/// <summary>
/// Creates a new <see cref="ConfigurationCreator"/>.
/// </summary>
public ConfigurationCreator()
{
InitializeComponent();
m_configurationFrame = new ConfigurationFrame((ushort)0, (Ticks)0, (ushort)30);
listBoxDevices.ItemsSource = m_configurationFrame.Cells;
listBoxDevices.SelectedValuePath = "@IDCode";
}
/// <summary>
/// Creates a new <see cref="ConfigurationCell"/> from specified parameters.
/// </summary>
/// <param name="parent">The reference to parent <see cref="ConfigurationFrame"/> of this <see cref="ConfigurationCell"/>.</param>
/// <param name="idCode">The numeric ID code for this <see cref="ConfigurationCell"/>.</param>
/// <param name="isVirtual">Assigns flag that determines if this <see cref="ConfigurationCell"/> is virtual.</param>
public ConfigurationCell(ConfigurationFrame parent, ushort idCode, bool isVirtual)
: base(parent, idCode, int.MaxValue, int.MaxValue, int.MaxValue)
{
m_signalReferences = new Dictionary<SignalType, string[]>();
m_analogDataFormat = DataFormat.FloatingPoint;
m_frequencyDataFormat = DataFormat.FloatingPoint;
m_phasorDataFormat = DataFormat.FloatingPoint;
m_phasorCoordinateFormat = CoordinateFormat.Polar;
m_isVirtual = isVirtual;
}
/// <summary> /// Creates a new protocol specific <see cref="IConfigurationFrame"/> based on provided protocol independent <paramref name="baseConfigurationFrame"/>. /// </summary> /// <param name="baseConfigurationFrame">Protocol independent <paramref name="IConfigurationFrame"/>.</param> /// <returns>A new protocol specific <see cref="IConfigurationFrame"/>.</returns> /// <remarks> /// Derived classes should notify consumers of change in configuration if system is active when /// new configuration frame is created if outgoing protocol allows such a notfication. /// </remarks> protected abstract IConfigurationFrame CreateNewConfigurationFrame(ConfigurationFrame baseConfigurationFrame);
public void UpdateConfiguration()
{
const int labelLength = 16;
Dictionary<string, int> signalCellIndexes = new Dictionary<string, int>();
ConfigurationCell cell;
SignalReference signal;
SignalReference[] signals;
MeasurementKey measurementKey;
PhasorType phasorType;
AnalogType analogType;
char phaseType;
string label;
int order;
uint scale;
double offset;
// Define a protocol independent configuration frame
m_baseConfigurationFrame = new ConfigurationFrame(m_idCode, DateTime.UtcNow.Ticks, (ushort)base.FramesPerSecond);
// Define configuration cells (i.e., PMU's that will appear in outgoing data stream)
foreach (DataRow deviceRow in DataSource.Tables["OutputStreams"].Select(string.Format("StreamID={0}", ID)))
{
try
{
// Create a new configuration cell
cell = new ConfigurationCell(m_baseConfigurationFrame, ushort.Parse(deviceRow["ID"].ToString()), deviceRow["IsVirtual"].ToNonNullString("false").ParseBoolean());
// The base class defaults to floating-point, polar values, derived classes can change
cell.PhasorDataFormat = DataFormat.FloatingPoint;
cell.PhasorCoordinateFormat = CoordinateFormat.Polar;
cell.FrequencyDataFormat = DataFormat.FloatingPoint;
cell.AnalogDataFormat = DataFormat.FloatingPoint;
cell.IDLabel = deviceRow["Acronym"].ToString().Trim();
cell.StationName = deviceRow["Name"].ToString().TruncateRight(cell.MaximumStationNameLength).Trim();
// Define all the phasors configured for this device
foreach (DataRow phasorRow in DataSource.Tables["OutputStreamPhasors"].Select(string.Format("DeviceID={0}", cell.IDCode), "Order"))
{
order = int.Parse(phasorRow["Order"].ToNonNullString("0"));
label = phasorRow["Label"].ToNonNullString("Phasor " + order).Trim().RemoveDuplicateWhiteSpace().TruncateRight(labelLength - 4);
phasorType = phasorRow["PhasorType"].ToNonNullString("V").Trim().ToUpper().StartsWith("V") ? PhasorType.Voltage : PhasorType.Current;
phaseType = phasorRow["PhaseType"].ToNonNullString("+").Trim().ToUpper()[0];
cell.PhasorDefinitions.Add(
new PhasorDefinition(
cell,
GeneratePhasorLabel(label, phaseType, phasorType),
phasorType,
null));
}
// Add frequency definition
