DMSServletContextListener.java

/**
 * File ./src/main/java/de/lemo/dms/core/DMSServletContextListener.java
 * Lemo-Data-Management-Server for learning analytics.
 * Copyright (C) 2015
 * Leonard Kappe, Andreas Pursian, Sebastian Schwarzrock, Boris Wenzlaff
 * 
 * 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 3 of the License, or
 * 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, see <http://www.gnu.org/licenses/>.
**/

/**
 * File ./main/java/de/lemo/dms/core/DMSServletContextListener.java
 * Date 2013-01-24
 * Project Lemo Learning Analytics
 */

package de.lemo.dms.core;

import java.util.Date;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import org.apache.log4j.Logger;
import de.lemo.dms.core.config.ServerConfiguration;

/**
 * Receives notification when changes to the servlet context are made and
 * (re)loads the DMS configuration file.
 * 
 * @author Leonard Kappe
 */
public class DMSServletContextListener implements ServletContextListener {

	private final Logger logger = Logger.getLogger(getClass());

	@Override
	public void contextInitialized(final ServletContextEvent sce) {
		final ServletContext servletContext = sce.getServletContext();
		final ServerConfiguration config = ServerConfiguration.getInstance();

		this.logger.info("Context initialized");
		this.logger.info("ServerInfo:  " + servletContext.getServerInfo());
		this.logger.info("ContextPath: " + servletContext.getContextPath());

		config.loadConfig(servletContext.getContextPath());
		config.setStartTime(new Date().getTime());
	}

	@Override
	public void contextDestroyed(final ServletContextEvent sce) {
		this.logger.info("Context destroyed");
	}

}