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add and test SolutionAnalyser

This commit is contained in:
oblonski 2014-10-01 13:08:21 +02:00
parent 385094a5d6
commit f72cf922fa
4 changed files with 954 additions and 7 deletions

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@ -33,8 +33,6 @@ import jsprit.core.util.ActivityTimeTracker;
*/
public class UpdateActivityTimes implements ActivityVisitor, StateUpdater{
private ActivityTimeTracker timeTracker;
private VehicleRoute route;

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@ -0,0 +1,368 @@
/*******************************************************************************
* Copyright (C) 2014 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.core.analysis;
import jsprit.core.algorithm.state.InternalStates;
import jsprit.core.algorithm.state.StateId;
import jsprit.core.algorithm.state.StateManager;
import jsprit.core.algorithm.state.StateUpdater;
import jsprit.core.problem.Capacity;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.solution.route.VehicleRoute;
import jsprit.core.problem.solution.route.activity.ActivityVisitor;
import jsprit.core.problem.solution.route.activity.End;
import jsprit.core.problem.solution.route.activity.Start;
import jsprit.core.problem.solution.route.activity.TourActivity;
import jsprit.core.util.ActivityTimeTracker;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
*
*/
public class SolutionAnalyser {
public static interface DistanceCalculator {
public double getDistance(String fromLocationId, String toLocationId);
}
private static class SumUpWaitingTimes implements StateUpdater, ActivityVisitor {
private StateId waiting_time_id;
private StateId transport_time_id;
private StateId service_time_id;
private StateManager stateManager;
private ActivityTimeTracker.ActivityPolicy activityPolicy;
private VehicleRoute route;
double sum_waiting_time = 0.;
double sum_transport_time = 0.;
double sum_service_time = 0.;
double prevActDeparture;
private SumUpWaitingTimes(StateId waiting_time_id, StateId transport_time_id, StateId service_time_id, StateManager stateManager, ActivityTimeTracker.ActivityPolicy activityPolicy) {
this.waiting_time_id = waiting_time_id;
this.transport_time_id = transport_time_id;
this.service_time_id = service_time_id;
this.stateManager = stateManager;
this.activityPolicy = activityPolicy;
}
@Override
public void begin(VehicleRoute route) {
this.route = route;
sum_waiting_time = 0.;
sum_transport_time = 0.;
sum_service_time = 0.;
prevActDeparture = route.getDepartureTime();
}
@Override
public void visit(TourActivity activity) {
//waiting time
double waitAtAct = 0.;
if(activityPolicy.equals(ActivityTimeTracker.ActivityPolicy.AS_SOON_AS_TIME_WINDOW_OPENS)){
waitAtAct = Math.max(0,activity.getTheoreticalEarliestOperationStartTime() - activity.getArrTime());
}
sum_waiting_time += waitAtAct;
//transport time
double transportTime = activity.getArrTime() - prevActDeparture;
sum_transport_time += transportTime;
prevActDeparture = activity.getEndTime();
//service time
sum_service_time += activity.getOperationTime();
}
@Override
public void finish() {
sum_transport_time += route.getEnd().getArrTime() - prevActDeparture;
stateManager.putRouteState(route,transport_time_id,sum_transport_time);
stateManager.putRouteState(route,waiting_time_id,sum_waiting_time);
stateManager.putRouteState(route,service_time_id,sum_service_time);
}
}
private static class DistanceUpdater implements StateUpdater, ActivityVisitor {
private StateId distance_id;
private StateManager stateManager;
private double sum_distance = 0.;
private DistanceCalculator distanceCalculator;
private TourActivity prevAct;
private VehicleRoute route;
private DistanceUpdater(StateId distance_id, StateManager stateManager, DistanceCalculator distanceCalculator) {
this.distance_id = distance_id;
