/// <summary>
/// Initializes a new instance of the <see cref="RealVoltageExport"/> class.
/// </summary>
/// <param name="simulation">The simulation.</param>
/// <param name="posNode">The positive node identifier.</param>
/// <param name="negNode">The negative node identifier.</param>
/// <exception cref="ArgumentNullException">posNode</exception>
public RealVoltageExport(BaseSimulation simulation, string posNode, string negNode)
: base(simulation)
{
PosNode = posNode ?? throw new ArgumentNullException(nameof(posNode));
NegNode = negNode;
}
/// <summary>
/// Initializes a new instance of the <see cref="RealCurrentExport"/> class.
/// </summary>
/// <param name="simulation">The simulation.</param>
/// <param name="source">The source identifier.</param>
public RealCurrentExport(BaseSimulation simulation, string source)
: base(simulation)
{
Source = source.ThrowIfNull(nameof(source));
Index = -1;
}