Class TrafficSystem

java.lang.Object

TrafficSystem

public class TrafficSystem
extends java.lang.Object

Defines the components and behaviour of s specific traffic system

Constructor Summary

Constructors

Constructor and Description
TrafficSystem()

Method Summary

Modifier and Type	Method and Description
void	loadProperties(java.lang.String filename) Reads the lane lengths and the properties of the lights from a property file.
int	numberInSystem() Compute the number of vehicles in the system
void	print() Prints the current situation using toString-methods in lights and lanes
void	printSetup() Prints the simulation parameters and arrival probabilities used in this run
void	printStatistics() Prints currently collected statistics
void	step() Advances the whole traffic system one timestep.

Methods inherited from class java.lang.Object

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

Constructor Detail

TrafficSystem

public TrafficSystem()

Method Detail

step

public void step()

Advances the whole traffic system one timestep. Makes use of components step methods

numberInSystem

public int numberInSystem()

Compute the number of vehicles in the system

Returns:

The number of vehicles in the system

printStatistics

public void printStatistics()

Prints currently collected statistics

print

public void print()

Prints the current situation using toString-methods in lights and lanes

printSetup

public void printSetup()

Prints the simulation parameters and arrival probabilities used in this run

loadProperties

public void loadProperties(java.lang.String filename)
                    throws java.io.FileNotFoundException

Reads the lane lengths and the properties of the lights from a property file.

Parameters:

filename - The file containing the properties

Throws:

java.io.FileNotFoundException - * The the property file should define

• length of the first lane
• length of the lanes in front of the traffic lights
• traffic light period (same for both lights)
• green light period for each of the lights

Example of file contents:

    laneLength      : 10
    laneWSLength    :  8
    lightPeriod     : 14
    lightWestGreen  :  6
    lightSouthGreen :  4