this.stateManager = stateManager;
this.distanceCalculator = distanceCalculator;
}
@Override
public void begin(VehicleRoute route) {
sum_distance = 0.;
this.route = route;
this.prevAct = route.getStart();
}
@Override
public void visit(TourActivity activity) {
double distance = distanceCalculator.getDistance(prevAct.getLocationId(),activity.getLocationId());
sum_distance += distance;
stateManager.putActivityState(activity,distance_id,sum_distance);
prevAct = activity;
}
@Override
public void finish() {
double distance = distanceCalculator.getDistance(prevAct.getLocationId(), route.getEnd().getLocationId());
sum_distance += distance;
stateManager.putRouteState(route,distance_id,sum_distance);
}
}
private VehicleRoutingProblem vrp;
private List<VehicleRoute> routes;
private StateManager stateManager;
private DistanceCalculator distanceCalculator;
private final StateId waiting_time_id;
private final StateId transport_time_id;
private final StateId service_time_id;
private final StateId distance_id;
private ActivityTimeTracker.ActivityPolicy activityPolicy;
public SolutionAnalyser(VehicleRoutingProblem vrp, Collection<VehicleRoute> routes, StateManager stateManager, DistanceCalculator distanceCalculator) {
this.vrp = vrp;
this.routes = new ArrayList<VehicleRoute>(routes);
this.stateManager = stateManager;
this.distanceCalculator = distanceCalculator;
waiting_time_id = stateManager.createStateId("waiting-time");
transport_time_id = stateManager.createStateId("transport-time");
service_time_id = stateManager.createStateId("service-time");
distance_id = stateManager.createStateId("distance");
activityPolicy = ActivityTimeTracker.ActivityPolicy.AS_SOON_AS_ARRIVED;
if(stateManager.timeWindowUpdateIsActivated()){
activityPolicy = ActivityTimeTracker.ActivityPolicy.AS_SOON_AS_TIME_WINDOW_OPENS;
}
stateManager.addStateUpdater(new SumUpWaitingTimes(waiting_time_id, transport_time_id, service_time_id, stateManager, activityPolicy));
stateManager.addStateUpdater(new DistanceUpdater(distance_id,stateManager,distanceCalculator));
refreshStates();
}
private void refreshStates(){
stateManager.clear();
stateManager.informInsertionStarts(routes,null);
}
//
//
// public void informRouteChanged(VehicleRoute route){
//// update(route);
// }
//
//
/**
* @param route to get the load at beginning from
* @return load at start location of specified route
*/
public Capacity getLoadAtBeginning(VehicleRoute route){
return stateManager.getRouteState(route, InternalStates.LOAD_AT_BEGINNING,Capacity.class);
}
/**
* @param route to get the load at the end from
* @return load at end location of specified route
*/
public Capacity getLoadAtEnd(VehicleRoute route){
return stateManager.getRouteState(route, InternalStates.LOAD_AT_END,Capacity.class);
}
/**
* @param route to get max load from
* @return max load of specified route, i.e. for each capacity dimension the max value.
*/
public Capacity getMaxLoad(VehicleRoute route){
return stateManager.getRouteState(route, InternalStates.MAXLOAD,Capacity.class);
}
/**
*
* @param activity to get the load from (after activity)
* @return load right after the specified activity. If act is Start, it returns the load atBeginning of the specified
* route. If act is End, it returns the load atEnd of specified route.
* Returns null if no load can be found.
*/
public Capacity getLoadRightAfterActivity(TourActivity activity, VehicleRoute route){
if(activity instanceof Start) return getLoadAtBeginning(route);
if(activity instanceof End) return getLoadAtEnd(route);
return stateManager.getActivityState(activity, InternalStates.LOAD,Capacity.class);
}
/**
* @param activity to get the load from (before activity)
* @return load just before the specified activity. If act is Start, it returns the load atBeginning of the specified
* route. If act is End, it returns the load atEnd of specified route.
