001/*
002 *  Copyright 2011 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.web.synchronization;
017
018import java.util.Map;
019
020import javax.jcr.Node;
021import javax.jcr.RepositoryException;
022import javax.jcr.Session;
023
024import org.apache.commons.collections.PredicateUtils;
025
026import org.ametys.core.observation.Event;
027import org.ametys.core.observation.Observer;
028import org.ametys.web.ObservationConstants;
029import org.ametys.web.repository.sitemap.Sitemap;
030
031/**
032 * {@link Observer} for observing sitemap change in order to synchronize live workspace.
033 */
034public class SynchronizeSitemapChangeObserver extends AbstractSynchronizeObserver
035{
036    @Override
037    public boolean supports(Event event)
038    {
039        return event.getId().equals(ObservationConstants.EVENT_SITEMAP_UPDATED);
040    }
041    
042    @Override
043    protected void _internalObserve(Event event, Session liveSession) throws RepositoryException
044    {
045        Map<String, Object> arguments = event.getArguments();
046        Sitemap sitemap = (Sitemap)  arguments.get(ObservationConstants.ARGS_SITEMAP);
047        
048        Node sitemapNode = sitemap.getNode();
049        String sitemapNodePath = sitemapNode.getPath();
050        
051        if (liveSession.itemExists(sitemapNodePath))
052        {
053            Node clonedSitemapNode = (Node) liveSession.getItem(sitemapNodePath);
054            
055            _synchronizeComponent.cloneNodeAndPreserveUUID(sitemapNode, clonedSitemapNode, PredicateUtils.truePredicate(), PredicateUtils.falsePredicate());
056            
057            liveSession.save();
058        }
059    }
060}