// How to generate Iban
 Iban iban = new Iban.Builder()
                .countryCode(CountryCode.AT)
                .bankCode("19043")
                .accountNumber("00234573201")
                .build();


 // How to create Iban object from String
 Iban iban = Iban.valueOf("DE89370400440532013000");

 // How to create Iban object from formatted String
 Iban iban = Iban.valueOf("DE89 3704 0044 0532 0130 00", IbanFormat.Default);

 // How to generate random Iban
 Iban iban = Iban.random(CountryCode.AT);
 Iban iban = Iban.random();
 Iban iban = new Iban.Builder()
                 .countryCode(CountryCode.AT)
                 .bankCode("19043")
                 .buildRandom();

 // How to validate Iban 
 try {
     IbanUtil.validate("AT611904300234573201");
     IbanUtil.validate("DE89 3704 0044 0532 0130 00", IbanFormat.Default);
     // valid
 } catch (IbanFormatException |
          InvalidCheckDigitException |
          UnsupportedCountryException e) {
     // invalid
 }

 //How to create Bic object from String
 Bic bic = Bic.valueOf("DEUTDEFF");


 //How to validate Bic
 try {
     BicUtil.validate("DEUTDEFF500");
     // valid
 } catch (BicFormatException e) {
     // invalid
 }