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Code Issues Releases Wiki Activity

add option for vehicles to take over a whole route or not

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This commit is contained in:
Stefan Schroeder 2014-01-07 18:17:36 +01:00
parent 76da6aef59
commit cc23fa446f
4 changed files with 37 additions and 12 deletions
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1
jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BestInsertionBuilder.java
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@ -53,7 +53,6 @@ public class BestInsertionBuilder {
}
public BestInsertionBuilder setRouteLevel(int forwardLooking, int memory){
local = false;
this.forwaredLooking = forwardLooking;
this.memory = memory;

34
jsprit-core/src/main/java/jsprit/core/algorithm/recreate/VehicleTypeDependentJobInsertionCalculator.java
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@ -30,8 +30,6 @@ import jsprit.core.problem.vehicle.VehicleImpl.NoVehicle;
import org.apache.log4j.Logger;
final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCostsCalculator{
private Logger logger = Logger.getLogger(VehicleTypeDependentJobInsertionCalculator.class);
@ -39,6 +37,16 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
private final VehicleFleetManager fleetManager;
private final JobInsertionCostsCalculator insertionCalculator;
/**
* true if a vehicle(-type) is allowed to take over the whole route that was previously served by another vehicle
*
* <p>vehicleSwitch allowed makes sense if fleet consists of vehicles with different capacities such that one
* can start with a small vehicle, but as the number of customers grows bigger vehicles can be operated, i.e.
* bigger vehicles can take over the route that was previously served by a small vehicle.
*
*/
private boolean vehicleSwitchAllowed = false;
public VehicleTypeDependentJobInsertionCalculator(final VehicleFleetManager fleetManager, final JobInsertionCostsCalculator jobInsertionCalc) {
this.fleetManager = fleetManager;
@ -51,6 +59,22 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
return "[name=vehicleTypeDependentServiceInsertion]";
}
/**
* @return the vehicleSwitchAllowed
*/
public boolean isVehicleSwitchAllowed() {
return vehicleSwitchAllowed;
}
/**
* default is true
*
* @param vehicleSwitchAllowed the vehicleSwitchAllowed to set
*/
public void setVehicleSwitchAllowed(boolean vehicleSwitchAllowed) {
this.vehicleSwitchAllowed = vehicleSwitchAllowed;
}
public InsertionData getInsertionData(final VehicleRoute currentRoute, final Job jobToInsert, final Vehicle vehicle, double newVehicleDepartureTime, final Driver driver, final double bestKnownCost) {
Vehicle selectedVehicle = currentRoute.getVehicle();
Driver selectedDriver = currentRoute.getDriver();
@ -59,12 +83,14 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
Collection<Vehicle> relevantVehicles = new ArrayList<Vehicle>();
if(!(selectedVehicle instanceof NoVehicle)) {
relevantVehicles.add(selectedVehicle);
relevantVehicles.addAll(fleetManager.getAvailableVehicles(selectedVehicle.getType().getTypeId(),selectedVehicle.getLocationId()));
if(vehicleSwitchAllowed){
relevantVehicles.addAll(fleetManager.getAvailableVehicles(selectedVehicle.getType().getTypeId(),selectedVehicle.getLocationId()));
}
}
else{
relevantVehicles.addAll(fleetManager.getAvailableVehicles());
}
for(Vehicle v : relevantVehicles){
double depTime = v.getEarliestDeparture();
InsertionData iData = insertionCalculator.getInsertionData(currentRoute, jobToInsert, v, depTime, selectedDriver, bestKnownCost_);