/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *  
 *    http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License. 
 *  
 */
package org.apache.directory.samples.embed.webapp;

import java.io.File;
import java.util.Hashtable;

import javax.naming.NamingException;
import javax.naming.directory.InitialDirContext;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;

import org.apache.directory.server.configuration.MutableServerStartupConfiguration;
import org.apache.directory.server.core.configuration.ShutdownConfiguration;

/**
 * A Servlet context listener to start and stop ApacheDS.
 * 
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 */
public class StartStopListener implements ServletContextListener {

    /**
     * Startup ApacheDS embedded.
     */
    public void contextInitialized(ServletContextEvent evt) {

        // Determine an appropriate working directory
        ServletContext servletContext = evt.getServletContext();
        File workingDir = (File) servletContext
                .getAttribute("javax.servlet.context.tempdir");

        try {
            MutableServerStartupConfiguration cfg = new MutableServerStartupConfiguration();
            cfg.setWorkingDirectory(workingDir);

            // Setup LDAP networking
            cfg.setEnableNetworking(true);
            cfg.setLdapPort(10389);
            cfg.setAllowAnonymousAccess(false);
            cfg.setAccessControlEnabled(false);

            // Start the Server
            Hashtable env = EnvHelper.createEnv();
            env.putAll(cfg.toJndiEnvironment());
            new InitialDirContext(env);
            
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /**
     * Shutdown ApacheDS embedded.
     */
    public void contextDestroyed(ServletContextEvent evt) {
        try {
            Hashtable env = EnvHelper.createEnv();
            ShutdownConfiguration cfg = new ShutdownConfiguration();
            env.putAll(cfg.toJndiEnvironment());
            new InitialDirContext(env);
        } catch (NamingException e) {
            throw new RuntimeException(e);
        }
    }
}