/// <summary>
/// Gets the number of edges from or to this vertex and for the given edge type.
/// </summary>
/// <param name="edgeType">an EdgeType</param>
/// <param name="dir">direction, one of: Out, In, Both</param>
/// <returns>The number of edges.</returns>
public long GetNumberOfEdges(EdgeType edgeType, Direction dir)
{
return(m_vertexType.GetNumberOfEdges(edgeType, this.VertexId, dir));
}