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

Washer(int s)
Initialize a washer.

Method Summary

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. param s the number of seconds required for one wash cyle of this washer

Postcondition:

This washer has been initialized so that it takes s

Method Detail

isBusy

public boolean isBusy()

Determine whether this washer is currently busy.

Parameters:

- - none

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.

Parameters:

- - none

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.

Parameters:

- - none

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.