protected boolean connectFour()
	{
		for (int i = 0; i < GameConstants.NUM_ROWS; i++)
		{
			for (int j = 0; j < GameConstants.NUM_COLUMNS; j++)
			{
				if (boardArray[i][j] == null)
				{
					continue;
				}

				if (vertical(i, j)
                  ||horizontal(i, j)
                  ||diagonalUp(i, j)
                  ||diagonalDown(i, j)) {
					return true;
				}
			}
		}

		return false;
	}