aim4.config
Class TrafficSignalPhase

java.lang.Object
  aim4.config.TrafficSignalPhase

public class TrafficSignalPhase
extends Object

The traffic signal phases.

Constructor Summary

TrafficSignalPhase(GridMap map, List<String> strs)
Construct a traffic signal phases.

Method Summary

ApproxNPhasesTrafficSignalRequestHandler.CyclicSignalController	calcCyclicSignalController(Road road) Generate a signal controller for a road.
List<Road>	getActiveRoads(int phaseId) Get the list of the names of the roads that are active in the phase.
double	getGreenDurations(int phaseId) Get the duration of the green signals.
int	getPhaseNum() Get the number of phases.
double	getRedDurations(int phaseId) Get the duration of the red signals.
double	getYellowDurations(int phaseId) Get the duration of the yellow signals.
static TrafficSignalPhase	makeFromFile(GridMap map, String csvFileName) Create a new traffic signal phase object from file
String	toString() Get a string description of the signal phases.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

TrafficSignalPhase

public TrafficSignalPhase(GridMap map,
                          List<String> strs)

Construct a traffic signal phases.

Parameters:

map - the map of the simulation

strs - the description of the direction based on the name of the roads.

Method Detail

makeFromFile

public static TrafficSignalPhase makeFromFile(GridMap map,
                                              String csvFileName)

Create a new traffic signal phase object from file

Parameters:

map - the map

csvFileName - the file name of the CSV file

Returns:

the traffic signal phase object

getPhaseNum

public int getPhaseNum()

Get the number of phases.

Returns:

the number of phases.

getActiveRoads

public List<Road> getActiveRoads(int phaseId)

Get the list of the names of the roads that are active in the phase.

Parameters:

phaseId - the phase ID

Returns:

the list of active roads

getGreenDurations

public double getGreenDurations(int phaseId)

Get the duration of the green signals.

Parameters:

phaseId - the phase ID

Returns:

the green duration

getYellowDurations

public double getYellowDurations(int phaseId)

Get the duration of the yellow signals.

Parameters:

phaseId - the phase ID

Returns:

the yellow duration

getRedDurations

public double getRedDurations(int phaseId)

Get the duration of the red signals.

Parameters:

phaseId - the phase ID

Returns:

the red duration

calcCyclicSignalController

public ApproxNPhasesTrafficSignalRequestHandler.CyclicSignalController calcCyclicSignalController(Road road)

Generate a signal controller for a road.

Parameters:

road - the road

Returns:

a signal controller for the road

toString

public String toString()

Get a string description of the signal phases.

Overrides:

toString in class Object

Returns:

the string description of the signal phases