Sets the ISO 4217 currency code of the currency of these DecimalFormatSymbols. If the currency code is valid (as defined by Currency.getInstance), this also sets the currency attribute to the corresponding Currency instance and the currency symbol attribute to the currency's symbol in the DecimalFormatSymbols' locale. If the currency code is not valid, then the currency attribute is set to null and the currency symbol attribute is not modified.

See also:
setCurrency, setCurrencySymbol

Since:  1.2