private int getCommentsNum(File file) {
 
        if(!file.exists()) {
            return 0;
        }
 
        try {
            int comments = 0;
            String currentLine;
 
            BufferedReader reader = new BufferedReader(new FileReader(file));
 
            while((currentLine = reader.readLine()) != null) {
 
                if(currentLine.startsWith("#")) {
                    comments++;
                }
 
            }
 
        reader.close();
        return comments;
 
        } catch (IOException e) {
            e.printStackTrace();
            return 0;
        }
 
    }