*/
public Capacity getLoadJustBeforeActivity(TourActivity activity, VehicleRoute route){
if(activity instanceof Start) return getLoadAtBeginning(route);
if(activity instanceof End) return getLoadAtEnd(route);
Capacity afterAct = stateManager.getActivityState(activity, InternalStates.LOAD,Capacity.class);
if(afterAct != null && activity.getSize() != null){
return Capacity.subtract(afterAct, activity.getSize());
}
else if(afterAct != null) return afterAct;
else return null;
}
//
//// public Capacity getViolationAtBeginning(VehicleRoute route){
//// Capacity atBeginning = getLoadAtBeginning(route);
//// return Capacity.max(Capacity.Builder.newInstance().build(),Capacity.subtract(atBeginning,route.getVehicle().getType().getCapacityDimensions()));
//// }
////
//// public Capacity getViolationAtEnd(VehicleRoute route){
//// Capacity atEnd = getLoadAtEnd(route);
//// return Capacity.max(Capacity.Builder.newInstance().build(),Capacity.subtract(atEnd,route.getVehicle().getType().getCapacityDimensions()));
//// }
////
//// public Capacity getViolationRightAfterActivity(TourActivity activity, VehicleRoute route){
//// Capacity afterAct = getLoadRightAfterActivity(activity);
//// return Capacity.max(Capacity.Builder.newInstance().build(),Capacity.subtract(afterAct,route.getVehicle().getType().getCapacityDimensions()));
//// }
/**
* @param route to get the total operation time from
* @return operation time of this route, i.e. endTime - startTime of specified route
*/
public Double getOperationTime(VehicleRoute route){
return route.getEnd().getArrTime() - route.getStart().getEndTime();
}
/**
* @param route to get the total waiting time from
* @return total waiting time of this route, i.e. sum of waiting times at activities.
* Returns null if no waiting time value exists for the specified route
*/
public Double getWaitingTime(VehicleRoute route){
return stateManager.getRouteState(route, waiting_time_id, Double.class);
}
/**
* @param route to get the total transport time from
* @return total transport time of specified route. Returns null if no time value exists for the specified route.
*/
public Double getTransportTime(VehicleRoute route){
return stateManager.getRouteState(route, transport_time_id, Double.class);
}
/**
* @param route to get the total service time from
* @return total service time of specified route. Returns null if no time value exists for specified route.
*/
public Double getServiceTime(VehicleRoute route){
return stateManager.getRouteState(route, service_time_id, Double.class);
}
/**
* @param activity to get the waiting from
* @return waiting time at activity
*/
public Double getWaitingTimeAtActivity(TourActivity activity, VehicleRoute route){
double waitingTime = 0.;
if(activityPolicy.equals(ActivityTimeTracker.ActivityPolicy.AS_SOON_AS_TIME_WINDOW_OPENS)){
waitingTime = Math.max(0,activity.getTheoreticalEarliestOperationStartTime()-activity.getArrTime());
}
return waitingTime;
}
//
// public double getTimeTooLateAtActivity(TourActivity activity){
//
// }
//
/**
* @param route to get the distance from
* @return total distance of route
*/
public Double getDistance(VehicleRoute route){
return stateManager.getRouteState(route, distance_id, Double.class);
}
/**
* @param activity at which is distance of the current route is measured
* @return distance at activity
*/
public double getDistanceAtActivity(TourActivity activity, VehicleRoute route){
if(activity instanceof Start) return 0.;
if(activity instanceof End) return getDistance(route);
return stateManager.getActivityState(activity, distance_id, Double.class);
}
//
// /**
// * @return total distance
// */
// public double getDistance(){
//
// }
//
// /**
// * @return total operation time
// */
// public double getOperationTime(){
//
// }
//
// /**
// * @return total waiting time
// */
// public double getWaitingTime(){
//
// }
//
// /**
// * @return total transportation time
// */
// public double getTransportationTime(){
//
// }
}

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@ -0,0 +1,547 @@
/*******************************************************************************
* Copyright (C) 2014 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.core.analysis;
import jsprit.core.algorithm.VehicleRoutingAlgorithm;
import jsprit.core.algorithm.VehicleRoutingAlgorithmBuilder;
