snake.java

public class Board {
 
    final int ROW_COUNT, COL_COUNT;
    private Cell[][] cells;
 
    public Board(int rowCount, int columnCount)
    {
        ROW_COUNT = rowCount;
        COL_COUNT = columnCount;
 
        cells = new Cell[ROW_COUNT][COL_COUNT];
        for (int row = 0; row < ROW_COUNT; row++) {
            for (int column = 0; column < COL_COUNT; column++) {
                cells[row][column] = new Cell(row, column);
            }
        }
    }
 
    public Cell[][] getCells()
    {
        return cells;
    }
 
    public void setCells(Cell[][] cells)
    {
        this.cells = cells;
    }
 
    public void generateFood()
    {
        System.out.println("Going to generate food");
        while(true){
            int row = (int)(Math.random() * ROW_COUNT);
            int column = (int)(Math.random() * COL_COUNT);
            if(cells[row][column].getCellType()!=CellType.SNAKE_NODE)
                 break;
        }
        cells[row][column].setCellType(CellType.FOOD);
        System.out.println("Food is generated at: " + row + " " + column);
    }
}