C# Class Quickstarts.HistoricalAccessServer.DataFileReader

Reads an item history from a file.

Exibir arquivo Open project: OPCFoundation/UA-.NET Class Usage Examples

Public Methods

Method	Description
CreateData ( ArchiveItem item ) : void	Creates new data.
LoadConfiguration ( ISystemContext context, ArchiveItem item ) : bool	Loads the item configuaration.
LoadHistoryData ( ISystemContext context, ArchiveItem item ) : void	Loads the history for the item.

Private Methods

Method	Description
CreateDataSet ( ) : DataSet	Creates a new data set.
ExtractField ( int lineCount, string &line, BuiltInType &value ) : bool	Extracts a BuiltInType value from the line.
ExtractField ( int lineCount, string &line, ServiceMessageContext context, BuiltInType valueType, Variant &value ) : bool	Extracts a BuiltInType value from the line.
ExtractField ( int lineCount, string &line, Opc.Ua.StatusCode &value ) : bool	Extracts a StatusCode value from the line.
ExtractField ( int lineCount, string &line, int &value ) : bool	Extracts an integer value from the line.
ExtractField ( int lineCount, string &line, string &value ) : bool	Extracts an integer value from the line.
ExtractField ( string &line ) : string	Extracts the next comma seperated field from the line.
LoadData ( ISystemContext context, System.DateTime baseline, StreamReader reader ) : DataSet	Loads the history data from a stream.

Method Details

CreateData() public method

Creates new data.

public CreateData ( ArchiveItem item ) : void
item	ArchiveItem
return	void

LoadConfiguration() public method

Loads the item configuaration.

public LoadConfiguration ( ISystemContext context, ArchiveItem item ) : bool
context	ISystemContext
item	ArchiveItem
return	bool

LoadHistoryData() public method

Loads the history for the item.

public LoadHistoryData ( ISystemContext context, ArchiveItem item ) : void
context	ISystemContext
item	ArchiveItem
return	void