import jsprit.core.algorithm.state.StateManager;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.constraint.ConstraintManager;
import jsprit.core.problem.job.Service;
import jsprit.core.problem.job.Shipment;
import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
import jsprit.core.problem.solution.route.VehicleRoute;
import jsprit.core.problem.solution.route.activity.TimeWindow;
import jsprit.core.problem.vehicle.VehicleImpl;
import jsprit.core.problem.vehicle.VehicleType;
import jsprit.core.problem.vehicle.VehicleTypeImpl;
import jsprit.core.util.Coordinate;
import jsprit.core.util.ManhattanCosts;
import jsprit.core.util.Solutions;
import junit.framework.Assert;
import org.junit.Before;
import org.junit.Test;
import java.util.Iterator;
import static org.junit.Assert.assertFalse;
public class SolutionAnalyserTest {
private VehicleRoutingProblem vrp;
private VehicleRoutingProblemSolution solution;
private StateManager stateManager;
private SolutionAnalyser.DistanceCalculator distanceCalculator;
@Before
public void doBefore(){
VehicleType type = VehicleTypeImpl.Builder.newInstance("type").addCapacityDimension(0,15).build();
VehicleImpl vehicle = VehicleImpl.Builder.newInstance("v1").setType(type)
.setStartLocationCoordinate(Coordinate.newInstance(-5, 0)).build();
VehicleImpl vehicle2 = VehicleImpl.Builder.newInstance("v2").setType(type)
.setStartLocationCoordinate(Coordinate.newInstance(5, 0)).build();
Service s1 = Service.Builder.newInstance("s1")
.setTimeWindow(TimeWindow.newInstance(10, 20))
.setCoord(Coordinate.newInstance(-10, 1)).addSizeDimension(0, 2).build();
Service s2 = Service.Builder.newInstance("s2").setCoord(Coordinate.newInstance(-10, 10)).addSizeDimension(0,3).build();
Shipment shipment1 = Shipment.Builder.newInstance("ship1").setPickupCoord(Coordinate.newInstance(-15, 2))
.setDeliveryCoord(Coordinate.newInstance(-16, 5)).addSizeDimension(0,10)
.setPickupServiceTime(20.).setDeliveryServiceTime(20.).build();
Service s3 = Service.Builder.newInstance("s3")
.setTimeWindow(TimeWindow.newInstance(10, 20))
.setCoord(Coordinate.newInstance(10, 1)).addSizeDimension(0,2).build();
Service s4 = Service.Builder.newInstance("s4").setCoord(Coordinate.newInstance(10, 10)).addSizeDimension(0,3).build();
Shipment shipment2 = Shipment.Builder.newInstance("ship2").setPickupCoord(Coordinate.newInstance(15, 2))
.setPickupServiceTime(20.).setDeliveryServiceTime(20.)
.setDeliveryCoord(Coordinate.newInstance(16, 5)).addSizeDimension(0,10).build();
VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance().addVehicle(vehicle).addVehicle(vehicle2).addJob(s1)
.addJob(s2).addJob(shipment1).addJob(s3).addJob(s4).addJob(shipment2).setFleetSize(VehicleRoutingProblem.FleetSize.FINITE);
vrpBuilder.setRoutingCost(new ManhattanCosts(vrpBuilder.getLocations()));
vrp = vrpBuilder.build();
VehicleRoutingAlgorithmBuilder vraBuilder = new VehicleRoutingAlgorithmBuilder(vrp,"src/test/resources/algorithmConfig.xml");
vraBuilder.addDefaultCostCalculators();
vraBuilder.addCoreConstraints();
stateManager = new StateManager(vrp);
ConstraintManager constraintManager = new ConstraintManager(vrp,stateManager);
vraBuilder.setStateAndConstraintManager(stateManager,constraintManager);
VehicleRoutingAlgorithm vra = vraBuilder.build();
vra.setMaxIterations(100);
solution = Solutions.bestOf(vra.searchSolutions());
}
@Test
public void constructionShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
Assert.assertTrue(true);
}
@Test
public void loadAtBeginningOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0, analyser.getLoadAtBeginning(route).get(0));
}
@Test
public void loadAtBeginningOfRoute2ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
Iterator<VehicleRoute> iterator = solution.getRoutes().iterator();
iterator.next();
VehicleRoute route = iterator.next();
Assert.assertEquals(0, analyser.getLoadAtBeginning(route).get(0));
}
@Test
public void loadAtEnd_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(5, analyser.getLoadAtEnd(route).get(0));
}
@Test
public void loadAtEnd_OfRoute2ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
Iterator<VehicleRoute> iterator = solution.getRoutes().iterator();
iterator.next();
VehicleRoute route = iterator.next();
Assert.assertEquals(5, analyser.getLoadAtEnd(route).get(0));
}
@Test
