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Code Issues Releases Wiki Activity

hard-coded constraint that a vehicle having an initial route cannot be

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switched
This commit is contained in:
oblonski 2014-04-25 23:29:55 +02:00
parent cea63fd5cc
commit 5327cf11ba
2 changed files with 23 additions and 3 deletions
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2
jsprit-core/src/main/java/jsprit/core/algorithm/recreate/CalculatorBuilder.java
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@ -329,7 +329,7 @@ class CalculatorBuilder {
}
private JobInsertionCostsCalculator createFinalInsertion(VehicleFleetManager fleetManager, JobInsertionCostsCalculator baseCalc, RouteAndActivityStateGetter activityStates2){
VehicleTypeDependentJobInsertionCalculator vehicleTypeDependentJobInsertionCalculator = new VehicleTypeDependentJobInsertionCalculator(fleetManager, baseCalc);
VehicleTypeDependentJobInsertionCalculator vehicleTypeDependentJobInsertionCalculator = new VehicleTypeDependentJobInsertionCalculator(vrp, fleetManager, baseCalc);
vehicleTypeDependentJobInsertionCalculator.setVehicleSwitchAllowed(allowVehicleSwitch);
return vehicleTypeDependentJobInsertionCalculator;
}

24
jsprit-core/src/main/java/jsprit/core/algorithm/recreate/VehicleTypeDependentJobInsertionCalculator.java
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@ -18,8 +18,11 @@ package jsprit.core.algorithm.recreate;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import jsprit.core.algorithm.recreate.InsertionData.NoInsertionFound;
import jsprit.core.problem.VehicleRoutingProblem;
import jsprit.core.problem.driver.Driver;
import jsprit.core.problem.job.Job;
import jsprit.core.problem.solution.route.VehicleRoute;
@ -38,6 +41,10 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
private final JobInsertionCostsCalculator insertionCalculator;
private final VehicleRoutingProblem vrp;
private Set<String> initialVehicleIds = new HashSet<String>();
/**
* true if a vehicle(-type) is allowed to take over the whole route that was previously served by another vehicle
*
@ -48,12 +55,20 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
*/
private boolean vehicleSwitchAllowed = false;
public VehicleTypeDependentJobInsertionCalculator(final VehicleFleetManager fleetManager, final JobInsertionCostsCalculator jobInsertionCalc) {
public VehicleTypeDependentJobInsertionCalculator(final VehicleRoutingProblem vrp, final VehicleFleetManager fleetManager, final JobInsertionCostsCalculator jobInsertionCalc) {
this.fleetManager = fleetManager;
this.insertionCalculator = jobInsertionCalc;
this.vrp = vrp;
getInitialVehicleIds();
logger.info("inialise " + this);
}
private void getInitialVehicleIds() {
for(VehicleRoute initialRoute : vrp.getInitialVehicleRoutes()){
initialVehicleIds.add(initialRoute.getVehicle().getId());
}
}
@Override
public String toString() {
return "[name=vehicleTypeDependentServiceInsertion]";
@ -84,7 +99,7 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
Collection<Vehicle> relevantVehicles = new ArrayList<Vehicle>();
if(!(selectedVehicle instanceof NoVehicle)) {
relevantVehicles.add(selectedVehicle);
if(vehicleSwitchAllowed){
if(vehicleSwitchAllowed && !isVehicleWithInitialRoute(selectedVehicle)){
relevantVehicles.addAll(fleetManager.getAvailableVehicles(selectedVehicle));
}
}
@ -106,4 +121,9 @@ final class VehicleTypeDependentJobInsertionCalculator implements JobInsertionCo
return bestIData;
}
private boolean isVehicleWithInitialRoute(Vehicle selectedVehicle) {
if(initialVehicleIds.contains(selectedVehicle.getId())) return true;
return false;
}
}