Exemplo n.º 1
0
  public Plan generatePlan(Vehicle vehicle) {

    int vehicleId = vehicle.id();
    City current = vehicle.getCurrentCity();

    Plan p = new Plan(current);

    List<ExtendedTask> tasks = solution.get(vehicleId);

    City intermediateCity = current;
    for (ExtendedTask t : tasks) {
      City nextDestination = t.isPickup() ? t.getT().pickupCity : t.getT().deliveryCity;

      for (City c : intermediateCity.pathTo(nextDestination)) {
        p.appendMove(c);
      }

      if (t.isPickup()) p.appendPickup(t.getT());
      else p.appendDelivery(t.getT());

      intermediateCity = nextDestination;
    }

    return p;
  }
  private Plan BFSPlan(Vehicle vehicle, TaskSet tasks) {
    City current = vehicle.getCurrentCity();
    Plan plan = new Plan(current);
    System.out.println("Compute BFS for vehicle :" + vehicle.id());
    System.out.println(tasks.toString());

    // Initialize states
    State initialState = computeInitialState(vehicle, tasks);
    List<State> finalStates = computeFinalStates(vehicle, tasks);

    // Build the tree
    return plan;
  }
  private Plan naivePlan(Vehicle vehicle, TaskSet tasks) {
    City current = vehicle.getCurrentCity();
    Plan plan = new Plan(current);
    System.out.println("Compute naivePlan for vehicle :" + vehicle.id());
    System.out.println(tasks.toString());
    for (Task task : tasks) {
      // move: current city => pickup location
      for (City city : current.pathTo(task.pickupCity)) plan.appendMove(city);

      plan.appendPickup(task);

      // move: pickup location => delivery location
      for (City city : task.path()) plan.appendMove(city);

      plan.appendDelivery(task);

      // set current city
      current = task.deliveryCity;
    }
    return plan;
  }