aima.core.environment.tictactoe

Class TicTacToeState

java.lang.Object

aima.core.environment.tictactoe.TicTacToeState

All Implemented Interfaces:

java.lang.Cloneable

public class TicTacToeState
extends java.lang.Object
implements java.lang.Cloneable

A state of the Tic-tac-toe game is characterized by a board containing symbols X and O, the next player to move, and an utility information.

Author:

Ruediger Lunde

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	EMPTY
static java.lang.String	O
static java.lang.String	X

Constructor Summary

Constructors

Constructor and Description
TicTacToeState()

Method Summary

Modifier and Type	Method and Description
TicTacToeState	clone()
boolean	equals(java.lang.Object anObj)
int	getNumberOfMarkedPositions()
java.lang.String	getPlayerToMove()
java.util.List<XYLocation>	getUnMarkedPositions()
double	getUtility()
java.lang.String	getValue(int col, int row)
int	hashCode()
boolean	isEmpty(int col, int row)
boolean	lineThroughBoard()
void	mark(int col, int row)
void	mark(XYLocation action)
java.lang.String	toString()

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

O

public static final java.lang.String O

See Also:

Constant Field Values

X

public static final java.lang.String X

See Also:

Constant Field Values

EMPTY

public static final java.lang.String EMPTY

See Also:

Constant Field Values

Constructor Detail

TicTacToeState

public TicTacToeState()

Method Detail

getPlayerToMove

public java.lang.String getPlayerToMove()

isEmpty

public boolean isEmpty(int col,
                       int row)

getValue

public java.lang.String getValue(int col,
                                 int row)

getUtility

public double getUtility()

mark

public void mark(XYLocation action)

mark

public void mark(int col,
                 int row)

lineThroughBoard

public boolean lineThroughBoard()

getNumberOfMarkedPositions

public int getNumberOfMarkedPositions()

getUnMarkedPositions

public java.util.List<XYLocation> getUnMarkedPositions()

clone

public TicTacToeState clone()

Overrides:

clone in class java.lang.Object

equals

public boolean equals(java.lang.Object anObj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object