label = string.Format("{0} Freq", cell.IDLabel.TruncateRight(labelLength - 5)).Trim();
cell.FrequencyDefinition = new FrequencyDefinition(cell, label);
// Optionally define all the analogs configured for this device
if (DataSource.Tables.Contains("OutputStreamAnalogs"))
{
foreach (DataRow analogRow in DataSource.Tables["OutputStreamAnalogs"].Select(string.Format("DeviceID={0}", cell.IDCode), "Order"))
{
order = int.Parse(analogRow["Order"].ToNonNullString("0"));
label = analogRow["Label"].ToNonNullString("Analog " + order).Trim().RemoveDuplicateWhiteSpace().TruncateRight(labelLength);
scale = uint.Parse(analogRow["Scale"].ToNonNullString("1"));
offset = double.Parse(analogRow["Offset"].ToNonNullString("0.0"));
analogType = analogRow["AnalogType"].ToNonNullString("SinglePointOnWave").ConvertToType<AnalogType>();
cell.AnalogDefinitions.Add(
new AnalogDefinition(
cell,
label,
scale,
offset,
analogType));
}
}
// Optionally define all the digitals configured for this device
if (DataSource.Tables.Contains("OutputStreamDigitals"))
{
foreach (DataRow digitalRow in DataSource.Tables["OutputStreamDigitals"].Select(string.Format("DeviceID={0}", cell.IDCode), "Order"))
{
order = int.Parse(digitalRow["Order"].ToNonNullString("0"));
label = digitalRow["Label"].ToNonNullString("Digital " + order).Trim().RemoveDuplicateWhiteSpace().TruncateRight(labelLength);
cell.DigitalDefinitions.Add(
new DigitalDefinition(
cell,
label));
}
}
m_baseConfigurationFrame.Cells.Add(cell);
}
catch (Exception ex)
{
OnProcessException(new InvalidOperationException(string.Format("Failed to define output stream device \"{0}\" due to exception: {1}", deviceRow["Acronym"].ToString().Trim(), ex.Message), ex));
}
}
OnStatusMessage("Defined {0} output stream devices...", m_baseConfigurationFrame.Cells.Count);
// Create a new signal reference dictionary indexed on measurement keys
m_signalReferences = new Dictionary<MeasurementKey, SignalReference[]>();
// Define measurement to signals cross reference dictionary
foreach (DataRow measurementRow in DataSource.Tables["OutputStreamMeasurements"].Select(string.Format("StreamID={0}", ID)))
{
try
{
// Create a new signal reference
signal = new SignalReference(measurementRow["SignalReference"].ToString());
// Lookup cell index by acronym - doing this work upfront will save a huge amount
// of work during primary measurement sorting
if (!signalCellIndexes.TryGetValue(signal.Acronym, out signal.CellIndex))
{
// We cache these indicies locally to speed up initialization as we'll be
// requesting them for the same devices over and over
signal.CellIndex = m_configurationFrame.Cells.IndexOfIDLabel(signal.Acronym);
signalCellIndexes.Add(signal.Acronym, signal.CellIndex);
}
// Define measurement key
measurementKey = new MeasurementKey(uint.Parse(measurementRow["PointID"].ToString()), measurementRow["Historian"].ToString());
// It is possible, but not as common, that a measurement will have multiple destinations
// within an outgoing data stream frame, hence the following
if (m_signalReferences.TryGetValue(measurementKey, out signals))
{
// Add a new signal to existing collection
List<SignalReference> signalList = new List<SignalReference>(signals);
signalList.Add(signal);
m_signalReferences[measurementKey] = signalList.ToArray();
}
else
{
// Add new signal to new collection
signals = new SignalReference[1];
signals[0] = signal;
m_signalReferences.Add(measurementKey, signals);
}
}
catch (Exception ex)
{
OnProcessException(new InvalidOperationException(string.Format("Failed to associate measurement key to signal reference \"{0}\" due to exception: {1}", measurementRow["SignalReference"].ToString().Trim(), ex.Message), ex));
}
}
// Assign action adapter input measurement keys
InputMeasurementKeys = m_signalReferences.Keys.ToArray();
// Create a new protocol specific configuration frame
m_configurationFrame = CreateNewConfigurationFrame(m_baseConfigurationFrame);
// Cache new protocol specific configuration frame
CacheConfigurationFrame(m_configurationFrame);
}