/*

 * Copyright (c) 2016, 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

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package sun.util.locale.provider;

import java.util.Locale;

import java.util.Set;

import sun.text.spi.JavaTimeDateTimePatternProvider;

/**

 * Concrete implementation of the {@link sun.text.spi.JavaTimeDateTimePatternProvider

 * } class for the JRE LocaleProviderAdapter.

 *

 */

public class JavaTimeDateTimePatternImpl extends JavaTimeDateTimePatternProvider implements AvailableLanguageTags {

    private final LocaleProviderAdapter.Type type;

    private final Set<String> langtags;

    public JavaTimeDateTimePatternImpl(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.forType(type).isSupportedProviderLocale(locale, langtags);

    }

    @Override

    public String getJavaTimeDateTimePattern(int timeStyle, int dateStyle, String calType, Locale locale) {

        LocaleResources lr = LocaleProviderAdapter.getResourceBundleBased().getLocaleResources(locale);

        String pattern = lr.getJavaTimeDateTimePattern(

                timeStyle, dateStyle, calType);

        return pattern;

    }

    @Override

    public Set<String> getAvailableLanguageTags() {

        return langtags;

    }

}