/*
* Copyright 2012 Adaptrex, LLC
*
* Licensed 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 com.adaptrex.core.web;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import com.adaptrex.core.Adaptrex;
/*
* Simple context listener that can be used to bootstrap adaptrex in your environment
*/
public class AdaptrexConfigListener implements ServletContextListener {
private Adaptrex adaptrex;
@Override
public void contextInitialized(ServletContextEvent contextEvent) {
ServletContext context = contextEvent.getServletContext();
if (Adaptrex.get(context) != null) {
throw new RuntimeException(
"Adaptrex already initialized. If you are initializing Adaptrex yourself," +
"you do not need to include the AdaptrexConfigListener in your webapp");
}
try {
adaptrex = new Adaptrex();
} catch (Exception e) {
throw new RuntimeException("Error Initializing Adaptrex", e);
}
adaptrex.initialize(context);
}
@Override
public void contextDestroyed(ServletContextEvent contextEvent) {
adaptrex.shutdown();
}
}