/// <summary>
/// Initializes the <see cref="AlarmAdapter"/>.
/// </summary>
public override void Initialize()
{
Dictionary<string, string> settings;
string setting;
double logProcessingDelay;
// Run base class initialization
base.Initialize();
settings = Settings;
// Load optional parameters
if (settings.TryGetValue("supportsTemporalProcessing", out setting))
m_supportsTemporalProcessing = setting.ParseBoolean();
else
m_supportsTemporalProcessing = false;
if (settings.TryGetValue("useAlarmLog", out setting))
m_useAlarmLog = setting.ParseBoolean();
else
m_useAlarmLog = true;
if (!settings.TryGetValue("bulkInsertLimit", out setting) || !int.TryParse(setting, out m_bulkInsertLimit))
m_bulkInsertLimit = 300;
if (settings.TryGetValue("logProcessingDelay", out setting) && double.TryParse(setting, out logProcessingDelay))
m_logProcessingDelay = (int)(logProcessingDelay * 1000.0D);
else
m_logProcessingDelay = 1000;
try
{
// Set up alarm service
m_alarmService = new AlarmService(this);
m_alarmService.SettingsCategory = base.Name.Replace("!", "").ToLower() + m_alarmService.SettingsCategory;
m_alarmService.ServiceProcessException += AlarmService_ServiceProcessException;
m_alarmService.PersistSettings = true;
m_alarmService.Initialize();
}
catch (Exception ex)
{
string message = string.Format("Unable to initialize alarm service due to exception: {0}", ex.Message);
OnProcessException(new InvalidOperationException(message, ex));
}
// Run the process measurements operation to ensure that the alarm configuration is up to date
if (Interlocked.CompareExchange(ref m_dataSourceState, Modified, Modified) == Modified)
{
m_processMeasurementsOperation.AsynchronousExecutionMode = AsynchronousExecutionMode.Long;
m_processMeasurementsOperation.RunOnceAsync();
}
}
/// <summary>
/// Initializes the <see cref="AlarmAdapter"/>.
/// </summary>
public override void Initialize()
{
Dictionary<string, string> settings;
string setting;
string filterExpression;
// Run base class initialization
base.Initialize();
settings = Settings;
// Load optional parameters
if (settings.TryGetValue("supportsTemporalProcessing", out setting))
m_supportsTemporalProcessing = setting.ParseBoolean();
else
m_supportsTemporalProcessing = false;
// Create alarms using definitions from the database
m_alarms = DataSource.Tables["Alarms"].Rows.Cast<DataRow>()
.Where(row => row.ConvertField<bool>("Enabled"))
.Select(CreateAlarm)
.ToList();
// Create lookup table for alarms to speed up measurement processing
m_alarmLookup = new Dictionary<Guid, List<Alarm>>();
foreach (Guid signalID in m_alarms.Select(alarm => alarm.SignalID).Distinct())
m_alarmLookup.Add(signalID, m_alarms.Where(alarm => alarm.SignalID == signalID).ToList());
if (m_alarms.Count > 0)
{
// Generate filter expression for input measurements
filterExpression = m_alarms.Select(a => a.SignalID)
.Distinct()
.Select(id => id.ToString())
.Aggregate((list, id) => list + ";" + id);
// Set input measurement keys for measurement routing
InputMeasurementKeys = ParseInputMeasurementKeys(DataSource, filterExpression);
}
// Set up alarm service
m_alarmService = new AlarmService(this);
m_alarmService.SettingsCategory = base.Name.Replace("!", "").ToLower() + m_alarmService.SettingsCategory;
m_alarmService.ServiceProcessException += AlarmService_ServiceProcessException;
m_alarmService.PersistSettings = true;
m_alarmService.Initialize();
}
