/// <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>
/// Initializes a new instance of the <see cref="OpcMonitor"/> class.
/// </summary>
/// <param name="configuration">The current configuration.</param>
/// <param name="configuredMeasurements">The configured measurements.</param>
/// <param name="opcRefreshRate">The OPC refresh rate in milliseconds.</param>
protected OpcMonitor(Configuration configuration, ConfiguredMeasurements configuredMeasurements, int opcRefreshRate)
{
this.Configuration = configuration;
this.ConfiguredMeasurements = configuredMeasurements;
this.OpcRefreshRate = opcRefreshRate;
this.CultureInfo = new CultureInfo("en-US");
}
/// <summary>
/// Creates the configured measurements.
/// </summary>
public override void CreateConfiguredMeasurements()
{
// The configured measurements for SupplyCare Enterprise must be cloned from the official collection.
// Only active measurements must be considered here.
var configuredMeasurements = new ConfiguredMeasurements();
configuredMeasurements.AddRange(from configuredMeasurement in this.ConfiguredMeasurements where configuredMeasurement.Active select new ConfiguredMeasurement(configuredMeasurement));
// The member variable must contain only the supported measurements.
this.ConfiguredMeasurements = configuredMeasurements;
}
/// <summary>
/// Starts the monitor.
/// </summary>
/// <param name="configuration">The current configuration.</param>
/// <param name="measurements">The measurements.</param>
/// <param name="refreshRate">The requested OPC refresh rate, in milliseconds.</param>
public override void Start(Configuration configuration, ConfiguredMeasurements measurements, int refreshRate)
{
// Check it again.
if (!this.IsRunning)
{
Logger.Debug(this, "View Monitor Scheduler started");
this.OpcMonitor = new ViewMonitor(configuration, measurements, refreshRate);
this.OpcMonitor.Initialize();
this.OpcMonitor.StartMonitor();
}
}
/// <summary>
/// Buttons the test start monitor request.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="RoutedEventArgs"/> instance containing the event data.</param>
private void ButtonTestStartMonitorRequest(object sender, RoutedEventArgs e)
{
try
{
var client = new CommServerClient();
var measurements = new ConfiguredMeasurements();
for (int i = 0; i < 5; i++)
{
Random rnd = new Random();
var randomNumber = rnd.Next(100);
var measurement = new ConfiguredMeasurement(true);
measurement.DeviceId = new ConfiguredMeasurementItem(true)
{
Value = "DeviceId_" + randomNumber.ToString(CultureInfo.InvariantCulture), MappingType = MappingTypes.StaticType
};
measurement.SensorId = new ConfiguredMeasurementItem(true)
{
Value = "SensorId_" + randomNumber.ToString(CultureInfo.InvariantCulture), MappingType = MappingTypes.StaticType
};
measurement.Unit = new ConfiguredMeasurementItem(true)
{
Value = "m3", MappingType = MappingTypes.StaticType
};
measurement.DataType = CommonFormatDataTypes.FloatType;
measurement.Timestamp = new ConfiguredMeasurementItem(true)
{
Value = "Some_Opc_ItemId", MappingType = MappingTypes.OpcTimestampType
};
measurement.Quality = new ConfiguredMeasurementItem(true)
{
Value = "Some_Opc_ItemId", MappingType = MappingTypes.OpcQualityType
};
measurement.Value = new ConfiguredMeasurementItem(true)
{
Value = "Some_Opc_ItemId", MappingType = MappingTypes.OpcValueType
};
measurement.Active = true;
measurements.Add(measurement);
}
client.StartMonitorRequest(ClientUri, Guid.NewGuid(), measurements);
client.Close();
}
catch (Exception exception)
{
MessageBox.Show("Exception in client call: " + exception.Message);
}
}
/// <summary>
/// Starts the monitor.
