/// <summary>
/// Starts the export of sensor data values for a particular node. This call must be followed by a call to <see cref="EndExportNode"/>.
/// Use <see cref="StartExportTimestamp"/> to export node information pertaining to a given point in time to the Sensor Data TURTLE document.
/// </summary>
/// <param name="Turtle">TURTLE Output</param>
/// <param name="NodeId">Node ID.</param>
/// <param name="CacheType">Cache Type</param>
/// <param name="SourceId">Source ID.</param>
public static void StartExportNode (TurtleWriter Turtle, string NodeId, string CacheType, string SourceId)
{
Turtle.WriteSubjectUri ("l", string.Empty);
Turtle.WritePredicateUri ("cl", "node");
Turtle.StartBlankNode ();
Turtle.WritePredicateUri ("cl", "nodeId");
Turtle.WriteObjectLiteral (NodeId);
if (!string.IsNullOrEmpty (CacheType))
{
Turtle.WritePredicateUri ("cl", "cacheType");
Turtle.WriteObjectLiteral (CacheType);
}
if (!string.IsNullOrEmpty (SourceId))
{
Turtle.WritePredicateUri ("cl", "sourceId");
Turtle.WriteObjectLiteral (SourceId);
}
}
