ai.alphabeta
Interface NodeModel

All Superinterfaces:

java.lang.Cloneable, java.io.Serializable

All Known Implementing Classes:

BoardState

public interface NodeModel

extends java.io.Serializable, java.lang.Cloneable

The NodeModel is used by the AlphaBeta.

Version:

$Revision: 1.0.1, 2003-09-02 $

Author:

Peter Larsson

Field Summary

static long

serialVersionUID

Method Summary

boolean	gameOver() Checks whether the game is over or not
java.util.Vector	getAllMoves(int player) Will return all possible moves for the player
int[][]	getBoard() Will return the board
int[][]	move(int row, int col) Makes a valid move in the board and returns the new board.
void	retractState(int[][] board, int player) Retracts a move for the board.
int	value(int player, int depth) Will return the calculated value for a certain state

Field Detail

serialVersionUID

public static final long serialVersionUID

Method Detail

getBoard

public int[][] getBoard()

Will return the board

Returns:

The board is represented as a matrix of int

getAllMoves

public java.util.Vector getAllMoves(int player)

Will return all possible moves for the player

Parameters:

player - Viewpoint from player int

Returns:

A Vector with all possible moves

value

public int value(int player,
                 int depth)

Will return the calculated value for a certain state

Parameters:

player - The player is represented as an int

depth - The depth is represented as an int

Returns:

Returns the calculated value of the state

move

public int[][] move(int row,
                    int col)

Makes a valid move in the board and returns the new board.

Parameters:

move - The move represented as a String

Returns:

int Returns the new representation of the board

retractState

public void retractState(int[][] board,
                         int player)

Retracts a move for the board.

Parameters:

board - The board is represented as a matrix of int

player - The player is represented as an int

gameOver

public boolean gameOver()

Checks whether the game is over or not

Returns:

Returns true if it is GAME OVER, otherwise false