001/*
002 * (C) Copyright 2012 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *      Sun Seng David TAN (a.k.a. sunix) <[email protected]>
018 *      Stephane Lacoin at Nuxeo (aka matic) <[email protected]>
019 */
020package org.nuxeo.ecm.platform.web.common.locale;
021
022import org.nuxeo.runtime.model.ComponentInstance;
023import org.nuxeo.runtime.model.DefaultComponent;
024
025/**
026 * Allow external components to provide locale and timezone to be used in the application.
027 *
028 * @since 5.6
029 */
030public class LocaleComponent extends DefaultComponent {
031
032    protected LocaleProvider provider;
033
034    @Override
035    public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) {
036        if ("providers".equals(extensionPoint)) {
037            provider = ((LocaleProviderDescriptor) contribution).newProvider();
038        }
039    }
040
041    public LocaleProvider getProvider() {
042        return provider;
043    }
044
045    @Override
046    public <T> T getAdapter(Class<T> adapter) {
047        if (LocaleProvider.class.equals(adapter)) {
048            return adapter.cast(provider);
049        }
050        return super.getAdapter(adapter);
051    }
052
053}