public static void filehandler() { try { int i = 0; File file = new File("map1.txt"); // SPECIFY THE FILE NAME HERE FileInputStream fis = new FileInputStream(file); BufferedInputStream bis = new BufferedInputStream(fis); BufferedReader d = new BufferedReader(new InputStreamReader(bis)); String line = d.readLine(); line = line.trim(); String temp[] = line.split(" "); row = Integer.parseInt(temp[0]); BFS.setMax_Row(row - 1); // SETTING THE MAX_ROW AS ROW-1 col = Integer.parseInt(temp[1]); BFS.setMax_Col(col - 1); // SETTING THE MAX_COL AS COL-1 line = d.readLine(); line = line.trim(); temp = line.split(" "); int startx = Integer.parseInt(temp[0]); BFS.setStartx(startx); // SETTING THE START POSITION OF THE SEARCH ON X AXIS int starty = Integer.parseInt(temp[1]); BFS.setStarty(starty); // SETTING THE START Y POSITION OF THE SEARCH int j = i = 0; while (i < row) // STORING THE GRAPH FROM THE FILE INTO A VARIABLE { line = d.readLine(); char ch[] = line.toCharArray(); for (int k = 0; k < col; k++) { Graph[i][k] = ch[k]; if (ch[k] != '.') { Message_Obtained.add(j); j++; } } i++; } BFS.setGraph(Graph); BFS.setGoals(Message_Obtained); getpos(); i = 0; while (i < row) // Reading the cost map from the file and saving it { line = d.readLine(); line = line.trim(); temp = line.split(" +"); for (j = 0; j < col; j++) { cost_map[i][j] = Double.parseDouble(temp[j]); } i++; } BFS.setMap_cost(cost_map); } catch (IOException e) { } }