--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/util/locale/provider/DateFormatProviderImpl.java Tue Aug 21 11:00:30 2012 -0700
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package sun.util.locale.provider;
+
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.text.spi.DateFormatProvider;
+import java.util.Calendar;
+import java.util.Locale;
+import java.util.MissingResourceException;
+import java.util.Set;
+
+/**
+ * Concrete implementation of the {@link java.text.spi.DateFormatProvider
+ * DateFormatProvider} class for the JRE LocaleProviderAdapter.
+ *
+ * @author Naoto Sato
+ * @author Masayoshi Okutsu
+ */
+public class DateFormatProviderImpl extends DateFormatProvider implements AvailableLanguageTags {
+ private final LocaleProviderAdapter.Type type;
+ private final Set<String> langtags;
+
+ public DateFormatProviderImpl(LocaleProviderAdapter.Type type, Set<String> langtags) {
+ this.type = type;
+ this.langtags = langtags;
+ }
+
+ /**
+ * Returns an array of all locales for which this locale service provider
+ * can provide localized objects or names.
+ *
+ * @return An array of all locales for which this locale service provider
+ * can provide localized objects or names.
+ */
+ @Override
+ public Locale[] getAvailableLocales() {
+ return LocaleProviderAdapter.toLocaleArray(langtags);
+ }
+
+ @Override
+ public boolean isSupportedLocale(Locale locale) {
+ return LocaleProviderAdapter.isSupportedLocale(locale, type, langtags);
+ }
+
+ /**
+ * Returns a new <code>DateFormat</code> instance which formats time
+ * with the given formatting style for the specified locale.
+ * @param style the given formatting style. Either one of
+ * {@link java.text.DateFormat#SHORT DateFormat.SHORT},
+ * {@link java.text.DateFormat#MEDIUM DateFormat.MEDIUM},
+ * {@link java.text.DateFormat#LONG DateFormat.LONG}, or
+ * {@link java.text.DateFormat#FULL DateFormat.FULL}.
+ * @param locale the desired locale.
+ * @exception IllegalArgumentException if <code>style</code> is invalid,
+ * or if <code>locale</code> isn't
+ * one of the locales returned from
+ * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+ * getAvailableLocales()}.
+ * @exception NullPointerException if <code>locale</code> is null
+ * @return a time formatter.
+ * @see java.text.DateFormat#getTimeInstance(int, java.util.Locale)
+ */
+ @Override
+ public DateFormat getTimeInstance(int style, Locale locale) {
+ return getInstance(-1, style, locale);
+ }
+
+ /**
+ * Returns a new <code>DateFormat</code> instance which formats date
+ * with the given formatting style for the specified locale.
+ * @param style the given formatting style. Either one of
+ * {@link java.text.DateFormat#SHORT DateFormat.SHORT},
+ * {@link java.text.DateFormat#MEDIUM DateFormat.MEDIUM},
+ * {@link java.text.DateFormat#LONG DateFormat.LONG}, or
+ * {@link java.text.DateFormat#FULL DateFormat.FULL}.
+ * @param locale the desired locale.
+ * @exception IllegalArgumentException if <code>style</code> is invalid,
+ * or if <code>locale</code> isn't
+ * one of the locales returned from
+ * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+ * getAvailableLocales()}.
+ * @exception NullPointerException if <code>locale</code> is null
+ * @return a date formatter.
+ * @see java.text.DateFormat#getDateInstance(int, java.util.Locale)
+ */
+ @Override
+ public DateFormat getDateInstance(int style, Locale locale) {
+ return getInstance(style, -1, locale);
+ }
+
+ /**
+ * Returns a new <code>DateFormat</code> instance which formats date and time
+ * with the given formatting style for the specified locale.
+ * @param dateStyle the given date formatting style. Either one of
+ * {@link java.text.DateFormat#SHORT DateFormat.SHORT},
+ * {@link java.text.DateFormat#MEDIUM DateFormat.MEDIUM},
+ * {@link java.text.DateFormat#LONG DateFormat.LONG}, or
+ * {@link java.text.DateFormat#FULL DateFormat.FULL}.
+ * @param timeStyle the given time formatting style. Either one of
+ * {@link java.text.DateFormat#SHORT DateFormat.SHORT},
+ * {@link java.text.DateFormat#MEDIUM DateFormat.MEDIUM},
+ * {@link java.text.DateFormat#LONG DateFormat.LONG}, or
+ * {@link java.text.DateFormat#FULL DateFormat.FULL}.
+ * @param locale the desired locale.
+ * @exception IllegalArgumentException if <code>dateStyle</code> or
+ * <code>timeStyle</code> is invalid,
+ * or if <code>locale</code> isn't
+ * one of the locales returned from
+ * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+ * getAvailableLocales()}.
+ * @exception NullPointerException if <code>locale</code> is null
+ * @return a date/time formatter.
+ * @see java.text.DateFormat#getDateTimeInstance(int, int, java.util.Locale)
+ */
+ @Override
+ public DateFormat getDateTimeInstance(int dateStyle, int timeStyle,
+ Locale locale) {
+ return getInstance(dateStyle, timeStyle, locale);
+ }
+
+ private DateFormat getInstance(int dateStyle, int timeStyle, Locale locale) {
+ if (locale == null) {
+ throw new NullPointerException();
+ }
+
+ SimpleDateFormat sdf = new SimpleDateFormat("", locale);
+ Calendar cal = sdf.getCalendar();
+ try {
+ String pattern = LocaleProviderAdapter.forType(type)
+ .getLocaleResources(locale).getDateTimePattern(timeStyle, dateStyle,
+ cal);
+ sdf.applyPattern(pattern);
+ } catch (MissingResourceException mre) {
+ // Specify the fallback pattern
+ sdf.applyPattern("M/d/yy h:mm a");
+ }
+
+ return sdf;
+ }
+
+ @Override
+ public Set<String> getAvailableLanguageTags() {
+ return langtags;
+ }
+}