//Parte da class Teste (Main)
  Scanner scan = new Scanner(System.in);
  System.out.println("Save data or Load data?('s', 'l')");
  char c = scan.nextLine().charAt(0);

  System.out.println("Filename?: ");
  String filename = scan.nextLine();
  Saveable s = new CSV(filename);

//______________________________________//

//Construtor CSV
 public CSV(String filename) throws IOException {
        this.writer = new PrintWriter(filename, "UTF-8");
        this.scanFile = new Scanner(new File(filename));
        this.filename = filename;
    }