001/*
002 * (C) Copyright 2012 Nuxeo SA (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *      Sun Seng David TAN (a.k.a. sunix) <stan@nuxeo.com>
016 *      Stephane Lacoin at Nuxeo (aka matic) <slacoin@nuxeo.com>
017 */
018package org.nuxeo.ecm.platform.web.common.locale;
019
020import org.nuxeo.runtime.model.ComponentInstance;
021import org.nuxeo.runtime.model.DefaultComponent;
022
023/**
024 * Allow external components to provide locale and timezone to be used in the application.
025 *
026 * @since 5.6
027 */
028public class LocaleComponent extends DefaultComponent {
029
030    protected LocaleProvider provider;
031
032    @Override
033    public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) {
034        if ("providers".equals(extensionPoint)) {
035            provider = ((LocaleProviderDescriptor) contribution).newProvider();
036        }
037    }
038
039    public LocaleProvider getProvider() {
040        return provider;
041    }
042
043    @Override
044    public <T> T getAdapter(Class<T> adapter) {
045        if (LocaleProvider.class.equals(adapter)) {
046            return adapter.cast(provider);
047        }
048        return super.getAdapter(adapter);
049    }
050
051}