public static AdoDataConnection GetDatabaseConnection()
{
string connectionString = s_configurationString;
string dataProviderString = s_dataProviderString;
if (string.IsNullOrWhiteSpace(connectionString) || string.IsNullOrWhiteSpace(dataProviderString))
{
XDocument serviceConfig = XDocument.Load(ArchiveLocator.GetConfigurationFileName());
connectionString = serviceConfig
.Descendants("systemSettings")
.SelectMany(systemSettings => systemSettings.Elements("add"))
.Where(element => "ConnectionString".Equals((string)element.Attribute("name"), StringComparison.OrdinalIgnoreCase))
.Select(element => (string)element.Attribute("value"))
.FirstOrDefault();
dataProviderString = serviceConfig
.Descendants("systemSettings")
.SelectMany(systemSettings => systemSettings.Elements("add"))
.Where(element => "DataProviderString".Equals((string)element.Attribute("name"), StringComparison.OrdinalIgnoreCase))
.Select(element => (string)element.Attribute("value"))
.FirstOrDefault();
}
if (string.IsNullOrWhiteSpace(connectionString) || string.IsNullOrWhiteSpace(dataProviderString))
{
return(null);
}
return(new AdoDataConnection(connectionString, dataProviderString));
}
// Reads statistics from the archive and stores them in a format that can
// be easily manipulated to determine which devices belong in which levels.
private void ReadStatistics()
{
ArchiveLocator locator;
DateTime startTime;
DateTime endTime;
Dictionary<int, Aggregate> aggregateLookup;
Aggregate currentAggregate;
int currentHistorianID;
Dictionary<string, DeviceStats> deviceStatsLookup;
DeviceStats deviceStats;
SignalStats signalStats;
string signalName;
int index;
deviceStatsLookup = new Dictionary<string, DeviceStats>();
// Create the statistics reader for reading statistics from the archive
using (StatisticsReader statisticsReader = new StatisticsReader())
{
// Create the archive locator to
// determine the location of the archive
locator = new ArchiveLocator()
{
ArchiveLocation = m_archiveLocation,
ArchiveLocationName = "Statistics",
ArchiveName = "STAT"
};
endTime = m_reportDate.ToUniversalTime() + TimeSpan.FromDays(1);
startTime = endTime - TimeSpan.FromDays(ReportDays);
// Set up and open the statistics reader
statisticsReader.StartTime = startTime;
statisticsReader.EndTime = endTime;
statisticsReader.ArchiveFilePath = locator.ArchiveFilePath;
statisticsReader.Open();
// Create lookup tables for each
aggregateLookup = new Dictionary<int, Aggregate>();
foreach (MetadataRecord record in statisticsReader.MetadataRecords)
{
if (IsDesiredDeviceStat(record.Synonym1))
{
deviceStats = deviceStatsLookup.GetOrAdd(GetDeviceNameForStat(record.Synonym1), name => new DeviceStats()
{
Name = name,
MeasurementsExpected = new Aggregate(ReportDays),
MeasurementsReceived = new Aggregate(ReportDays),
SignalStatsLookup = new Dictionary<string, SignalStats>()
});
if (record.Synonym1.EndsWith("!PMU-ST5", StringComparison.Ordinal))
aggregateLookup[record.HistorianID] = deviceStats.MeasurementsExpected;
else if (record.Synonym1.EndsWith("!PMU-ST4", StringComparison.Ordinal))
aggregateLookup[record.HistorianID] = deviceStats.MeasurementsReceived;
}
else if (IsDesiredSignalStat(record.Synonym1))
{
signalName = GetSignalName(record.Synonym1);
deviceStats = deviceStatsLookup.GetOrAdd(GetDeviceNameForSignal(signalName), name => new DeviceStats()
{
Name = name,
MeasurementsExpected = new Aggregate(ReportDays),
MeasurementsReceived = new Aggregate(ReportDays),
SignalStatsLookup = new Dictionary<string, SignalStats>()
});
signalStats = deviceStats.SignalStatsLookup.GetOrAdd(signalName, name => new SignalStats()
{
Name = name,
MeasurementsLatched = new Aggregate(ReportDays),
MeasurementsUnreasonable = new Aggregate(ReportDays)
});
if (record.Synonym1.StartsWith("980!"))
aggregateLookup[record.HistorianID] = signalStats.MeasurementsLatched;
else if (record.Synonym1.StartsWith("900!"))
