1 /* 2 * $Id: DefaultLocaleResolver.java 887725 2009-12-06 18:02:10Z apetrelli $ 3 * 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 package org.apache.tiles.locale.impl; 22 23 import java.util.Locale; 24 import java.util.Map; 25 26 import org.apache.tiles.locale.LocaleResolver; 27 import org.apache.tiles.request.Request; 28 29 /** 30 * Default implementation of <code>LocaleResolver</code><br> 31 * It tries to take the locale from the session-scoped attribute 32 * {@link DefaultLocaleResolver#LOCALE_KEY}. If it is not found, it returns the 33 * locale included in the request. 34 * 35 * @version $Rev: 887725 $ $Date: 2009-12-07 05:02:10 +1100 (Mon, 07 Dec 2009) $ 36 */ 37 public class DefaultLocaleResolver implements LocaleResolver { 38 39 /** 40 * The attribute name that is used to store the current locale. 41 */ 42 public static final String LOCALE_KEY = "org.apache.tiles.LOCALE"; 43 44 /** {@inheritDoc} */ 45 public Locale resolveLocale(Request request) { 46 Locale retValue = null; 47 Map<String, Object> session = request.getContext("session"); 48 if (session != null) { 49 retValue = (Locale) session.get(DefaultLocaleResolver.LOCALE_KEY); 50 } 51 if (retValue == null) { 52 retValue = request.getRequestLocale(); 53 } 54 55 return retValue; 56 } 57 }