com.opensymphony.xwork2.DefaultLocaleProvider Maven / Gradle / Ivy
/*
* 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);
}
}