edu.colorado.simulations

Class Washer

java.lang.Object

edu.colorado.simulations.Washer

public class Washer
extends java.lang.Object

An Washer simulates a simple washing machine. Java Source Code for this class: http://www.cs.colorado.edu/~main/edu/colorado/simulations/Washer.java

Constructor Summary

Constructors

Constructor and Description
Washer(int s) Initialize a washer.

Method Summary

Modifier and Type	Method and Description
boolean	isBusy() Determine whether this washer is currently busy.
void	reduceRemainingTime() Reduce the remaining time in the current wash cycle by one second.
void	startWashing() Start a wash cycle going for this washer.

Methods inherited from class java.lang.Object

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

Constructor Detail

Washer

public Washer(int s)

Initialize a washer.

Parameters:

s - the number of seconds required for one wash cyle of this washer Postcondition: This washer has been initialized so that it takes s seconds to complete one wash cycle.

Method Detail

isBusy

public boolean isBusy()

Determine whether this washer is currently busy.

Returns:

true if this washer is busy (in a wash cycle); otherwise false

reduceRemainingTime

public void reduceRemainingTime()

Reduce the remaining time in the current wash cycle by one second. Postcondition: If a car is being washed, then the remaining time in the current wash cycle has been reduced by one second.

startWashing

public void startWashing()

Start a wash cycle going for this washer. Precondition: isBusy() is false. Postcondition: This washer has started simulating one wash cycle. Therefore, isBusy() will return true until the required number of simulated seonds have passed.

Throws:

java.lang.IllegalStateException - Indicates that this washer is busy.