/// <summary>
/// Initializes a new instance of <see cref="TSPLIBParser"/> with the given <paramref name="path"/>.
/// </summary>
/// <exception cref="ArgumentException">Thrown if the input file is not a TSPLIB TSP file (*.vrp)
/// </exception>
/// <param name="path">The path where the VRP is stored.</param>
public GoldenParser()
{
comment = string.Empty;
vertices = null;
weightType = GoldenEdgeWeightType.UNDEFINED;
capacity = -1;
vehicles = -1;
distance = -1;
demands = null;
}
private void ReadWeightFormat(string str)
{
string[] tokens = str.Split(new string[] { ":" }, StringSplitOptions.None);
string format = tokens[tokens.Length - 1].Trim();
if (format.Equals("euc_2d", StringComparison.OrdinalIgnoreCase))
{
weightType = GoldenEdgeWeightType.EUC_2D;
}
else if (format.Equals("geo", StringComparison.OrdinalIgnoreCase))
{
weightType = GoldenEdgeWeightType.GEO;
}
else
{
throw new InvalidDataException("Input file contains an unsupported edge weight format.");
}
}
private void ReadWeightFormat(string str) {
string[] tokens = str.Split(new string[] { ":" }, StringSplitOptions.None);
string format = tokens[tokens.Length - 1].Trim();
if (format.Equals("euc_2d", StringComparison.OrdinalIgnoreCase))
weightType = GoldenEdgeWeightType.EUC_2D;
else if (format.Equals("geo", StringComparison.OrdinalIgnoreCase))
weightType = GoldenEdgeWeightType.GEO;
else
throw new InvalidDataException("Input file contains an unsupported edge weight format.");
}
private void ReadWeightType(string str) {
string[] tokens = str.Split(new string[] { ":" }, StringSplitOptions.None);
string type = tokens[tokens.Length - 1].Trim();
if (type.Equals("euc_2d", StringComparison.OrdinalIgnoreCase))
weightType = GoldenEdgeWeightType.EUC_2D;
else if (type.Equals("geo", StringComparison.OrdinalIgnoreCase))
weightType = GoldenEdgeWeightType.GEO;
else if (type.Equals("function", StringComparison.OrdinalIgnoreCase)) {
weightType = GoldenEdgeWeightType.UNDEFINED;
} else
throw new InvalidDataException("Input file contains an unsupported edge weight format (only \"EUC_2D\" and \"GEO\" are supported).");
}
/// <summary>
/// Initializes a new instance of <see cref="TSPLIBParser"/> with the given <paramref name="path"/>.
/// </summary>
/// <exception cref="ArgumentException">Thrown if the input file is not a TSPLIB TSP file (*.vrp)
/// </exception>
/// <param name="path">The path where the VRP is stored.</param>
public GoldenParser() {
comment = string.Empty;
vertices = null;
weightType = GoldenEdgeWeightType.UNDEFINED;
capacity = -1;
vehicles = -1;
distance = -1;
demands = null;
}