Máscara de Dinheiro em Java

moneyMask.java

textField.textProperty().addListener((observable, oldValue, newValue) -> {
            String numbersOnly = newValue.replace(",", "");

            if (numbersOnly.matches("\\d+")) {
                int valueInCents = Integer.parseInt(numbersOnly);

                StringBuilder builder = new StringBuilder();

                if (valueInCents >= 100) {
                    int integerPart = valueInCents / 100;
                    builder.append(integerPart).append(",");
                } else {
                    builder.append("0,");
                }

                int cents = valueInCents % 100;

                if (cents < 10) {
                    builder.append("0");
                }

                builder.append(cents);

                textField.setText(builder.toString());
            }
});