001/*
002 *  Copyright 2010 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 javax.jcr.RepositoryException;
019import javax.jcr.Session;
020
021import org.ametys.core.observation.Event;
022import org.ametys.core.observation.Observer;
023import org.ametys.web.ObservationConstants;
024import org.ametys.web.repository.page.Page;
025import org.ametys.web.skin.Skin;
026
027/**
028 * {@link Observer} for observing structural page changes (page added, page type changed) in order to synchronize live workspace.
029 */
030public class SynchronizePageChangeObserver extends AbstractSynchronizePageObserver
031{
032    @Override
033    protected boolean _internalSupport(Event event, Page target)
034    {
035        String id = event.getId();
036        return id.equals(ObservationConstants.EVENT_PAGE_ADDED) || id.equals(ObservationConstants.EVENT_PAGE_CHANGED) 
037            || id.equals(ObservationConstants.EVENT_ZONEITEM_ADDED) || id.equals(ObservationConstants.EVENT_ZONEITEM_MOVED) || id.equals(ObservationConstants.EVENT_ZONEITEM_DELETED) || id.equals(ObservationConstants.EVENT_ZONEITEM_MODIFIED)
038            || id.equals(ObservationConstants.EVENT_VIEW_PARAMETERS_MODIFIED);
039    }
040    
041    @Override
042    protected void _internalObservePage(Event event, Page target, Skin skin, Session liveSession) throws RepositoryException
043    {
044        _synchronizeComponent.synchronizePage(target, skin, liveSession);
045        
046        if (liveSession.hasPendingChanges())
047        {
048            liveSession.save();
049        }
050    }
051}