becker.xtras.jotto
Class JottoModel

java.lang.Object
  becker.xtras.jotto.JottoModel

All Implemented Interfaces:

IObservable

public class JottoModel
extends Object
implements IObservable

JottoModel plays a game of Jotto. To run, it needs to be connected to an instance of JottoGUI. Significant parts of the class may be replaced with student-written code using various constructors.

Author:

Byron Weber Becker

Field Summary

static String[]	LEVELS
static int	MAX_GUESSES
static String	NEW_GAME
static int	NUM_LETTERS

Constructor Summary

JottoModel()

JottoModel(IWordList wl)

JottoModel(IWordList wl, IGuessEvaluator ge)

JottoModel(String aTarget, IWordList wordList, IGuessEvaluator guessEvaluator)
Create a new instance of JottoModel to play the game.

Method Summary

void	addHint(Hint aHint)
void	addObserver(IObserver observer) Add an observer to a list of observers.
static void	main(String[] args)
void	removeObserver(IObserver observer) Remove a specific observer from the list of observers.
void	removeObservers() Remove all the observers from the list of observers.

Methods inherited from class java.lang.Object

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

Field Detail

LEVELS

public static final String[] LEVELS

MAX_GUESSES

public static final int MAX_GUESSES

See Also:

Constant Field Values

NUM_LETTERS

public static final int NUM_LETTERS

See Also:

Constant Field Values

NEW_GAME

public static final String NEW_GAME

See Also:

Constant Field Values

Constructor Detail

JottoModel

public JottoModel()

JottoModel

public JottoModel(IWordList wl)

JottoModel

public JottoModel(IWordList wl,
                  IGuessEvaluator ge)

JottoModel

public JottoModel(String aTarget,
                  IWordList wordList,
                  IGuessEvaluator guessEvaluator)

Create a new instance of JottoModel to play the game.

Parameters:

aTarget - The word the user will try to guess

wordList - A list of valid words.

Method Detail

addHint

public void addHint(Hint aHint)

removeObservers

public void removeObservers()

Description copied from interface: IObservable

Remove all the observers from the list of observers.

Specified by:

removeObservers in interface IObservable

removeObserver

public void removeObserver(IObserver observer)

Description copied from interface: IObservable

Remove a specific observer from the list of observers.

Specified by:

removeObserver in interface IObservable

Parameters:

observer - The observer to remove.

addObserver

public void addObserver(IObserver observer)

Description copied from interface: IObservable

Add an observer to a list of observers. Observers are notified each time an event occurs that changes the state of the observable.

Specified by:

addObserver in interface IObservable

Parameters:

observer - The observer to add.

main

public static void main(String[] args)