private void transform() { for (int i = 1; i <= 5; i++) { for (int j = 1; j <= 30; j++) strings.put( "" + i + "signature" + j, algorithm.levenshtein.Utils.transformWithProcessing( new RecordParser("records/" + i + "/signature/signature" + j + ".txt").parse(), false, false, false, false)); System.out.println(i + " transformed"); } System.out.println(strings.get("1signature1")); }