public async Task Close(CancellationToken ct)
{
_assemblersCleanTimer.Dispose();
foreach (var assembler in _assemblers.Values)
{
DisposeAssembler(assembler);
}
_assemblers = null;
await _transportChannel.Close(ct);
}
/// <summary>
/// Opens a new session.
/// </summary>
public Session Connect(ConfiguredEndpoint endpoint, ITransportChannel channel, EndpointDescriptionCollection availableEndpoints)
{
if (channel == null)
{
throw new ArgumentNullException("channel");
}
try
{
// create the session.
Session session = new Session(channel, m_configuration, endpoint, null, availableEndpoints);
session.ReturnDiagnostics = DiagnosticsMasks.All;
if (!new SessionOpenDlg().ShowDialog(session, PreferredLocales))
{
return(null);
}
// session now owns the channel.
channel = null;
// delete the existing session.
Close();
// add session to tree.
AddNode(session);
// return the new session.
return(session);
}
finally
{
// ensure the channel is closed on error.
if (channel != null)
{
channel.Close();
}
}
}
/// <summary>
/// Creates a session with the endpoint.
/// </summary>
public async Task <Session> Connect(ConfiguredEndpoint endpoint)
{
if (endpoint == null)
{
throw new ArgumentNullException("endpoint");
}
// check if the endpoint needs to be updated.
if (endpoint.UpdateBeforeConnect)
{
ConfiguredServerDlg configurationDialog = new ConfiguredServerDlg();
endpoint = await configurationDialog.ShowDialog(endpoint, m_configuration);
}
if (endpoint == null)
{
return(null);
}
m_endpoint = endpoint;
// copy the message context.
m_messageContext = m_configuration.CreateMessageContext();
X509Certificate2 clientCertificate = null;
if (endpoint.Description.SecurityPolicyUri != SecurityPolicies.None)
{
if (m_configuration.SecurityConfiguration.ApplicationCertificate == null)
{
throw ServiceResultException.Create(StatusCodes.BadConfigurationError, "ApplicationCertificate must be specified.");
}
clientCertificate = await m_configuration.SecurityConfiguration.ApplicationCertificate.Find(true);
if (clientCertificate == null)
{
throw ServiceResultException.Create(StatusCodes.BadConfigurationError, "ApplicationCertificate cannot be found.");
}
}
// create the channel.
ITransportChannel channel = SessionChannel.Create(
m_configuration,
endpoint.Description,
endpoint.Configuration,
clientCertificate,
m_messageContext);
try
{
// create the session.
Session session = new Session(channel, m_configuration, endpoint, null);
session.ReturnDiagnostics = DiagnosticsMasks.All;
SessionOpenDlg sessiondlg = new SessionOpenDlg();
session = await sessiondlg.ShowDialog(session, PreferredLocales);
if (session != null)
{
// session now owns the channel.
channel = null;
// add session to tree.
AddNode(session);
return(session);
}
}
finally
{
// ensure the channel is closed on error.
if (channel != null)
{
channel.Close();
channel = null;
}
}
return(null);
}
public async Task Close(CancellationToken ct)
{
await _transportChannel.Close(ct);
}
