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/*
 * JBoss, Home of Professional Open Source
 * Copyright 2005, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.jbpm.web;

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

import org.jbpm.JbpmConfiguration;

/**
 * 
 * Closes the jBPM configuration on servlet context destruction.
 * 
 * Servlet context parameters
 * 
 * 
 * 
 * 
 * 
 * 
 * 
 * 
 * 
 * 
 * 
 * Name Description Default value
jbpm.configuration.resource classpath resource containing the jBPM configuration jbpm.cfg.xml
 * 
 * @author Alejandro Guizar
 */
public class JbpmConfigurationCloser implements ServletContextListener {

  private JbpmConfiguration jbpmConfiguration;

  public void contextInitialized(ServletContextEvent event) {
    String resource = event.getServletContext().getInitParameter("jbpm.configuration.resource");
    jbpmConfiguration = JbpmConfiguration.getInstance(resource);
  }

  public void contextDestroyed(ServletContextEvent event) {
    jbpmConfiguration.close();
  }

}