/*
* Copyright 2003,2004 The Apache Software Foundation.
*
* Licensed 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 org.apache.struts.chain.servlet;
import java.util.Locale;
import javax.servlet.http.HttpSession;
import org.apache.commons.chain.Context;
import org.apache.commons.chain.web.servlet.ServletWebContext;
import org.apache.struts.Globals;
import org.apache.struts.chain.AbstractSelectLocale;
/**
* <p>Select the <code>Locale</code> to be used for this request.</p>
*
* @version $Revision: 1.4 $ $Date: 2004/06/24 01:27:31 $
*/
public class SelectLocale extends AbstractSelectLocale {
// ------------------------------------------------------- Protected Methods
/**
* <p>Return the <code>Locale</code> to be used for this request.</p>
*
* @param context The <code>Context</code> for this request
*/
protected Locale getLocale(Context context) {
ServletWebContext swcontext = (ServletWebContext) context;
// Has a Locale already been selected?
HttpSession session = swcontext.getRequest().getSession();
Locale locale = (Locale) session.getAttribute(Globals.LOCALE_KEY);
if (locale != null) {
return (locale);
}
// Select and cache the Locale to be used
locale = swcontext.getRequest().getLocale();
if (locale == null) {
locale = Locale.getDefault();
}
session.setAttribute(Globals.LOCALE_KEY, locale);
return (locale);
}
}