/// <summary>
/// Loads a node set from a file or resource and addes them to the set of predefined nodes.
/// </summary>
protected override NodeStateCollection LoadPredefinedNodes(ISystemContext context)
{
NodeStateCollection predefinedNodes = new NodeStateCollection();
for (int ix = 0; ix < m_allPredefinedNodes.Length; ix++)
{
FileInfo fiPredifinedNodes = CASConfiguration.PreparePathBasedOnBaseDirectory(m_allPredefinedNodes[ix].PredefinedNodes);
using (Stream reader = File.Open(fiPredifinedNodes.FullName, FileMode.Open))
{
predefinedNodes.LoadFromBinary(context, reader, true);
}
FileInfo csvFi = CASConfiguration.PreparePathBasedOnBaseDirectory(m_allPredefinedNodes[ix].CSVFile);
m_DataBindings.LoadIdentifiersFromFile(csvFi.FullName);
}
return(predefinedNodes);
}
/// <summary>
/// Initializes all process data sources.
/// </summary>
/// <param name="configuration">The configuration.</param>
public void Initialize(CASConfiguration configuration)
{
m_SimulatorDictionary = new Simulator.SimulatorDictionary();
//TODO - initialize and setup m_ExtrernalDataSource
try
{
if (!string.IsNullOrEmpty(configuration.CASExtension.CommServer.FileName))
{
m_CommServer.Initialize(CASConfiguration.PreparePathBasedOnBaseDirectory(configuration.CASExtension.CommServer.FileName).FullName);
}
}
catch (FileNotFoundException ex)
{
TraceEvent.Tracer.TraceError(69, this.GetType().Name + ".Initialize",
"Unable to find CommServer communication engine configuration file: " + ex.Message);
}
catch (Exception ex)
{
TraceEvent.Tracer.TraceWarning(74, this.GetType().Name + ".Initialize",
"Unable to create CommServer communication engine: " + ex.ToString());
}
try
{
m_OPCDAClient = new Client(CASConfiguration.PreparePathBasedOnBaseDirectory(configuration.CASExtension.OPCDAClient.FileName).FullName);
}
catch (FileNotFoundException ex)
{
TraceEvent.Tracer.TraceError(83, this.GetType().Name + ".Initialize",
"Unable to find OPC client configuration file: " + ex.Message);
}
catch (Exception ex)
{
TraceEvent.Tracer.TraceWarning(88, this.GetType().Name + ".Initialize",
"Unable to create OPC client: " + ex.ToString());
}
try
{
m_InstancesConfigurationDictionary = new InstancesConfigurationDictionary(configuration);
}
catch (Exception ex)
{
TraceEvent.Tracer.TraceWarning(98, this.GetType().Name + ".Initialize",
"Unable to create InstancesConfigurationDictionary: " + ex.Message);
}
}
