001/*
002 * Licensed to DuraSpace under one or more contributor license agreements.
003 * See the NOTICE file distributed with this work for additional information
004 * regarding copyright ownership.
005 *
006 * DuraSpace licenses this file to you under the Apache License,
007 * Version 2.0 (the "License"); you may not use this file except in
008 * compliance with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.fcrepo.http.commons;
019
020import org.springframework.beans.factory.BeanDefinitionStoreException;
021import org.springframework.web.context.ContextLoaderListener;
022
023import javax.servlet.ServletContextEvent;
024
025import static org.slf4j.LoggerFactory.getLogger;
026
027/**
028 * This class wraps the standard Spring ContextLoaderListener in order to catch initialization errors.
029 * 
030 * @author awoods
031 * @since 2016-06-09
032 */
033public class FedoraContextLoaderListener extends ContextLoaderListener {
034
035    private static final org.slf4j.Logger LOGGER = getLogger(FedoraContextLoaderListener.class);
036
037    @Override
038    public void contextInitialized(final ServletContextEvent event) {
039        try {
040            super.contextInitialized(event);
041        } catch (final BeanDefinitionStoreException e) {
042            final String msg = "\n" +
043                    "=====================================================================\n" +
044                    "=====================================================================\n" +
045                    "---------- FEDORA CONFIGURATION ERROR ----------\n" +
046                    "If the above stacktrace mentions 'fcrepo.modeshape.configuration'\n" +
047                    "You must configure a 'repository.json'\n" +
048                    "\n" +
049                    "See documentation specific to your version of Fedora\n" +
050                    "https://wiki.duraspace.org/display/FEDORA4x/Application+Configuration\n" +
051                    "\n" +
052                    "=====================================================================\n" +
053                    "=====================================================================\n";
054            LOGGER.error(msg);
055        }
056
057    }
058
059}