trans/graphhopper-jsprit
1
0
Fork 0
mirror of https://github.com/graphhopper/jsprit.git synced 2020-01-24 07:45:05 +01:00
Code Issues Releases Wiki Activity

add vrph instances

Browse source
This commit is contained in:
oblonski 2014-01-13 22:40:46 +01:00
parent 878442fe80
commit cfc7c5bc97
13 changed files with 930 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

63
jsprit-instances/src/main/java/jsprit/instance/util/Vrph2jsprit.java Normal file
View file

@ -0,0 +1,63 @@
package jsprit.instance.util;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.job.Service;
import jsprit.core.problem.vehicle.Vehicle;
import jsprit.core.problem.vehicle.VehicleImpl;
import jsprit.core.problem.vehicle.VehicleTypeImpl;
import jsprit.core.util.Coordinate;
public class Vrph2jsprit {
public static void main(String[] args) throws IOException {
for(int i=3;i<7;i++){
VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
String instance = "vrph/orig/c20_"+i+"mix.txt";
BufferedReader reader = new BufferedReader(new FileReader(new File(instance)));
String line = null;
boolean firstline = true;
Coordinate depotCoord = null;
int customerCount=0;
while((line=reader.readLine())!=null){
String trimedLine = line.trim();
if(trimedLine.startsWith("//")) continue;
String[] tokens = trimedLine.split("\\s+");
Integer nuOfCustomer = 0;
if(firstline){
nuOfCustomer=Integer.parseInt(line);
customerCount=1;
firstline=false;
}
else if(customerCount<=nuOfCustomer) {
if(customerCount == 1){
depotCoord = Coordinate.newInstance(Double.parseDouble(tokens[1]), Double.parseDouble(tokens[2]));
}
else{
Service.Builder serviceBuilder = Service.Builder.newInstance(tokens[0], Integer.parseInt(tokens[0]));
serviceBuilder.setCoord(Coordinate.newInstance(Double.parseDouble(tokens[1]), Double.parseDouble(tokens[2])));
vrpBuilder.addJob(serviceBuilder.build());
customerCount++;
}
}
else if(trimedLine.startsWith("v")){
VehicleTypeImpl.Builder typeBuilder = VehicleTypeImpl.Builder.newInstance("type_"+tokens[1], Integer.parseInt(tokens[2]));
typeBuilder.setFixedCost(Double.parseDouble(tokens[3]));
typeBuilder.setCostPerDistance(1.0);
VehicleTypeImpl type = typeBuilder.build();
Vehicle vehicle = VehicleImpl.Builder.newInstance("vehicle_"+tokens[1]).setType(type).build();
}
}
reader.close();
}
}
}