/// <summary>
/// Validates the configuration of this stream.
/// </summary>
/// <returns>A Maybe monad indicating validation success (bool) or error message (string)</returns>
public virtual Maybe <string> Validate()
{
// We should always have some non-zero number of Devices configured
if (Device == null && this.Active)
{
return(Maybe <string> .No("No device, and/or 'this' not Active"));
}
if (Name == null)
{
return(Maybe <string> .No("Name was null"));
}
// Pull MeasurementConversionTarget out of Configuration, if it's not already provided
if (MeasurementConversionTarget == null)
{
object obj;
if (!Configuration.TryGetValue("MeasurementConversionTarget", out obj))
{
return(Maybe <string> .No("No MeasurementConversionTarget specified in " + Name + "'s Configuration"));
}
MeasurementConversionTarget = (string)obj;
}
// Make sure there is a conversions target in the Controller for the MeasurementConversionTarget
// unit type specified here; it's not a 100% guarantee that we're covered, since we don't know
// the incoming unit type yet, but at least it's better than nothing to start
if (MeasurementConversionTarget != Measurement.UNITLESS &&
!Converters.TestTo(MeasurementConversionTarget))
{
return(Maybe <string> .No("Conversion target not found"));
}
if (Clock == null)
{
return(Maybe <string> .No("Clock must not be null."));
}
return(Maybe <string> .Yes());
}
/// <summary>
/// Verify that everything is hooked up correctly
/// </summary>
/// <returns></returns>
public override Maybe <string> Validate()
{
// Pull MeasurementConversionTarget out of Configuration, if it's not already provided
if (MeasurementConversionTarget == null)
{
object obj;
if (!Configuration.TryGetValue("MeasurementConversionTarget", out obj))
{
return(Maybe <string> .No("No MeasurementConversionTarget specified in " + Name + "'s Configuration"));
}
MeasurementConversionTarget = (string)obj;
}
// Validate that the conversion targets are in the Controller's
// Conversions dictionary
if (!(MeasurementConversionTarget.Equals(Measurement.UNITLESS) ||
Converters.TestTo(MeasurementConversionTarget)))
{
return(Maybe <string> .No(Name + " failed to find conversion target for " + MeasurementConversionTarget));
}
return(base.Validate());
}