InitializationListener.java

/*
 * This 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 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.mobicents.servlet.sip.example;

import java.io.File;
import java.util.HashMap;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * @author <A HREF="mailto:jean.deruelle@gmail.com">Jean Deruelle</A> 
 * 
 */
public class InitializationListener implements ServletContextListener {
	private static Log logger = LogFactory.getLog(InitializationListener.class);
	private static final String FILE_PROTOCOL = "file://";

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.servlet.ServletContextListener#contextDestroyed(javax.servlet.ServletContextEvent)
	 */	
	public void contextDestroyed(ServletContextEvent arg0) {
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.servlet.ServletContextListener#contextInitialized(javax.servlet.ServletContextEvent)
	 */	
	public void contextInitialized(ServletContextEvent servletContextEvent) {
		ServletContext servletContext = servletContextEvent.getServletContext();

		File tempWriteDir = (File) servletContext
				.getAttribute("javax.servlet.context.tempdir");
		servletContext.setAttribute("audioFilePath", FILE_PROTOCOL + tempWriteDir
				.getAbsolutePath() + File.separatorChar);		
		// map acting as a registrar
		servletContext.setAttribute("registeredUsersMap", new HashMap<String, String>());
	}	

}