public void loadAfterActivity_ofStartActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0, analyser.getLoadRightAfterActivity(route.getStart(), route).get(0));
}
@Test
public void loadAfterActivity_ofAct1ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(2, analyser.getLoadRightAfterActivity(route.getActivities().get(0), route).get(0));
}
@Test
public void loadAfterActivity_ofAct2ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(12, analyser.getLoadRightAfterActivity(route.getActivities().get(1), route).get(0));
}
@Test
public void loadAfterActivity_ofAct3ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(2, analyser.getLoadRightAfterActivity(route.getActivities().get(2), route).get(0));
}
@Test
public void loadAfterActivity_ofAct4ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(5, analyser.getLoadRightAfterActivity(route.getActivities().get(3), route).get(0));
}
@Test
public void loadAfterActivity_ofEndActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(5, analyser.getLoadRightAfterActivity(route.getEnd(), route).get(0));
}
@Test
public void whatShouldHappenWithAllActStatistics_IfSpecifiedActIsNotInVehicleRoute(){
/*
there might be the need to add .containsActivity(act) to VehicleRoute
*/
Assert.assertTrue(false);
}
@Test
public void whatShouldHappenWithAllActStatistics_IfSpecifiedActIsNull(){
Assert.assertTrue(false);
}
@Test
public void loadBeforeActivity_ofStartActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0, analyser.getLoadJustBeforeActivity(route.getStart(), route).get(0));
}
@Test
public void loadBeforeActivity_ofAct1ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0, analyser.getLoadJustBeforeActivity(route.getActivities().get(0), route).get(0));
}
@Test
public void loadBeforeActivity_ofAct2ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(2, analyser.getLoadJustBeforeActivity(route.getActivities().get(1), route).get(0));
}
@Test
public void loadBeforeActivity_ofAct3ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(12, analyser.getLoadJustBeforeActivity(route.getActivities().get(2), route).get(0));
}
@Test
public void loadBeforeActivity_ofAct4ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(2, analyser.getLoadJustBeforeActivity(route.getActivities().get(3), route).get(0));
}
@Test
public void loadBeforeActivity_ofEndActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(5, analyser.getLoadJustBeforeActivity(route.getEnd(), route).get(0));
}
@Test
public void maxLoad_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(12, analyser.getMaxLoad(route).get(0));
}
@Test
public void operationTime_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(46. + 40., analyser.getOperationTime(route), 0.01);
}
@Test
public void waitingTime_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(4., analyser.getWaitingTime(route), 0.01);
}
@Test
public void transportTime_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(42., analyser.getTransportTime(route), 0.01);
}
@Test
public void serviceTime_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(40., analyser.getServiceTime(route), 0.01);
}
@Test
public void distance_OfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(42., analyser.getDistance(route), 0.01);
}
@Test
public void waitingTime_atStartActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0, analyser.getWaitingTimeAtActivity(route.getStart(), route), 0.01);
}
@Test
public void waitingTime_ofAct1ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(4., analyser.getWaitingTimeAtActivity(route.getActivities().get(0), route), 0.01);
}
@Test
public void waitingTime_ofAct2ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0., analyser.getWaitingTimeAtActivity(route.getActivities().get(1), route), 0.01);
}
@Test
public void waitingTime_ofAct3ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0., analyser.getWaitingTimeAtActivity(route.getActivities().get(2), route), 0.01);
}
@Test
public void waitingTime_ofAct4ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0., analyser.getWaitingTimeAtActivity(route.getActivities().get(3), route), 0.01);
}
@Test
public void waitingTime_ofEndActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0., analyser.getWaitingTimeAtActivity(route.getEnd(), route), 0.01);
}
@Test
public void distance_atStartActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(0, analyser.getDistanceAtActivity(route.getStart(), route), 0.01);
