mirror of git://gcc.gnu.org/git/gcc.git
98 lines
4.0 KiB
Java
98 lines
4.0 KiB
Java
/* TimeZoneNameProvider.java -- Providers of localized currency symbols
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Copyright (C) 2007 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.util.spi;
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import java.util.Locale;
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/**
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* A {@link TimeZoneNameProvider} provides localized
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* versions of the names that represent a particular
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* timezone. A <code>null</code> value may
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* be returned, which should be treated as a lack of
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* support for the specified {@link Locale}. The names
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* from this class are also used by
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* {@link DateFormatSymbols#getZoneStrings()}.
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*
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* @author Andrew John Hughes (gnu_andrew@member.fsf.org)
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* @since 1.6
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*/
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public abstract class TimeZoneNameProvider
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extends LocaleServiceProvider
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{
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/**
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* Constructs a new {@link TimeZoneNameProvider}.
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* Provided for implicit invocation by subclasses.
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*/
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protected TimeZoneNameProvider()
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{
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}
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/**
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* Returns a name for the specified time zone identifier
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* localized to the supplied {@link java.util.Locale}.
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* The time zone identifier is either <code>"GMT"</code>
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* or one of the identifiers from the public domain "tz
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* database" found at <a href="ftp://elsie.nci.nih.gov/pub/">
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* ftp://elsie.nci.nih.gov/pub</a>. Note that a translated
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* name for the daylight savings time variant should be returned,
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* even if the timezone has not observed daylight savings
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* time in the past. If the name of the timezone
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* in the given locale is not supported, <code>null</code>
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* is returned.
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*
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* @param id a time zone identifier.
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* @param daylight true if the daylight savings time variant
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* should be returned.
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* @param style either {@link java.util.TimeZone.LONG} or
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* {@link java.util.TimeZone.SHORT}
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* @param locale the locale to express the timezone in.
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* @return the localized time zone name, or <code>null</code>
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* if one is not available.
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* @throws NullPointerException if the identifer or locale is null.
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* @throws IllegalArgumentException if the style is invalid
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* or the locale is not one
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* returned by
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* {@link getAvailableLocales()}
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* @see java.util.TimeZone#getDisplayName(boolean,int,java.util.Locale)
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*/
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public abstract String getDisplayName(String id, boolean daylight,
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int style, Locale locale);
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}
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