com.ibm.icu.number.CurrencyPrecision Maven / Gradle / Ivy
Show all versions of icu4j Show documentation
// © 2017 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.number;
import com.ibm.icu.util.Currency;
/**
* A class that defines a rounding strategy parameterized by a currency to be used when formatting
* numbers in NumberFormatter.
*
*
* To create a CurrencyPrecision, use one of the factory methods on Precision.
*
* @stable ICU 60
* @see NumberFormatter
*/
public abstract class CurrencyPrecision extends Precision {
/* package-private */ CurrencyPrecision() {
}
/**
* Associates a currency with this rounding strategy.
*
*
* Calling this method is not required, because the currency specified in
* unit() or via a CurrencyAmount passed into format(Measure) is automatically applied to currency
* rounding strategies. However, this method enables you to override that automatic association.
*
*
* This method also enables numbers to be formatted using currency rounding rules without explicitly
* using a currency format.
*
* @param currency
* The currency to associate with this rounding strategy.
* @return A Precision for chaining or passing to the NumberFormatter rounding() setter.
* @throws IllegalArgumentException for null Currency
* @stable ICU 60
* @see NumberFormatter
*/
public Precision withCurrency(Currency currency) {
if (currency != null) {
Precision retval = constructFromCurrency(this, currency);
retval.trailingZeroDisplay = trailingZeroDisplay;
return retval;
} else {
throw new IllegalArgumentException("Currency must not be null");
}
};
}