@Override
public Long askPrice(Task task) {
System.out.println("Ask price");
long startTime = System.currentTimeMillis();
long endTime = startTime + timeout_bid;
Vehicle[] vArray = new Vehicle[agent.vehicles().size()];
vArray = agent.vehicles().toArray(vArray);
List<Task> futureTasks = new ArrayList<Task>(currentTasks);
futureTasks.add(task);
this.futureSolution =
CentralizedPlanner.centralizedSolution(vehicles, futureTasks, endTime - 1000);
double cost = this.futureSolution.computeCost(vArray);
double marginalCost = Math.abs(cost - currentSolution.computeCost(vArray));
// ----- STRATEGY --------------
Random r = new Random();
double randomRatio = 1 + r.nextDouble();
if (marginalCost > 1000 && r.nextDouble() > 0.9) marginalCost = 7000;
if (marginalCost == 0) marginalCost = 50;
double futureScore = getOpportunityExpected(task.pickupCity, task.deliveryCity);
return (long) Math.ceil((randomRatio - futureScore) * marginalCost);
}
@Override
public void setup(Topology topology, TaskDistribution td, Agent agent) {
this.topology = topology;
this.td = td;
this.agent = agent;
// initialize the planner
int capacity = agent.vehicles().get(0).capacity();
String algorithmName = agent.readProperty("algorithm", String.class, "ASTAR");
// Throws IllegalArgumentException if algorithm is unknown
algorithm = Algorithm.valueOf(algorithmName.toUpperCase());
}
@Override
public void setup(Topology topology, TaskDistribution distribution, Agent agent) {
this.topology = topology;
this.distribution = distribution;
this.agent = agent;
this.vehicles = agent.vehicles();
this.currentTasks = new ArrayList<Task>();
this.currentSolution = new Solution(this.vehicles.size());
this.timeout_bid = LogistPlatform.getSettings().get(LogistSettings.TimeoutKey.BID);
this.timeout_plan = LogistPlatform.getSettings().get(LogistSettings.TimeoutKey.PLAN);
}
