/// <summary>
/// Initializes a new instance of the <see cref="UaPubSubApplication"/> class.
/// </summary>
/// <param name="dataStore"> The current implementation of <see cref="IUaPubSubDataStore"/> used by this instance of pub sub application</param>
/// <param name="applicationId"> The application id for instance.</param>
private UaPubSubApplication(IUaPubSubDataStore dataStore = null, string applicationId = null)
{
m_uaPubSubConnections = new List <IUaPubSubConnection>();
if (dataStore != null)
{
m_dataStore = dataStore;
}
else
{
m_dataStore = new UaPubSubDataStore();
}
if (!String.IsNullOrEmpty(applicationId))
{
ApplicationId = applicationId;
}
else
{
ApplicationId = $"opcua:{System.Net.Dns.GetHostName()}:{new Random().Next().ToString("D10")}";
}
m_dataCollector = new DataCollector(m_dataStore);
m_uaPubSubConfigurator = new UaPubSubConfigurator();
m_uaPubSubConfigurator.ConnectionAdded += UaPubSubConfigurator_ConnectionAdded;
m_uaPubSubConfigurator.ConnectionRemoved += UaPubSubConfigurator_ConnectionRemoved;
m_uaPubSubConfigurator.PublishedDataSetAdded += UaPubSubConfigurator_PublishedDataSetAdded;
m_uaPubSubConfigurator.PublishedDataSetRemoved += UaPubSubConfigurator_PublishedDataSetRemoved;
Utils.Trace("An instance of UaPubSubApplication was created.");
}
/// <summary>
/// Creates a new <see cref="UaPubSubApplication"/> by loading the configuration parameters from the
/// specified <see cref="PubSubConfigurationDataType"/> parameter.
/// </summary>
/// <param name="pubSubConfiguration">The configuration object.</param>
/// <param name="dataStore"> The current implementation of <see cref="IUaPubSubDataStore"/> used by this instance of pub sub application</param>
/// <returns>New instance of <see cref="UaPubSubApplication"/></returns>
public static UaPubSubApplication Create(PubSubConfigurationDataType pubSubConfiguration = null,
IUaPubSubDataStore dataStore = null)
{
// if no argument received, start with empty configuration
if (pubSubConfiguration == null)
{
pubSubConfiguration = new PubSubConfigurationDataType();
}
UaPubSubApplication uaPubSubApplication = new UaPubSubApplication(dataStore);
uaPubSubApplication.m_uaPubSubConfigurator.LoadConfiguration(pubSubConfiguration);
return(uaPubSubApplication);
}
/// <summary>
/// Creates a new <see cref="UaPubSubApplication"/> by loading the configuration parameters from the specified path.
/// </summary>
/// <param name="configFilePath">The path of the configuration path.</param>
/// <param name="dataStore"> The current implementation of <see cref="IUaPubSubDataStore"/> used by this instance of pub sub application</param>
/// <returns>New instance of <see cref="UaPubSubApplication"/></returns>
public static UaPubSubApplication Create(string configFilePath, IUaPubSubDataStore dataStore = null)
{
// validate input argument
if (configFilePath == null)
{
throw new ArgumentException(nameof(configFilePath));
}
if (!File.Exists(configFilePath))
{
throw new ArgumentException("The specified file {0} does not exist", configFilePath);
}
PubSubConfigurationDataType pubSubConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configFilePath);
return(Create(pubSubConfiguration, dataStore));
}
/// <summary>
/// Initializes a new instance of the <see cref="UaPubSubApplication"/> class.
/// </summary>
/// <param name="dataStore"> The current implementation of <see cref="IUaPubSubDataStore"/> used by this instance of pub sub application</param>
private UaPubSubApplication(IUaPubSubDataStore dataStore = null)
{
m_uaPubSubConnections = new List <IUaPubSubConnection>();
if (dataStore != null)
{
m_dataStore = dataStore;
}
else
{
m_dataStore = new UaPubSubDataStore();
}
m_dataCollector = new DataCollector(m_dataStore);
m_uaPubSubConfigurator = new UaPubSubConfigurator();
m_uaPubSubConfigurator.ConnectionAdded += UaPubSubConfigurator_ConnectionAdded;
m_uaPubSubConfigurator.ConnectionRemoved += UaPubSubConfigurator_ConnectionRemoved;
m_uaPubSubConfigurator.PublishedDataSetAdded += UaPubSubConfigurator_PublishedDataSetAdded;
m_uaPubSubConfigurator.PublishedDataSetRemoved += UaPubSubConfigurator_PublishedDataSetRemoved;
}
/// <summary>
/// Create new instance of <see cref="DataCollector"/>.
/// </summary>
/// <param name="dataStore">Reference to the <see cref="IUaPubSubDataStore"/> that will be used to collect data.</param>
public DataCollector(IUaPubSubDataStore dataStore)
{
m_dataStore = dataStore;
m_publishedDataSetsByName = new Dictionary <string, PublishedDataSetDataType>();
}
/// <summary>
/// Creates a new <see cref="UaPubSubApplication"/> and associates it with a custom implementation of <see cref="IUaPubSubDataStore"/>.
/// </summary>
/// <param name="dataStore"> The current implementation of <see cref="IUaPubSubDataStore"/> used by this instance of pub sub application</param>
/// <returns>New instance of <see cref="UaPubSubApplication"/></returns>
public static UaPubSubApplication Create(IUaPubSubDataStore dataStore)
{
return(Create(new PubSubConfigurationDataType(), dataStore));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="pubSubApplication"></param>
public PublishedValuesWrites(UaPubSubApplication uaPubSubApplication)
{
m_publishedDataSets = uaPubSubApplication.UaPubSubConfigurator.PubSubConfiguration.PublishedDataSets;
m_dataStore = uaPubSubApplication.DataStore;
}
