* 1: (4,8)
* 2: (4,12)
* 3: (16,8)
* 4: (16,12)
*/
Delivery delivery1 = (Delivery) Delivery.Builder.newInstance("5").addSizeDimension(0, 1).setCoord(Coordinate.newInstance(4, 8)).build();
Delivery delivery2 = (Delivery) Delivery.Builder.newInstance("6").addSizeDimension(0, 1).setCoord(Coordinate.newInstance(4, 12)).build();
Delivery delivery3 = (Delivery) Delivery.Builder.newInstance("7").addSizeDimension(0, 1).setCoord(Coordinate.newInstance(16, 8)).build();
Delivery delivery4 = (Delivery) Delivery.Builder.newInstance("8").addSizeDimension(0, 1).setCoord(Coordinate.newInstance(16, 12)).build();
VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
vrpBuilder.addVehicle(vehicle)
// vrpBuilder.addJob(shipment1).addJob(shipment2).addJob(shipment3).addJob(shipment4)
.addJob(delivery1).addJob(delivery2).addJob(delivery3).addJob(delivery4).build();