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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 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.marmotta.platform.core.servlet;
This listener is executed first in the startup chain, initializing the Apache Marmotta system variables if necessary and starting up the configuration service

Sebastian Schaffert
    private static Logger log = LoggerFactory.getLogger(MarmottaPreStartupListener.class);
    private MarmottaStartupService startupService;

* Notification that the web application initialization * process is starting. * All ServletContextListeners are notified of context * initialization before any filter or servlet in the web * application is initialized.
    public void contextInitialized(ServletContextEvent sce) {
        if( == null) {
             = CDIContext.getInstance(MarmottaStartupService.class);
        // we check for the presence of the configuration.override init parameter; if it exists, we load this
        // configuration file and pass it as configuration override to the startup
        PropertiesConfiguration override = null;
        if(sce.getServletContext().getInitParameter("configuration.override") != null) {
            try {
                override = new PropertiesConfiguration(sce.getServletContext().getInitParameter("configuration.override"));
            } catch (ConfigurationException e) {
                .warn("could not load configuration override file from {}"sce.getServletContext().getInitParameter("configuration.override"));

* Notification that the servlet context is about to be shut down. * All servlets and filters have been destroy()ed before any * ServletContextListeners are notified of context * destruction.
    public void contextDestroyed(ServletContextEvent sce) {
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