com.cubusmail.server.services.CubusStartupListener.java Source code

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Here is the source code for com.cubusmail.server.services.CubusStartupListener.java

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/* CubusStartupListener.java
    
   Copyright (c) 2009 Juergen Schlierf, All Rights Reserved
       
   This file is part of Cubusmail (http://code.google.com/p/cubusmail/).
       
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 3 of the License, or (at your option) any later version.
       
   This library 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
   Lesser General Public License for more details.
       
   You should have received a copy of the GNU Lesser General Public
   License along with Cubusmail. If not, see <http://www.gnu.org/licenses/>.
       
 */
package com.cubusmail.server.services;

import java.net.URL;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;

import com.cubusmail.common.util.CubusConstants;
import com.cubusmail.server.util.DBManager;

/**
 * Initialize application context and JAAS.
 * 
 * @author Juergen Schlierf
 */
public class CubusStartupListener implements ServletContextListener {

    private final Log log = LogFactory.getLog(getClass());

    /*
     * (non-Javadoc)
     * 
     * @seejavax.servlet.ServletContextListener#contextDestroyed(javax.servlet.
     * ServletContextEvent)
     */
    public void contextDestroyed(ServletContextEvent servletcontextevent) {

    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * javax.servlet.ServletContextListener#contextInitialized(javax.servlet
     * .ServletContextEvent)
     */
    public void contextInitialized(ServletContextEvent servletcontextevent) {

        WebApplicationContext context = WebApplicationContextUtils
                .getRequiredWebApplicationContext(servletcontextevent.getServletContext());

        try {
            DBManager dbManager = context.getBean(DBManager.class);
            dbManager.initInternalDB();
        } catch (Exception e) {
            log.fatal(e.getMessage(), e);
            throw new IllegalStateException("Could not initialize internal database!");
        }

        try {
            URL test = CubusStartupListener.class.getClassLoader()
                    .getResource(CubusConstants.LOGIN_MODULE_CONFIG_FILE);
            System.setProperty(CubusConstants.JAAS_PROPERTY_NANE, test.getFile());
        } catch (Exception e) {
            log.fatal(e.getMessage(), e);
            throw new IllegalStateException("Could not load " + CubusConstants.LOGIN_MODULE_CONFIG_FILE);
        }
    }
}