protected void parseCommand(BufferedReader bufferedReader) throws IOException {
        String readString = bufferedReader.readLine();
        if (readString == null) throw new IllegalArgumentException();
        String[] splitLine = readString.split(" ");

        if (splitLine.length < 3) throw new IllegalArgumentException();

        this.fileName = splitLine[1];
        fileName = fileName.substring(1);
        if (fileName.equals("")) throw new IllegalArgumentException();

        this.action = splitLine[0];
    }