Package jsprit.core.problem

Examples of jsprit.core.problem.VehicleRoutingProblem

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  @Test
  public void test(){
        VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
        new VrpXMLReader(builder).read("src/test/resources/pdp.xml");

        VehicleRoutingProblem vrp = builder.build();

        final StateManager stateManager = new StateManager(vrp);
        stateManager.updateLoadStates();
//        stateManager.updateTimeWindowStates();
        stateManager.addStateUpdater(new UpdateVariableCosts(vrp.getActivityCosts(), vrp.getTransportCosts(), stateManager));

        ConstraintManager constraintManager = new ConstraintManager(vrp,stateManager);
//        constraintManager.addTimeWindowConstraint();
        constraintManager.addLoadConstraint();

        VehicleFleetManager fleetManager = new InfiniteFleetManagerFactory(vrp.getVehicles()).createFleetManager();

        BestInsertionBuilder bestIBuilder = new BestInsertionBuilder(vrp, fleetManager, stateManager,constraintManager);
        InsertionStrategy bestInsertion = bestIBuilder.build();


        RuinStrategy radial = new RadialRuinStrategyFactory( 0.3, new AvgServiceAndShipmentDistance(vrp.getTransportCosts())).createStrategy(vrp);
        RuinStrategy random = new RandomRuinStrategyFactory(0.5).createStrategy(vrp);


        SolutionCostCalculator solutionCostCalculator = new SolutionCostCalculator() {
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    VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
    builder.setFleetSize(FleetSize.INFINITE);
    VehicleTypeImpl type = VehicleTypeImpl.Builder.newInstance("vehType").addCapacityDimension(0, 20).build();
    VehicleImpl vehicle = VehicleImpl.Builder.newInstance("myVehicle").setStartLocationId("loc").setType(type).build();
    builder.addVehicle(vehicle);
    VehicleRoutingProblem vrp = builder.build();
    new VrpXMLWriter(vrp, null).write(infileName);
  }
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    VehicleTypeImpl type2 = VehicleTypeImpl.Builder.newInstance("vehType2").addCapacityDimension(0, 200).build();
    VehicleImpl v1 = VehicleImpl.Builder.newInstance("v1").setStartLocationId("loc").setType(type1).build();
    VehicleImpl v2 = VehicleImpl.Builder.newInstance("v2").setStartLocationId("loc").setType(type2).build();
    builder.addVehicle(v1);
    builder.addVehicle(v2);
    VehicleRoutingProblem vrp = builder.build();
    new VrpXMLWriter(vrp, null).write(infileName);
  }
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    VehicleTypeImpl type2 = VehicleTypeImpl.Builder.newInstance("vehType2").addCapacityDimension(0, 200).build();
        VehicleImpl v1 = VehicleImpl.Builder.newInstance("v1").setStartLocationId("loc").setType(type1).build();
        VehicleImpl v2 = VehicleImpl.Builder.newInstance("v2").setStartLocationId("loc").setType(type2).build();
    builder.addVehicle(v1);
    builder.addVehicle(v2);
    VehicleRoutingProblem vrp = builder.build();
    new VrpXMLWriter(vrp, null).write(infileName);
   
    VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
    new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
  }
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    Service s1 = Service.Builder.newInstance("1").addSizeDimension(0, 1).setLocationId("loc").setServiceTime(2.0).build();
    Service s2 = Service.Builder.newInstance("2").addSizeDimension(0, 1).setLocationId("loc2").setServiceTime(4.0).build();
   
    VehicleRoutingProblem vrp = builder.addJob(s1).addJob(s2).build();
    new VrpXMLWriter(vrp, null).write(infileName);
   
    VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
    new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
    VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
    assertEquals(2,readVrp.getJobs().size());
   
    Service s1_read = (Service) vrp.getJobs().get("1");
    assertEquals("1", s1_read.getId());
    assertEquals("loc", s1_read.getLocationId());
    assertEquals("service", s1_read.getType());
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    @Test
    public void shouldWriteNameOfService(){
        Builder builder = VehicleRoutingProblem.Builder.newInstance();
        Service s1 = Service.Builder.newInstance("1").setName("cleaning").addSizeDimension(0, 1).setLocationId("loc").setServiceTime(2.0).build();

        VehicleRoutingProblem vrp = builder.addJob(s1).build();
        new VrpXMLWriter(vrp, null).write(infileName);

        VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
        new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
        VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
        Service s1_read = (Service) readVrp.getJobs().get("1");
        assertTrue(s1_read.getName().equals("cleaning"));
    }
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    @Test
    public void shouldWriteNameOfShipment(){
        Builder builder = VehicleRoutingProblem.Builder.newInstance();
        Shipment s1 = Shipment.Builder.newInstance("1").setName("cleaning").setPickupLocationId("pick").setDeliveryLocationId("del").build();

        VehicleRoutingProblem vrp = builder.addJob(s1).build();
        new VrpXMLWriter(vrp, null).write(infileName);

        VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
        new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
        VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
        Shipment s1_read = (Shipment) readVrp.getJobs().get("1");
        assertTrue(s1_read.getName().equals("cleaning"));
    }
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        .addSizeDimension(0, 20)
        .addSizeDimension(1, 200)
        .setLocationId("loc").setServiceTime(2.0).build();
    Service s2 = Service.Builder.newInstance("2").addSizeDimension(0, 1).setLocationId("loc2").setServiceTime(4.0).build();
   
    VehicleRoutingProblem vrp = builder.addJob(s1).addJob(s2).build();
    new VrpXMLWriter(vrp, null).write(infileName);
   
    VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
    new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
    VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
    assertEquals(2,readVrp.getJobs().size());
   
    Service s1_read = (Service) vrp.getJobs().get("1");
   
    assertEquals(2, s1_read.getSize().getNuOfDimensions());
    assertEquals(20, s1_read.getSize().get(0));
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        .setDeliveryTimeWindow(TimeWindow.newInstance(3, 4)).build();
    Shipment s2 = Shipment.Builder.newInstance("2").addSizeDimension(0, 20).setPickupLocationId("pickLocation").setDeliveryLocationId("delLocation").setPickupTimeWindow(TimeWindow.newInstance(5, 6))
        .setDeliveryTimeWindow(TimeWindow.newInstance(7, 8)).build();
   
   
    VehicleRoutingProblem vrp = builder.addJob(s1).addJob(s2).build();
    new VrpXMLWriter(vrp, null).write(infileName);
   
    VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
    new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
    VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
    assertEquals(2,readVrp.getJobs().size());
   
    assertEquals("pickLoc",((Shipment)readVrp.getJobs().get("1")).getPickupLocationId());
    assertEquals("delLoc",((Shipment)readVrp.getJobs().get("1")).getDeliveryLocationId());
   
  }
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        .setDeliveryTimeWindow(TimeWindow.newInstance(3, 4)).build();
    Shipment s2 = Shipment.Builder.newInstance("2").addSizeDimension(0, 20).setPickupLocationId("pickLocation").setDeliveryLocationId("delLocation").setPickupTimeWindow(TimeWindow.newInstance(5, 6))
        .setDeliveryTimeWindow(TimeWindow.newInstance(7, 8)).build();
   
   
    VehicleRoutingProblem vrp = builder.addJob(s1).addJob(s2).build();
    new VrpXMLWriter(vrp, null).write(infileName);
   
    VehicleRoutingProblem.Builder vrpToReadBuilder = VehicleRoutingProblem.Builder.newInstance();
    new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
    VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
    assertEquals(2,readVrp.getJobs().size());
   
    assertEquals(1.0,((Shipment)readVrp.getJobs().get("1")).getPickupTimeWindow().getStart(),0.01);
    assertEquals(2.0,((Shipment)readVrp.getJobs().get("1")).getPickupTimeWindow().getEnd(),0.01);
   
   
  }
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Related Classes of jsprit.core.problem.VehicleRoutingProblem

  • jsprit.core.algorithm.BuildPDVRPWithShipmentsAlgoFromScratch_IT
  • jsprit.core.algorithm.CVRPwithDeliveries_IT
  • jsprit.core.algorithm.CVRPwithPickups_IT
  • jsprit.core.algorithm.DeactivateTimeWindowsTest
  • jsprit.core.algorithm.ExternalInitialSolutionIsInValidTest
  • jsprit.core.algorithm.FiniteVehicleFleetManagerIdentifiesDistinctVehicle_IT
  • jsprit.core.algorithm.InitialRoutesTest
  • jsprit.core.algorithm.MeetTimeWindowConstraint_IT
  • jsprit.core.algorithm.OpenRoutesTest
  • jsprit.core.algorithm.PickupsAndDeliveries_IT
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