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Code Issues Releases Wiki Activity

add driver breaks

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This commit is contained in:
oblonski 2015-08-05 15:08:16 +02:00
parent 2503a96237
commit 28dcb2fb56
9 changed files with 100 additions and 25 deletions
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13
jsprit-examples/src/main/java/jsprit/examples/BreakExample.java
View file

@ -47,19 +47,22 @@ public class BreakExample {
* get a vehicle type-builder and build a type with the typeId "vehicleType" and one capacity dimension, i.e. weight, and capacity dimension value of 2
*/
final int WEIGHT_INDEX = 0;
VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType").addCapacityDimension(WEIGHT_INDEX, 4);
VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType")
.addCapacityDimension(WEIGHT_INDEX, 2).setCostPerWaitingTime(1.);
VehicleType vehicleType = vehicleTypeBuilder.build();
/*
* get a vehicle-builder and build a vehicle located at (10,10) with type "vehicleType"
*/
Builder vehicleBuilder = Builder.newInstance("vehicle");
Builder vehicleBuilder = Builder.newInstance("v1");
vehicleBuilder.setStartLocation(Location.newInstance(10, 10));
Break myFirstBreak = (Break) Break.Builder.newInstance("myFirstBreak").setTimeWindow(TimeWindow.newInstance(30, 50)).setServiceTime(10).build();
Break myFirstBreak = (Break) Break.Builder.newInstance("myFirstBreak").setTimeWindow(TimeWindow.newInstance(10, 15)).setServiceTime(100).build();
vehicleBuilder.setBreak(myFirstBreak);
vehicleBuilder.setType(vehicleType);
VehicleImpl vehicle = vehicleBuilder.build();
VehicleImpl v2 = VehicleImpl.Builder.newInstance("v2").setStartLocation(Location.newInstance(0, 10)).setType(vehicleType)
.setBreak((Break) Break.Builder.newInstance("mySecondBreak").setTimeWindow(TimeWindow.newInstance(5,10)).setServiceTime(10).build()).build();
/*
* build services at the required locations, each with a capacity-demand of 1.
*/
@ -72,7 +75,7 @@ public class BreakExample {
VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
vrpBuilder.addVehicle(vehicle);
vrpBuilder.addJob(service1).addJob(service2).addJob(service3).addJob(service4);
vrpBuilder.addJob(service1).addJob(service2).addJob(service3).addJob(service4).addVehicle(v2);
vrpBuilder.setFleetSize(VehicleRoutingProblem.FleetSize.FINITE);
VehicleRoutingProblem problem = vrpBuilder.build();

58
jsprit-examples/src/main/java/jsprit/examples/VariableStartAndWaitingTimeExample.java
View file

