JAVA minesweeper Game: solve this

/** * Returns whether all the safe (non-mine) locations have been swept. In * other words, whether all unswept locations have mines. * This method does not print out anything. * * @param map The map showing touched locations that is unchanged by this method. * @param mines The mines array that is unchanged by this method. * @return whether all non-mine locations are swept. */ public static boolean allSafeLocationsSwept(char[][] map, boolean[][] mines) { return false; //FIXME }