aggregateLookup[record.HistorianID] = signalStats.MeasurementsUnreasonable;
}
}
currentAggregate = null;
currentHistorianID = -1;
foreach (IDataPoint dataPoint in statisticsReader.Read(aggregateLookup.Keys))
{
index = (dataPoint.Time.ToDateTime() - startTime).Days;
if (index < 0 || index >= ReportDays)
continue;
if (dataPoint.HistorianID != currentHistorianID)
{
aggregateLookup.TryGetValue(dataPoint.HistorianID, out currentAggregate);
currentHistorianID = dataPoint.HistorianID;
}
if ((object)currentAggregate != null)
currentAggregate.Add(index, dataPoint.Value);
}
}
// Store the statistics data to be used in the report
m_deviceStatsList = deviceStatsLookup.Values.ToList();
}
// Reads statistics from the archive and stores them in a format that can
// be easily manipulated to determine which devices belong in which levels.
private void ReadStatistics()
{
Dictionary<string, DeviceStats> deviceStatsLookup = new Dictionary<string, DeviceStats>();
DateTime startTime;
DateTime endTime;
ArchiveLocator locator;
Dictionary<MetadataRecord, IEnumerable<IDataPoint>> measurementsReceived;
Dictionary<MetadataRecord, IEnumerable<IDataPoint>> measurementsExpected;
Dictionary<MetadataRecord, IEnumerable<IDataPoint>> dataQualityErrors;
Dictionary<MetadataRecord, IEnumerable<IDataPoint>> timeQualityErrors;
MetadataRecord dataQualityRecord;
MetadataRecord timeQualityRecord;
DeviceStats deviceStats;
string signalReference;
string deviceName;
int index;
// Create the statistics reader for reading statistics from the archive
using (StatisticsReader statisticsReader = new StatisticsReader())
{
// Create the archive locator to
// determine the location of the archive
locator = new ArchiveLocator()
{
ArchiveLocation = m_archiveLocation,
ArchiveLocationName = "Statistics",
ArchiveName = "STAT"
};
endTime = m_reportDate + TimeSpan.FromDays(1);
startTime = endTime - TimeSpan.FromDays(ReportDays);
// Set up and open the statistics reader
statisticsReader.StartTime = startTime;
statisticsReader.EndTime = endTime;
statisticsReader.ArchiveFilePath = locator.ArchiveFilePath;
statisticsReader.Open();
measurementsReceived = statisticsReader.Read("PMU", 4);
measurementsExpected = statisticsReader.Read("PMU", 5);
dataQualityErrors = statisticsReader.Read("PMU", 1);
timeQualityErrors = statisticsReader.Read("PMU", 2);
// Determine which devices in the archive have stats for both measurements received and measurements expected
foreach (Tuple<MetadataRecord, MetadataRecord> tuple in measurementsReceived.Keys.Join(measurementsExpected.Keys, GetDeviceName, GetDeviceName, Tuple.Create))
{
signalReference = tuple.Item1.Synonym1;
deviceName = GetDeviceName(tuple.Item1);
// Ignore statistics that were calculated by an intermediate gateway
if (!signalReference.StartsWith("LOCAL$") && signalReference.Contains("LOCAL$"))
continue;
// Make sure LOCAL$ statistics take precedence over other statistics calculated for the same device
if (deviceStatsLookup.ContainsKey(deviceName) && !signalReference.StartsWith("LOCAL$"))
continue;
dataQualityRecord = dataQualityErrors.Keys.FirstOrDefault(record => GetDeviceName(record) == deviceName);
timeQualityRecord = timeQualityErrors.Keys.FirstOrDefault(record => GetDeviceName(record) == deviceName);
// Create arrays to hold the total sum of the stats for each day being reported
deviceStats = new DeviceStats()
{
Name = deviceName,
DataQualityErrors = new double[ReportDays],
TimeQualityErrors = new double[ReportDays],
MeasurementsReceived = new double[ReportDays],
MeasurementsExpected = new double[ReportDays]
};
if ((object)dataQualityRecord != null)
{
// Calculate the total data quality errors for each day being reported
foreach (IDataPoint dataPoint in dataQualityErrors[dataQualityRecord])
{
index = (dataPoint.Time.ToDateTime() - startTime).Days;
if (index >= 0 && index < ReportDays)
deviceStats.DataQualityErrors[index] += dataPoint.Value;
}
}
if ((object)timeQualityRecord != null)
{
// Calculate the total time quality errors for each day being reported
foreach (IDataPoint dataPoint in timeQualityErrors[timeQualityRecord])
{
index = (dataPoint.Time.ToDateTime() - startTime).Days;
if (index >= 0 && index < ReportDays)
deviceStats.TimeQualityErrors[index] += dataPoint.Value;
}
}
// Calculate the total measurements received for each day being reported
foreach (IDataPoint dataPoint in measurementsReceived[tuple.Item1])
{
index = (dataPoint.Time.ToDateTime() - startTime).Days;
if (index >= 0 && index < ReportDays)
deviceStats.MeasurementsReceived[index] += dataPoint.Value;
}
// Calculate the total measurements expected for each day being reported
foreach (IDataPoint dataPoint in measurementsExpected[tuple.Item2])
{
index = (dataPoint.Time.ToDateTime() - startTime).Days;
if (index >= 0 && index < ReportDays)
deviceStats.MeasurementsExpected[index] += dataPoint.Value;
}
// Store the calculated stats per device
deviceStatsLookup[deviceName] = deviceStats;
}
}
// Store the statistics data to be used in the report
m_deviceStatsList = deviceStatsLookup.Values.ToList();
}
// Reads statistics from the archive and stores them in a format that can
// be easily manipulated to determine which devices belong in which levels.
