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Board.java
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Board.java
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//You are supposed to add your comments
import java.util.*;
class Point {
int x, y;
public Point(int x, int y) {
this.x = x;
this.y = y;
}
@Override
public String toString() {
return "[" + (x+1) + ", " + (y+1) + "]";
}
}
class PointsAndScores {
int score;
Point point;
PointsAndScores(int score, Point point) {
this.score = score;
this.point = point;
}
}
class Board {
List<Point> availablePoints;
Scanner scan = new Scanner(System.in);
int[][] board = new int[3][3];
public Board() {
}
public boolean isGameOver() {
return (hasXWon() || hasOWon() || getAvailablePoints().isEmpty());
}
public boolean hasXWon() {
if ((board[0][0] == board[1][1] && board[0][0] == board[2][2] && board[0][0] == 1) || (board[0][2] == board[1][1] && board[0][2] == board[2][0] && board[0][2] == 1)) {
return true;
}
for (int i = 0; i < 3; ++i) {
if (((board[i][0] == board[i][1] && board[i][0] == board[i][2] && board[i][0] == 1)
|| (board[0][i] == board[1][i] && board[0][i] == board[2][i] && board[0][i] == 1))) {
return true;
}
}
return false;
}
public boolean hasOWon() {
if ((board[0][0] == board[1][1] && board[0][0] == board[2][2] && board[0][0] == 2) || (board[0][2] == board[1][1] && board[0][2] == board[2][0] && board[0][2] == 2)) {
return true;
}
for (int i = 0; i < 3; ++i) {
if ((board[i][0] == board[i][1] && board[i][0] == board[i][2] && board[i][0] == 2)
|| (board[0][i] == board[1][i] && board[0][i] == board[2][i] && board[0][i] == 2)) {
return true;
}
}
return false;
}
public List<Point> getAvailablePoints() {
availablePoints = new ArrayList<>();
for (int i = 0; i < 3; ++i) {
for (int j = 0; j < 3; ++j) {
if (board[i][j] == 0) {
availablePoints.add(new Point(i, j));
}
}
}
return availablePoints;
}
public int getState(Point point){
return board[point.x][point.y];
}
public void placeAMove(Point point, int player) {
board[point.x][point.y] = player;
}
public void displayBoard() {
System.out.println();
for (int i = 0; i < 3; ++i) {
for (int j = 0; j < 3; ++j) {
if (board[i][j]==1)
System.out.print("X ");
else if (board[i][j]==2)
System.out.print("O ");
else
System.out.print(". ");
}
System.out.println();
}
}
}