proj4

Class TicTacToe

java.lang.Object

proj4.TicTacToe

public class TicTacToe
extends java.lang.Object

A very simple class representing a game of TicTacToe. The first player (X) is player 1, the second player (O) is player 2. Moves are indexed starting at zero. You may not call the built in hashCode() function at any point in this file.

Constructor Summary

Constructors

Constructor and Description
TicTacToe()

Method Summary

Methods

Modifier and Type	Method and Description
int	getWinner() Tells you who won the game.
int	hashCode() Returns a hashcode for this object.
boolean	isOver() Test if the game is over
boolean	move(int row, int col) Makes a move in the given cell if it is empty (returns false if this is not possible).
int	playerAt(int row, int col) Returns the current move made at the given location
java.lang.String	toString() String representation of this object.

Methods inherited from class java.lang.Object

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

Constructor Detail

TicTacToe

public TicTacToe()

Method Detail

move

public boolean move(int row,
           int col)

Makes a move in the given cell if it is empty (returns false if this is not possible). Cell indexing starts at 0.

Parameters:

row - The row of the move

col - The column of the move

Returns:

Whether or not the move was made successfully.

getWinner

public int getWinner()

Tells you who won the game.

Returns:

Returns 1 if player 1 won, 2 if player 2 won, and 0 if it is a draw. Should return -1 if the game is not over.

isOver

public boolean isOver()

Test if the game is over

Returns:

True if the game has ended, false otherwise.

playerAt

public int playerAt(int row,
           int col)

Returns the current move made at the given location

Parameters:

row - The row

col - The column

Returns:

A 1, 2, or a 0 based on the player's move.

toString

public java.lang.String toString()

String representation of this object.

Overrides:

toString in class java.lang.Object

Returns:

Object in string form. Should be -'s for spaces, X and O for the player moves. For example: XO- XXO ---

hashCode

public int hashCode()

Returns a hashcode for this object. Code this however you like, as long as you don't use the hashCode method for anything else in java. Your hashtable will use this to find slots for the object.

Overrides:

hashCode in class java.lang.Object

Returns:

hash code