javafx.util.converter.CurrencyStringConverter Maven / Gradle / Ivy
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* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package javafx.util.converter;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.NumberFormat;
import java.util.Locale;
import javafx.util.StringConverter;
/**
* A {@link StringConverter} implementation for {@link Number} values that represent currency. Instances of this class are immutable.
*
* @see PercentageStringConverter
* @see NumberStringConverter
* @see StringConverter
* @since JavaFX 2.1
*/
public class CurrencyStringConverter extends NumberStringConverter {
/**
* Constructs a {@code CurrencyStringConverter} with the default locale and format.
*/
public CurrencyStringConverter() {
this(Locale.getDefault());
}
/**
* Constructs a {@code CurrencyStringConverter} with the given locale and the default format.
*
* @param locale the locale used in determining the number format used to format the string
*/
public CurrencyStringConverter(Locale locale) {
this(locale, null);
}
/**
* Constructs a {@code CurrencyStringConverter} with the default locale and the given decimal format pattern.
*
* @param pattern the string pattern used in determining the number format used to format the string
*
* @see java.text.DecimalFormat
*/
public CurrencyStringConverter(String pattern) {
this(Locale.getDefault(), pattern);
}
/**
* Constructs a {@code CurrencyStringConverter} with the given locale and decimal format pattern.
*
* @param locale the locale used in determining the number format used to format the string
* @param pattern the string pattern used in determining the number format used to format the string
*
* @see java.text.DecimalFormat
*/
public CurrencyStringConverter(Locale locale, String pattern) {
super(locale, pattern, null);
}
/**
* Constructs a {@code CurrencyStringConverter} with the given number format.
*
* @param numberFormat the number format used to format the string
*/
public CurrencyStringConverter(NumberFormat numberFormat) {
super(null, null, numberFormat);
}
/** {@inheritDoc} */
@Override protected NumberFormat getNumberFormat() {
Locale _locale = locale == null ? Locale.getDefault() : locale;
if (numberFormat != null) {
return numberFormat;
} else if (pattern != null) {
DecimalFormatSymbols symbols = new DecimalFormatSymbols(_locale);
return new DecimalFormat(pattern, symbols);
} else {
return NumberFormat.getCurrencyInstance(_locale);
}
}
}