public void writeAllMSISDNData(boolean writeAlsoInHex) {
        for (int i = 1; i <= DatabaseOfEF.EF_MSISDN.getNumberOfEntries(); i++) {
            if (!getters.getMSISDNString(i, false).isEmpty()) {
                if (writeAlsoInHex) {
                    System.out.println("MSISDN n." + i + " in hex: " + getters.getMSISDNString(i, true));
                }
                System.out.println("MSISDN n." + i + " : " + getters.getMSISDNString(i, false));
            }
        }
    }