#region License Information
/* HeuristicLab
* Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
*
* This file is part of HeuristicLab.
*
* HeuristicLab is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* HeuristicLab is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with HeuristicLab. If not, see .
*/
#endregion
using System.IO;
namespace HeuristicLab.Problems.Instances.VehicleRouting {
public abstract class CordeauFormatInstanceProvider : VRPInstanceProvider {
protected override MDCVRPTWData LoadData(Stream stream) {
return LoadInstance(new CordeauParser(stream));
}
public override bool CanImportData {
get { return true; }
}
public override MDCVRPTWData ImportData(string path) {
return LoadInstance(new CordeauParser(path));
}
private MDCVRPTWData LoadInstance(CordeauParser parser) {
parser.Parse();
var instance = new MDCVRPTWData();
instance.Dimension = parser.Cities + 1;
instance.Depots = parser.Depots;
instance.Coordinates = parser.Coordinates;
instance.Capacity = parser.Capacity;
instance.Demands = parser.Demands;
instance.DistanceMeasure = DistanceMeasure.Euclidean;
instance.ReadyTimes = parser.Readytimes;
instance.ServiceTimes = parser.Servicetimes;
instance.DueTimes = parser.Duetimes;
instance.MaximumVehicles = parser.Vehicles;
int depots = parser.Depots;
int vehicles = parser.Vehicles / parser.Depots;
instance.VehicleDepotAssignment = new int[depots * vehicles];
int index = 0;
for (int i = 0; i < depots; i++)
for (int j = 0; j < vehicles; j++) {
instance.VehicleDepotAssignment[index] = i;
index++;
}
instance.Name = parser.ProblemName;
return instance;
}
}
}