103 lines
3.6 KiB
Java
103 lines
3.6 KiB
Java
/*
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* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package com.bar;
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import com.foobar.Utils;
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import java.util.Arrays;
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import static java.util.Calendar.*;
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import java.util.HashMap;
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import java.util.Locale;
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import java.util.Map;
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import java.util.spi.CalendarNameProvider;
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public class CalendarNameProviderImpl extends CalendarNameProvider {
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static final char FULLWIDTH_ZERO = '\uff10';
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static final Locale[] avail = {
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new Locale("ja", "JP", "kids"),
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};
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@Override
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public String getDisplayName(String calendarType, int field, int value, int style, Locale locale) {
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if (calendarType == null || locale == null) {
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throw new NullPointerException();
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}
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if (!Utils.supportsLocale(Arrays.asList(avail), locale)) {
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throw new IllegalArgumentException("locale is not one of available locales: "+ locale);
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}
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if (field != MONTH) {
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return null;
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}
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return toMonthName(value + 1, style);
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}
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@Override
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public Map<String, Integer> getDisplayNames(String calendarType, int field, int style, Locale locale) {
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if (calendarType == null || locale == null) {
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throw new NullPointerException();
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}
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if (!Utils.supportsLocale(Arrays.asList(avail), locale)) {
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throw new IllegalArgumentException("locale is not one of available locales: " + locale);
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}
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if (field != MONTH) {
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return null;
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}
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Map<String, Integer> map = new HashMap<>();
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if (style == LONG_STANDALONE) {
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style = LONG;
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} else if (style == SHORT_STANDALONE) {
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style = SHORT;
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}
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for (int month = JANUARY; month <= DECEMBER; month++) {
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if (style == ALL_STYLES || style == LONG) {
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map.put(toMonthName(month + 1, LONG), month);
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}
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if (style == ALL_STYLES || style == SHORT) {
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map.put(toMonthName(month + 1, SHORT), month);
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}
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}
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return map;
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}
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@Override
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public Locale[] getAvailableLocales() {
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return avail.clone();
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}
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// month is 1-based.
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public static String toMonthName(int month, int style) {
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StringBuilder sb = new StringBuilder();
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if (month >= 10) {
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sb.append((char)(FULLWIDTH_ZERO + 1));
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sb.appendCodePoint((char)(FULLWIDTH_ZERO + (month % 10)));
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} else {
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sb.appendCodePoint((char)(FULLWIDTH_ZERO + month));
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}
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if (style == SHORT || style == SHORT_STANDALONE) {
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return sb.toString(); // full-width digit(s)
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}
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sb.append("\u304c\u3064"); // + "gatsu" in Hiragana
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return sb.toString();
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}
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}
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