@Override
	public String next() {
	    StringBuilder text = new StringBuilder("");
	    File file = iterator.next();
	    try (FileInputStream in = new FileInputStream(file)) {
		int c;
		while ((c = in.read()) != -1) {
		    text.append((char) c);
		}

	    } catch (IOException e) {
		e.printStackTrace();
	    }
	    return text.toString();
	}