becker.robots
Class Streetlight

java.lang.Object
  becker.robots.Sim
      becker.robots.Thing
          becker.robots.Light
              becker.robots.Streetlight

public class Streetlight
extends Light

A Streetlight is a kind of Light that lights an intersection. Like all lights, it can be turned on and off. A streetlight cannot be moved by a robot.

Author:

Byron Weber Becker

Constructor Summary

Streetlight(City city, int street, int avenue, Direction corner)
Construct a new streetlight.

Streetlight(City city, int street, int avenue, Direction corner, boolean isOn)
Construct a new streetlight.

Method Summary

protected void	save(String indent, PrintWriter out) Save a representation of this intersection to an output stream.
String	toString() Print this object represented as a string.
void	turnOff() Turn the streetlight off.
void	turnOn() Turn the streetlight on.

Methods inherited from class becker.robots.Light

isOn

Methods inherited from class becker.robots.Thing

blocksIntersectionEntry, blocksIntersectionExit, canBeCarried, getIntersection, setBlocksEntry, setBlocksEntry, setBlocksExit, setBlocksExit, setCanBeCarried

Methods inherited from class becker.robots.Sim

getCity, getColor, getIcon, keyTyped, notifyObservers, notifyObservers, setColor, setIcon

Methods inherited from class java.lang.Object

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

Constructor Detail

Streetlight

public Streetlight(City city,
                   int street,
                   int avenue,
                   Direction corner,
                   boolean isOn)

Construct a new streetlight.

Parameters:

city - The city in which the streetlight will exist.

street - The streetlight's initial street within the city.

avenue - The streetlight's initial avenue within the city.

corner - The corner of the intersection occupied by the streetlight. One of {Direction.NORTHEAST, SOUTHEAST, SOUTHWEST, NORTHWEST}.

isOn - True if the streetlight is on when constructed.

Streetlight

public Streetlight(City city,
                   int street,
                   int avenue,
                   Direction corner)

Construct a new streetlight. The light is initially off.

Parameters:

city - The city in which the streetlight will exist.

street - The streetlight's initial street within the city.

avenue - The streetlight's initial avenue within the city.

corner - The corner of the intersection occupied by the streetlight. One of {Direction.NORTHEAST, SOUTHEAST, SOUTHWEST, NORTHWEST}.

Method Detail

turnOn

public void turnOn()

Turn the streetlight on.

Overrides:

turnOn in class Light

turnOff

public void turnOff()

Turn the streetlight off.

Overrides:

turnOff in class Light

save

protected void save(String indent,
                    PrintWriter out)

Save a representation of this intersection to an output stream.

Overrides:

save in class Thing

Parameters:

indent - the indentation, for formatting purposes

out - the output stream

toString

public String toString()

Print this object represented as a string.

Overrides:

toString in class Thing