com.krawler.common.listeners.LocaleResolverListener.java Source code

Introduction

Here is the source code for com.krawler.common.listeners.LocaleResolverListener.java

Source

/*
 * Copyright (C) 2012  Krawler Information Systems Pvt Ltd
 * All rights reserved.
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
package com.krawler.common.listeners;

import com.krawler.common.locale.LocaleUtils;
import javax.servlet.ServletContext;
import javax.servlet.ServletRequest;
import javax.servlet.ServletRequestEvent;
import javax.servlet.ServletRequestListener;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * Web application lifecycle listener.
 * @author krawler-user
 */
public class LocaleResolverListener implements ServletRequestListener {

    private static final Log log = LogFactory.getLog(LocaleResolverListener.class);

    @Override
    public void requestDestroyed(ServletRequestEvent sre) {
    }

    @Override
    public void requestInitialized(ServletRequestEvent sre) {
        ServletRequest request = sre.getServletRequest();
        ServletContext context = sre.getServletContext();

        if (request != null && context != null) {
            request.setAttribute(LocaleUtils.LOCALE_RESOLVER_ATTRIBUTE,
                    context.getAttribute(LocaleUtils.LOCALE_RESOLVER_NAME));
        } else {
            log.debug("Locale resolver cannot be associated with request [request:" + request + ",context:"
                    + context + "]");
        }
    }
}