/// <summary>
/// Starts the view monitor.
/// </summary>
/// <param name="callbackEndpointAddress">The callback endpoint address.</param>
/// <param name="measurements">The measurements.</param>
/// <param name="error">The error.</param>
/// <param name="exception">The exception.</param>
/// <returns><c>true</c> if the operation succeeds, <c>false</c> otherwise</returns>
private bool StartViewMonitor(string callbackEndpointAddress, ConfiguredMeasurements measurements, out uint error, out Exception exception)
{
if (this.ViewMonitorScheduler.IsRunning)
{
error = ResultCodes.MonitorAlreadyRunning;
exception = null;
return(false);
}
if (measurements == null)
{
error = ResultCodes.MissingArgument;
exception = null;
return(false);
}
// Checks gateway validity.
if (!OpcMonitor.IsGatewayValid(this.DataManager.Configuration.Gateway))
{
error = ResultCodes.InvalidGateway;
exception = null;
return(false);
}
// Start monitor.
this.ViewMonitorScheduler.Start(this.DataManager.Configuration, measurements, ViewMonitorRefreshRate);
this.ViewMonitorTimeoutHandler.SetCurrentTime();
this.MonitorCallbackAddress = callbackEndpointAddress;
error = ResultCodes.Success;
exception = null;
return(true);
}
/// <summary>
/// Determines whether the FIS communication is required.
/// </summary>
/// <returns><c>true</c> if the FIS communication is required; otherwise, <c>false</c>.</returns>
/// <remarks>
/// This method checks all the conditions for which the FIS communication is required or not.
/// </remarks>
private bool IsFisCommunicationRequired()
{
// The communication with the FIS server is required if some conditions meet.
// All the conditions are checked here in cascade.
// Check FIS activation flag.
if (!this.DataManager.Configuration.FisSettings.Enabled)
{
return(false);
}
// Check the gateway validity.
if (!OpcMonitor.IsGatewayValid(this.DataManager.Configuration.Gateway))
{
return(false);
}
// Check whether a first registration has already been done.
string user = null;
string password = null;
if (this.FisFirstRegistrationRequired(ref user, ref password))
{
return(false);
}
// The communication with the FIS Server is active!
return(true);
}
