| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package com.opensymphony.xwork2; |
| |
| import org.apache.commons.lang3.LocaleUtils; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.message.ParameterizedMessage; |
| |
| import java.util.Locale; |
| |
| /** |
| * Default implementation of {@link LocaleProvider} |
| */ |
| public class DefaultLocaleProvider implements LocaleProvider { |
| |
| private final static Logger LOG = LogManager.getLogger(DefaultLocaleProvider.class); |
| |
| @Override |
| public Locale getLocale() { |
| ActionContext ctx = ActionContext.getContext(); |
| if (ctx != null) { |
| return ctx.getLocale(); |
| } else { |
| LOG.debug("Action context not initialized"); |
| return null; |
| } |
| } |
| |
| @Override |
| public boolean isValidLocaleString(String localeStr) { |
| Locale locale = null; |
| try { |
| locale = LocaleUtils.toLocale(StringUtils.trimToNull(localeStr)); |
| } catch (IllegalArgumentException e) { |
| LOG.warn(new ParameterizedMessage("Cannot convert [{}] to proper locale", localeStr), e); |
| } |
| return isValidLocale(locale); |
| } |
| |
| @Override |
| public boolean isValidLocale(Locale locale) { |
| return LocaleUtils.isAvailableLocale(locale); |
| } |
| } |