private void ReadStatistics()
{
ArchiveLocator locator;
DateTime startTime;
DateTime endTime;
Dictionary <int, Aggregate> aggregateLookup;
Aggregate currentAggregate;
int currentHistorianID;
Dictionary <string, DeviceStats> deviceStatsLookup;
DeviceStats deviceStats;
SignalStats signalStats;
string signalName;
int index;
deviceStatsLookup = new Dictionary <string, DeviceStats>();
// Create the statistics reader for reading statistics from the archive
using (StatisticsReader statisticsReader = new StatisticsReader())
{
// Create the archive locator to
// determine the location of the archive
locator = new ArchiveLocator()
{
ArchiveLocation = m_archiveLocation,
ArchiveLocationName = "Statistics",
ArchiveName = "STAT"
};
endTime = m_reportDate.ToUniversalTime() + TimeSpan.FromDays(1);
startTime = endTime - TimeSpan.FromDays(ReportDays);
// Set up and open the statistics reader
statisticsReader.StartTime = startTime;
statisticsReader.EndTime = endTime;
statisticsReader.ArchiveFilePath = locator.ArchiveFilePath;
statisticsReader.Open();
// Create lookup tables for each
aggregateLookup = new Dictionary <int, Aggregate>();
foreach (MetadataRecord record in statisticsReader.MetadataRecords)
{
if (IsDesiredDeviceStat(record.Synonym1))
{
deviceStats = deviceStatsLookup.GetOrAdd(GetDeviceNameForStat(record.Synonym1), name => new DeviceStats()
{
Name = name,
MeasurementsExpected = new Aggregate(ReportDays),
MeasurementsReceived = new Aggregate(ReportDays),
SignalStatsLookup = new Dictionary <string, SignalStats>()
});
if (record.Synonym1.EndsWith("!PMU-ST5", StringComparison.Ordinal))
{
aggregateLookup[record.HistorianID] = deviceStats.MeasurementsExpected;
}
else if (record.Synonym1.EndsWith("!PMU-ST4", StringComparison.Ordinal))
{
aggregateLookup[record.HistorianID] = deviceStats.MeasurementsReceived;
}
}
else if (IsDesiredSignalStat(record.Synonym1))
{
signalName = GetSignalName(record.Synonym1);
deviceStats = deviceStatsLookup.GetOrAdd(GetDeviceNameForSignal(signalName), name => new DeviceStats()
{
Name = name,
MeasurementsExpected = new Aggregate(ReportDays),
MeasurementsReceived = new Aggregate(ReportDays),
SignalStatsLookup = new Dictionary <string, SignalStats>()
});
signalStats = deviceStats.SignalStatsLookup.GetOrAdd(signalName, name => new SignalStats()
{
Name = name,
MeasurementsLatched = new Aggregate(ReportDays),
MeasurementsUnreasonable = new Aggregate(ReportDays)
});
if (record.Synonym1.StartsWith("980!"))
{
aggregateLookup[record.HistorianID] = signalStats.MeasurementsLatched;
}
else if (record.Synonym1.StartsWith("900!"))
{
aggregateLookup[record.HistorianID] = signalStats.MeasurementsUnreasonable;
}
}
}
currentAggregate = null;
currentHistorianID = -1;
foreach (IDataPoint dataPoint in statisticsReader.Read(aggregateLookup.Keys))
{
index = (dataPoint.Time.ToDateTime() - startTime).Days;
if (index < 0 || index >= ReportDays)
{
continue;
}
if (dataPoint.HistorianID != currentHistorianID)
{
aggregateLookup.TryGetValue(dataPoint.HistorianID, out currentAggregate);
currentHistorianID = dataPoint.HistorianID;
}
if ((object)currentAggregate != null)
{
currentAggregate.Add(index, dataPoint.Value);
}
}
}
// Store the statistics data to be used in the report
m_deviceStatsList = deviceStatsLookup.Values.ToList();
}