1 package org.opentrafficsim.road.gtu.lane.perception.mental.sdm;
2
3 import org.opentrafficsim.road.gtu.lane.LaneBasedGTU;
4 import org.opentrafficsim.road.gtu.lane.perception.mental.Fuller.Task;
5
6 /**
7 * Supplies a Task for within Fullers model.
8 * <p>
9 * Copyright (c) 2013-2018 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
10 * BSD-style license. See <a href="http://opentrafficsim.org/node/13">OpenTrafficSim License</a>.
11 * <p>
12 * @version $Revision$, $LastChangedDate$, by $Author$, initial version 28 jun. 2018 <br>
13 * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
14 * @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
15 * @author <a href="http://www.transport.citg.tudelft.nl">Wouter Schakel</a>
16 */
17 @FunctionalInterface
18 public interface TaskSupplier
19 {
20
21 /**
22 * Returns a task for the given GTU.
23 * @param gtu LaneBasedGTU; gtu
24 * @return Task; task for given GTU
25 */
26 Task getTask(LaneBasedGTU gtu);
27
28 /**
29 * Class that supplies a constant task.
30 */
31 class Constant implements TaskSupplier
32 {
33 /** Task demand. */
34 private double taskDemand;
35
36 /**
37 * Constructor.
38 * @param taskDemand double; task demand
39 */
40 public Constant(final double taskDemand)
41 {
42 this.taskDemand = taskDemand;
43 }
44
45 /** {@inheritDoc} */
46 @Override
47 public Task getTask(final LaneBasedGTU gtu)
48 {
49 return new Task.Constant(this.taskDemand);
50 }
51 }
52
53 }