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add util createOutputFolder

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This commit is contained in:
oblonski 2014-01-15 09:18:51 -05:00
parent 0c02ea71a5
commit 7d8e32fc8d
3 changed files with 21 additions and 34 deletions
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32
jsprit-examples/src/main/java/jsprit/examples/CVRPExample.java
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@ -1,32 +0,0 @@
/*******************************************************************************
* Copyright (C) 2013 Stefan Schroeder
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
package jsprit.examples;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.io.VrpXMLWriter;
import jsprit.instance.reader.ChristofidesReader;
public class CVRPExample {
public static void main(String[] args) {
VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
new ChristofidesReader(builder).read("input/vrpnc1.txt");
VehicleRoutingProblem vrp = builder.build();
new VrpXMLWriter(vrp).write("input/vrpnc1-jsprit.xml");
}
}

6
jsprit-examples/src/main/java/jsprit/examples/HVRPBenchmarkExample.java
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@ -14,11 +14,13 @@ import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
import jsprit.core.util.Solutions;
import jsprit.instance.reader.VrphGoldenReader;
import jsprit.instance.reader.VrphGoldenReader.VrphType;
import jsprit.util.Examples;
/**
* Shows how to benchmark the algorithm on different classical HVRP and FSM instances.
*
* <p>These instances are from Golden and Taillard and copied from http://mistic.heig-vd.ch/taillard/problemes.dir/vrp.dir/vrp.html.
* <p>These instances are from Golden and Taillard and copied from
* <a href=http://mistic.heig-vd.ch/taillard/problemes.dir/vrp.dir/vrp.html>.
*
* <p>You can find best results of different problems, instances and authors here:
* <br><a href="http://www2.ic.uff.br/~satoru/conteudo/artigos/PAPER%20PUCA-JHeuristics-2011.pdf">http://www2.ic.uff.br/~satoru/conteudo/artigos/PAPER%20PUCA-JHeuristics-2011.pdf</a>
@ -30,6 +32,7 @@ import jsprit.instance.reader.VrphGoldenReader.VrphType;
public class HVRPBenchmarkExample {
public static void main(String[] args) {
Examples.createOutputFolder();
VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
//read modified Golden-instance, you can find all relevant instances in jsprit-instances/instances/vrph
//you can build various problems, see VrphType doc for more details
@ -57,5 +60,4 @@ public class HVRPBenchmarkExample {
new GraphStreamViewer(vrp, best).setRenderDelay(100).display();
}
}

17
jsprit-examples/src/main/java/jsprit/util/Examples.java Normal file
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@ -0,0 +1,17 @@
package jsprit.util;
import java.io.File;
public class Examples {
public static void createOutputFolder(){
File dir = new File("output");
// if the directory does not exist, create it
if (!dir.exists()){
System.out.println("creating directory ./output");
boolean result = dir.mkdir();
if(result) System.out.println("./output created");
}
}
}