@ -4,6 +4,7 @@ import jsprit.analysis.toolbox.AlgorithmSearchProgressChartListener;
import jsprit.analysis.toolbox.Plotter;
import jsprit.core.algorithm.VehicleRoutingAlgorithm;
import jsprit.core.algorithm.box.Jsprit;
import jsprit.core.algorithm.ruin.RuinBreaks;
import jsprit.core.algorithm.state.StateManager;
import jsprit.core.algorithm.state.UpdateFutureWaitingTimes;
import jsprit.core.analysis.SolutionAnalyser;
@ -11,6 +12,7 @@ import jsprit.core.problem.Location;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.constraint.ConstraintManager;
import jsprit.core.problem.cost.TransportDistance;
import jsprit.core.problem.job.Break;
import jsprit.core.problem.job.Service;
import jsprit.core.problem.solution.SolutionCostCalculator;
import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
@ -36,17 +38,37 @@ public class VariableStartAndWaitingTimeExample {
public static void main(String[] args) {
VehicleTypeImpl type = VehicleTypeImpl.Builder.newInstance("type").setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
VehicleTypeImpl type1 = VehicleTypeImpl.Builder.newInstance("type1").setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
VehicleTypeImpl type = VehicleTypeImpl.Builder.newInstance("type")
.addCapacityDimension(0,22)
.setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
VehicleTypeImpl type2 = VehicleTypeImpl.Builder.newInstance("type2")
.addCapacityDimension(0,22)
.setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
VehicleTypeImpl type3 = VehicleTypeImpl.Builder.newInstance("type3")
.addCapacityDimension(0,22)
.setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
// VehicleTypeImpl type1 = VehicleTypeImpl.Builder.newInstance("type1").setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
// VehicleTypeImpl type2 = VehicleTypeImpl.Builder.newInstance("type2").setCostPerDistance(4.).setCostPerWaitingTime(2.0).build();
VehicleImpl v2 = VehicleImpl.Builder.newInstance("v2").setType(type).setReturnToDepot(false)
VehicleImpl v2 = VehicleImpl.Builder.newInstance("v2").setType(type).setReturnToDepot(true)
.setStartLocation(Location.newInstance(0, 0))
.setEarliestStart(0).setLatestArrival(220)
.setEarliestStart(0).setLatestArrival(420)
.setBreak((Break) Break.Builder.newInstance("v2-break").setTimeWindow(TimeWindow.newInstance(50,70)).setServiceTime(100).build())
.build();
VehicleImpl v3 = VehicleImpl.Builder.newInstance("v3").setType(type1).setReturnToDepot(false)
.setStartLocation(Location.newInstance(0, 10))
.setEarliestStart(200).setLatestArrival(450)
VehicleImpl v3 = VehicleImpl.Builder.newInstance("v3").setType(type2).setReturnToDepot(true)
.setStartLocation(Location.newInstance(0.5, 10.5))
.setBreak((Break) Break.Builder.newInstance("v3-break").setTimeWindow(TimeWindow.newInstance(50,70)).setServiceTime(100).build())
.setEarliestStart(0).setLatestArrival(420)
.build();
VehicleImpl v4 = VehicleImpl.Builder.newInstance("v4").setType(type3).setReturnToDepot(true)
.setStartLocation(Location.newInstance(7, 10.5))
.setBreak((Break) Break.Builder.newInstance("v4-break").setTimeWindow(TimeWindow.newInstance(50,70)).setServiceTime(50).build())
.setEarliestStart(0).setLatestArrival(420)
.build();
VehicleImpl v5 = VehicleImpl.Builder.newInstance("v5").setType(type3).setReturnToDepot(true)
.setStartLocation(Location.newInstance(7, 10.5))
.setBreak((Break) Break.Builder.newInstance("v5-break").setTimeWindow(TimeWindow.newInstance(300,350)).setServiceTime(20).build())
.setEarliestStart(250).setLatestArrival(420)
.build();
// VehicleImpl v4 = VehicleImpl.Builder.newInstance("v4").setType(type2).setReturnToDepot(true)
// .setStartLocation(Location.newInstance(0, 0)).build();
@ -55,14 +77,18 @@ public class VariableStartAndWaitingTimeExample {
for(int i=0;i<40;i++){
Service s = Service.Builder.newInstance("s_"+i).setServiceTime(5)
// .setTimeWindow(TimeWindow.newInstance(0,100*(1+r.nextInt(3))))
.setLocation(Location.newInstance(1 - r.nextInt(5), 10 + r.nextInt(10))).build();
.setLocation(Location.newInstance(1 - r.nextInt(5), 10 + r.nextInt(10)))
.addSizeDimension(0,1)
.build();
vrpBuilder.addJob(s);
}
Service s1 = Service.Builder.newInstance("s12").setLocation(Location.newInstance(-3, 15)).setTimeWindow(TimeWindow.newInstance(290, 600)).build();
Service s4 = Service.Builder.newInstance("s13").setLocation(Location.newInstance(0,20)).setTimeWindow(TimeWindow.newInstance(290, 340)).build();
Service s2 = Service.Builder.newInstance("s10").setLocation(Location.newInstance(-1, 15)).setTimeWindow(TimeWindow.newInstance(300, 350)).build();
Service s3 = Service.Builder.newInstance("s11").setLocation(Location.newInstance(10, 10)).setTimeWindow(TimeWindow.newInstance(300, 600)).build();
vrpBuilder.addJob(s1).addJob(s2).addJob(s3).addJob(s4).addVehicle(v2).addVehicle(v3);
Service s1 = Service.Builder.newInstance("s12").addSizeDimension(0,1).setLocation(Location.newInstance(-3, 15)).setTimeWindow(TimeWindow.newInstance(290, 600)).build();
Service s4 = Service.Builder.newInstance("s13").addSizeDimension(0,1).setLocation(Location.newInstance(0, 20)).setTimeWindow(TimeWindow.newInstance(290, 340)).build();
Service s2 = Service.Builder.newInstance("s10").addSizeDimension(0,1).setLocation(Location.newInstance(-1, 15)).setTimeWindow(TimeWindow.newInstance(300, 350)).build();
Service s3 = Service.Builder.newInstance("s11").addSizeDimension(0,1).setLocation(Location.newInstance(10, 10)).setTimeWindow(TimeWindow.newInstance(300, 600)).build();
vrpBuilder
.addJob(s1).addJob(s2).addJob(s3).addJob(s4)
.addVehicle(v2).addVehicle(v3).addVehicle(v4).addVehicle(v5);
vrpBuilder.setFleetSize(VehicleRoutingProblem.FleetSize.FINITE);
final VehicleRoutingProblem vrp = vrpBuilder.build();
@ -77,6 +103,11 @@ public class VariableStartAndWaitingTimeExample {
.addCoreStateAndConstraintStuff(true)
.setStateAndConstraintManager(stateManager, constraintManager)
.setProperty(Jsprit.Parameter.THRESHOLD_INI, "0.1")
.setProperty(Jsprit.Strategy.CLUSTER_REGRET, "0.")
.setProperty(Jsprit.Strategy.CLUSTER_BEST, "0.")
// .setProperty(Jsprit.Strategy.WORST_REGRET, "0.")
// .setProperty(Jsprit.Strategy.RANDOM_REGRET, "0.")
// .setProperty(Jsprit.Strategy.RADIAL_REGRET, "0.")
// .setProperty(Jsprit.Parameter.THRESHOLD_ALPHA, "0.3")
// .setProperty(Parameter.)
// .setProperty(Jsprit.Parameter.CONSTRUCTION, Jsprit.Construction.BEST_INSERTION.toString())
@ -102,6 +133,7 @@ public class VariableStartAndWaitingTimeExample {
}
};
VehicleRoutingAlgorithm vra = algorithmFactory.createAlgorithm(vrp);
vra.addListener(new RuinBreaks());
vra.setMaxIterations(2000);
vra.addListener(new AlgorithmSearchProgressChartListener("output/search"));
VehicleRoutingProblemSolution solution = Solutions.bestOf(vra.searchSolutions());