/// </summary>
/// <param name="configuration">The current configuration.</param>
/// <param name="measurements">The measurements.</param>
/// <param name="refreshRate">The requested OPC refresh rate, in milliseconds.</param>
public override void Start(Configuration configuration, ConfiguredMeasurements measurements, int refreshRate)
{
// Check it again.
if (!this.IsRunning)
{
Logger.Debug(this, "SupplyCare Monitor Scheduler started");
// Do not accept meaningless refresh rate.
if (refreshRate < MinimalRefreshRate)
{
refreshRate = MinimalRefreshRate;
}
this.OpcMonitor = new SceMonitor(configuration, measurements, refreshRate);
this.OpcMonitor.Initialize();
this.OpcMonitor.StartMonitor();
}
}
/// <summary>
/// Creates the monitored item collection.
/// </summary>
/// <param name="configuredMeasurements">The configured measurements.</param>
/// <param name="opcRefreshRate">The OPC refresh rate in milliseconds.</param>
/// <returns>
/// The collection of monitored items. <see cref="MonitoredItems"/>.
/// </returns>
public MonitoredItems Create(ConfiguredMeasurements configuredMeasurements, int opcRefreshRate)
{
var monitoredItems = new MonitoredItems(opcRefreshRate);
// Loop on the configured measurements.
for (var i = 0; i < configuredMeasurements.Count; i++)
{
var configuredMeasurement = configuredMeasurements[i];
ProcessProperty(
configuredMeasurement.Quality, i, FieldTypes.Quality, monitoredItems);
ProcessProperty(
configuredMeasurement.Timestamp, i, FieldTypes.Timestamp, monitoredItems);
ProcessProperty(
configuredMeasurement.Unit, i, FieldTypes.Unit, monitoredItems);
ProcessProperty(
configuredMeasurement.Value, i, FieldTypes.Value, monitoredItems);
}
return(monitoredItems);
}
/// <summary>
/// Starts the monitor request.
/// </summary>
/// <param name="callbackEndpointAddress">The callback endpoint address.</param>
/// <param name="invokeId">The invoke id.</param>
/// <param name="configuredMeasurements">The configured measurements.</param>
protected void StartMonitorRequest(string callbackEndpointAddress, Guid invokeId, ConfiguredMeasurements configuredMeasurements)
{
Logger.Debug(this, MethodBase.GetCurrentMethod().Name + " called");
// Create message.
var message = new Message(callbackEndpointAddress, invokeId, MessageTypes.StartMonitorRequest);
message.AddParameter(ParameterTypes.ConfiguredMeasurements, configuredMeasurements);
// Enqueue message.
MessageQueue.Instance.Enqueue(message);
}
/// <summary>
/// Starts the monitor request.
/// </summary>
/// <param name="callbackEndpointAddress">The callback endpoint address.</param>
/// <param name="invokeId">The invoke id.</param>
/// <param name="configuredMeasurements">The configured measurements.</param>
void ICommServer.StartMonitorRequest(string callbackEndpointAddress, Guid invokeId, ConfiguredMeasurements configuredMeasurements)
{
this.StartMonitorRequest(callbackEndpointAddress, invokeId, configuredMeasurements);
}
/// <summary>
/// Initializes a new instance of the <see cref="SceMonitor"/> class.
/// </summary>
/// <param name="configuration">The current configuration.</param>
/// <param name="configuredMeasurements">The configured measurements.</param>
/// <param name="opcRefreshRate">The OPC refresh rate in milliseconds.</param>
public SceMonitor(Configuration configuration, ConfiguredMeasurements configuredMeasurements, int opcRefreshRate)
: base(configuration, configuredMeasurements, opcRefreshRate)
{
}
/// <summary> /// Starts the monitor. /// </summary> /// <param name="configuration">The current configuration.</param> /// <param name="measurements">The measurements.</param> /// <param name="refreshRate">The requested OPC refresh rate, in milliseconds.</param> public abstract void Start(Configuration configuration, ConfiguredMeasurements measurements, int refreshRate);
