Opened)
{
return(_cln);
}
lock (_clnLock)
{
var lastSdcl = WMSEnvironment.Instance.SdclCode;
if (_switchEndpoint || (_cln == null || _cln.State == CommunicationState.Faulted || _cln.State == CommunicationState.Closed ||
_cln.State == CommunicationState.Closing))
{
Disconnect();
var binding = new NetTcpBinding("NetTcpBinding");
var endPoint = GetEndpoint();
_cln = new WmsClient(binding, endPoint);
//_cln.InnerChannel.OperationTimeout = new TimeSpan(0, 10, 0);
_cln.ChannelFactory.Closed += ChannelFactoryOnClosed;
_cln.ChannelFactory.Faulted += ChannelFactoryOnFaulted;
_cln.ChannelFactory.Opened += ChannelFactoryOnOpened;
_cln.InnerChannel.Faulted += InnerChannelOnFaulted;
_cln.InnerChannel.Closed += InnerChannelOnClosed;
_cln.InnerChannel.Opened += InnerChannelOnOpened;
_cln.InnerChannel.UnknownMessageReceived += InnerChannel_UnknownMessageReceived;
_log.DebugFormat("Create new communication client");
}
// пока ждали лок, могли уже открыть сессию
if (_cln.State == CommunicationState.Opened)
{
return(_cln);
}
// стратуем сессию
_sId = _cln.StartSession(ClientType, WMSEnvironment.Instance.SessionId);
_log.DebugFormat("Session '{0}' started", _sId);
// обновим сессию, если был разрыв канала
if (WMSEnvironment.Instance.SessionId.HasValue && WMSEnvironment.Instance.SdclCode != lastSdcl)
{
var clientProvider = IoC.Instance.Resolve <ISessionRegistrator>();
clientProvider.UpdateCurrentSession(WMSEnvironment.Instance.SdclCode);
}
return(_cln);
}
}
private void Disconnect()
{
try
{
if (_cln == null)
{
return;
}
if (_cln.State == CommunicationState.Opened)
{
var sessionId = _cln.TerminateSession();
if (_sId.EqIgnoreCase(sessionId))
{
_log.DebugFormat("Terminate session id '{0}'", sessionId);
}
else
{
_log.DebugFormat("Terminate session id '{0}' but expected '{1}'", sessionId, _sId);
}
}
}
catch (Exception ex)
{
_log.Debug(ex);
}
finally
{
if (_cln != null)
{
_cln.Abort();
_cln.ChannelFactory.Closed -= ChannelFactoryOnClosed;
_cln.ChannelFactory.Faulted -= ChannelFactoryOnFaulted;
_cln.ChannelFactory.Opened -= ChannelFactoryOnOpened;
_cln.InnerChannel.Faulted -= InnerChannelOnFaulted;
_cln.InnerChannel.Closed -= InnerChannelOnClosed;
_cln.InnerChannel.Opened -= InnerChannelOnOpened;
_cln.InnerChannel.UnknownMessageReceived -= InnerChannel_UnknownMessageReceived;
}
_cln = null;
}
}