Исходный код

001/*
002 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.  Oracle designates this
008 * particular file as subject to the "Classpath" exception as provided
009 * by Oracle in the LICENSE file that accompanied this code.
010 *
011 * This code is distributed in the hope that it will be useful, but WITHOUT
012 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
013 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
014 * version 2 for more details (a copy is included in the LICENSE file that
015 * accompanied this code).
016 *
017 * You should have received a copy of the GNU General Public License version
018 * 2 along with this work; if not, write to the Free Software Foundation,
019 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
020 *
021 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
022 * or visit www.oracle.com if you need additional information or have any
023 * questions.
024 */
025
026package javafx.util.converter;
027
028import java.text.DecimalFormat;
029import java.text.DecimalFormatSymbols;
030import java.text.NumberFormat;
031import java.util.Locale;
032import javafx.util.StringConverter;
033
034/**
035 * <p>{@link StringConverter} implementation for {@link Number} values
036 * that represent currency.</p>
037 * 
038 * @see PercentageStringConverter
039 * @see NumberStringConverter
040 * @see StringConverter
041 */
042public class CurrencyStringConverter extends NumberStringConverter {
043    
044    // ------------------------------------------------------------ Constructors
045    public CurrencyStringConverter() {
046        this(Locale.getDefault());
047    }
048    
049    public CurrencyStringConverter(Locale locale) {
050        this(locale, null);
051    }
052    
053    public CurrencyStringConverter(String pattern) {
054        this(Locale.getDefault(), pattern);
055    }
056    
057    public CurrencyStringConverter(Locale locale, String pattern) {
058        super(locale, pattern, null);
059    }
060    
061    public CurrencyStringConverter(NumberFormat numberFormat) {
062        super(null, null, numberFormat);
063    }
064
065
066    // ---------------------------------------------------------------0- Methods
067
068    /** {@inheritDoc} */
069    @Override protected NumberFormat getNumberFormat() {
070        Locale _locale = locale == null ? Locale.getDefault() : locale;
071        
072        if (numberFormat != null) {
073            return numberFormat;
074        } else if (pattern != null) {
075            DecimalFormatSymbols symbols = new DecimalFormatSymbols(_locale);
076            return new DecimalFormat(pattern, symbols);
077        } else {
078            return NumberFormat.getCurrencyInstance(_locale);
079        }
080    }
081}