public static void addCoreConstraints(
ConstraintManager constraintManager,
StateManager stateManager,
final VehicleRoutingProblem vrp) {
constraintManager.addTimeWindowConstraint();
constraintManager.addLoadConstraint();
constraintManager.addSkillsConstraint();
constraintManager.addConstraint(new SwitchNotFeasible(stateManager));
stateManager.updateLoadStates();
stateManager.updateTimeWindowStates();
UpdateVehicleDependentPracticalTimeWindows twUpdater =
new UpdateVehicleDependentPracticalTimeWindows(
stateManager, vrp.getTransportCosts(), vrp.getActivityCosts());
twUpdater.setVehiclesToUpdate(
new UpdateVehicleDependentPracticalTimeWindows.VehiclesToUpdate() {
Map<VehicleTypeKey, Vehicle> uniqueTypes = new HashMap<VehicleTypeKey, Vehicle>();
@Override
public Collection<Vehicle> get(VehicleRoute vehicleRoute) {
if (uniqueTypes.isEmpty()) {
for (Vehicle v : vrp.getVehicles()) {
if (!uniqueTypes.containsKey(v.getVehicleTypeIdentifier())) {
uniqueTypes.put(v.getVehicleTypeIdentifier(), v);
}
}
}
Collection<Vehicle> vehicles = new ArrayList<Vehicle>();
vehicles.addAll(uniqueTypes.values());
return vehicles;
}
});
stateManager.addStateUpdater(new UpdateEndLocationIfRouteIsOpen());
stateManager.addStateUpdater(twUpdater);
stateManager.updateSkillStates();
stateManager.addStateUpdater(
new UpdateActivityTimes(
vrp.getTransportCosts(),
ActivityTimeTracker.ActivityPolicy.AS_SOON_AS_TIME_WINDOW_OPENS,
vrp.getActivityCosts()));
stateManager.addStateUpdater(
new UpdateVariableCosts(vrp.getActivityCosts(), vrp.getTransportCosts(), stateManager));
stateManager.addStateUpdater(
new UpdateFutureWaitingTimes(stateManager, vrp.getTransportCosts()));
}
@Before
public void doBefore() {
Vehicle vehicle = mock(Vehicle.class);
VehicleType type = mock(VehicleType.class);
when(type.getCapacityDimensions())
.thenReturn(Capacity.Builder.newInstance().addDimension(0, 20).build());
when(vehicle.getType()).thenReturn(type);
VehicleRoutingProblem.Builder serviceProblemBuilder =
VehicleRoutingProblem.Builder.newInstance();
Service s1 =
Service.Builder.newInstance("s").addSizeDimension(0, 10).setLocationId("loc").build();
Service s2 =
Service.Builder.newInstance("s2").addSizeDimension(0, 5).setLocationId("loc").build();
serviceProblemBuilder.addJob(s1).addJob(s2);
final VehicleRoutingProblem serviceProblem = serviceProblemBuilder.build();
final VehicleRoutingProblem.Builder pdProblemBuilder =
VehicleRoutingProblem.Builder.newInstance();
Pickup pickup =
(Pickup)
Pickup.Builder.newInstance("pick").addSizeDimension(0, 10).setLocationId("loc").build();
Delivery delivery =
(Delivery)
Delivery.Builder.newInstance("del").addSizeDimension(0, 5).setLocationId("loc").build();
pdProblemBuilder.addJob(pickup).addJob(delivery);
final VehicleRoutingProblem pdProblem = pdProblemBuilder.build();
final VehicleRoutingProblem.Builder shipmentProblemBuilder =
VehicleRoutingProblem.Builder.newInstance();
Shipment shipment1 =
Shipment.Builder.newInstance("s1")
.addSizeDimension(0, 10)
.setPickupLocation("pick")
.setDeliveryLocation("del")
.build();
Shipment shipment2 =
Shipment.Builder.newInstance("s2")
.addSizeDimension(0, 5)
.setPickupLocation("pick")
.setDeliveryLocation("del")
.build();
shipmentProblemBuilder.addJob(shipment1).addJob(shipment2).build();
final VehicleRoutingProblem shipmentProblem = shipmentProblemBuilder.build();
VehicleRoute.Builder serviceRouteBuilder = VehicleRoute.Builder.newInstance(vehicle);
serviceRouteBuilder.setJobActivityFactory(
new JobActivityFactory() {
@Override
public List<AbstractActivity> createActivities(Job job) {
return serviceProblem.copyAndGetActivities(job);
}
});
serviceRoute = serviceRouteBuilder.addService(s1).addService(s2).build();
VehicleRoute.Builder pdRouteBuilder = VehicleRoute.Builder.newInstance(vehicle);
pdRouteBuilder.setJobActivityFactory(
new JobActivityFactory() {
@Override
public List<AbstractActivity> createActivities(Job job) {
return pdProblem.copyAndGetActivities(job);
}
});
pickup_delivery_route = pdRouteBuilder.addService(pickup).addService(delivery).build();
VehicleRoute.Builder shipmentRouteBuilder = VehicleRoute.Builder.newInstance(vehicle);
shipmentRouteBuilder.setJobActivityFactory(
new JobActivityFactory() {
@Override
public List<AbstractActivity> createActivities(Job job) {
return shipmentProblem.copyAndGetActivities(job);
}
});
shipment_route =
shipmentRouteBuilder
.addPickup(shipment1)
.addPickup(shipment2)
.addDelivery(shipment2)
.addDelivery(shipment1)
.build();
stateManager = new StateManager(mock(VehicleRoutingProblem.class));
stateManager.updateLoadStates();
}