}
@Test
public void distance_ofAct1ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(6., analyser.getDistanceAtActivity(route.getActivities().get(0), route), 0.01);
}
@Test
public void distance_ofAct2ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(12., analyser.getDistanceAtActivity(route.getActivities().get(1), route), 0.01);
}
@Test
public void distance_ofAct3ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(16., analyser.getDistanceAtActivity(route.getActivities().get(2), route), 0.01);
}
@Test
public void distance_ofAct4ofRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(27., analyser.getDistanceAtActivity(route.getActivities().get(3), route), 0.01);
}
@Test
public void distance_ofEndActOfRoute1ShouldWork(){
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager,new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
});
VehicleRoute route = solution.getRoutes().iterator().next();
Assert.assertEquals(42., analyser.getDistanceAtActivity(route.getEnd(), route), 0.01);
}
@Test
public void whatHappensWhenUserSpecifiedOwnEndTime_stateManagerShouldNotOverwriteThis(){
assertFalse(true);
}
}

View file

@ -22,11 +22,14 @@ import jsprit.core.algorithm.VehicleRoutingAlgorithm;
import jsprit.core.algorithm.VehicleRoutingAlgorithmBuilder;
import jsprit.core.algorithm.selector.SelectBest;
import jsprit.core.algorithm.state.StateManager;
import jsprit.core.analysis.SolutionAnalyser;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.constraint.ConstraintManager;
import jsprit.core.problem.constraint.ServiceDeliveriesFirstConstraint;
import jsprit.core.problem.io.VrpXMLReader;
import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
import jsprit.core.problem.solution.route.VehicleRoute;
import jsprit.core.problem.solution.route.activity.TourActivity;
import jsprit.core.reporting.SolutionPrinter;
import jsprit.util.Examples;
@ -58,7 +61,7 @@ public class VRPWithBackhaulsExample2 {
/*
* Finally, the problem can be built. By default, transportCosts are crowFlyDistances (as usually used for vrp-instances).
*/
VehicleRoutingProblem vrp = vrpBuilder.build();
final VehicleRoutingProblem vrp = vrpBuilder.build();
new Plotter(vrp).plot("output/vrpwbh_christophides_vrpnc1.png", "pd_vrpnc1");
@ -106,8 +109,39 @@ public class VRPWithBackhaulsExample2 {
plotter.setLabel(Label.SIZE);
plotter.plot("output/vrpwbh_christophides_vrpnc1_solution.png","vrpwbh_vrpnc1");
SolutionAnalyser analyser = new SolutionAnalyser(vrp,solution.getRoutes(),stateManager, new SolutionAnalyser.DistanceCalculator() {
@Override
public double getDistance(String fromLocationId, String toLocationId) {
return vrp.getTransportCosts().getTransportCost(fromLocationId,toLocationId,0.,null,null);
}
}
});
for(VehicleRoute route : solution.getRoutes()){
System.out.println("------");
System.out.println("vehicleId: " + route.getVehicle().getId());
System.out.println("vehicleCapacity: " + route.getVehicle().getType().getCapacityDimensions() + " maxLoad: " + analyser.getMaxLoad(route));
System.out.println("totalDistance: " + analyser.getDistance(route));
System.out.println("waitingTime: " + analyser.getWaitingTime(route));
System.out.println("load@beginning: " + analyser.getLoadAtBeginning(route));
System.out.println("load@end: " + analyser.getLoadAtEnd(route));
System.out.println("operationTime: " + analyser.getOperationTime(route));
System.out.println("serviceTime: " + analyser.getServiceTime(route));
System.out.println("transportTime: " + analyser.getTransportTime(route));
System.out.println("dist@" + route.getStart().getLocationId() + ": " + analyser.getDistanceAtActivity(route.getStart(),route));
for(TourActivity act : route.getActivities()){
System.out.println("--");
System.out.println("actType: " + act.getName() + " demand: " + act.getSize());
System.out.println("dist@" + act.getLocationId() + ": " + analyser.getDistanceAtActivity(act,route));
System.out.println("load(before)@" + act.getLocationId() + ": " + analyser.getLoadJustBeforeActivity(act,route));
System.out.println("load(after)@" + act.getLocationId() + ": " + analyser.getLoadRightAfterActivity(act, route));
}
System.out.println("--");
System.out.println("dist@" + route.getEnd().getLocationId() + ": " + analyser.getDistanceAtActivity(route.getEnd(),route));
}
}
}