001/*
002 *  Copyright 2016 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.plugins.contentio.synchronize.impl;
017
018import org.apache.avalon.framework.service.ServiceException;
019import org.apache.avalon.framework.service.ServiceManager;
020import org.apache.avalon.framework.service.Serviceable;
021
022import org.ametys.core.user.population.PopulationConsumer;
023import org.ametys.plugins.contentio.synchronize.SynchronizableContentsCollection;
024import org.ametys.plugins.contentio.synchronize.SynchronizableContentsCollectionDAO;
025
026/**
027 * Implementation of {@link PopulationConsumer} allowing to know whether a population is used by the collections or not.
028 */
029public class CollectionPopulationConsumer implements PopulationConsumer, Serviceable
030{
031    /** The DAO for synchronizable contents collections */
032    protected SynchronizableContentsCollectionDAO _synchronizableContentsCollectionDAO;
033    
034    @Override
035    public void service(ServiceManager manager) throws ServiceException
036    {
037        _synchronizableContentsCollectionDAO = (SynchronizableContentsCollectionDAO) manager.lookup(SynchronizableContentsCollectionDAO.ROLE);
038    }
039    
040    @Override
041    public boolean isInUse(String id)
042    {
043        for (SynchronizableContentsCollection collection : _synchronizableContentsCollectionDAO.getSynchronizableContentsCollections())
044        {
045            if (collection instanceof UserPopulationSynchronizableContentsCollection)
046            {
047                String populationId = ((UserPopulationSynchronizableContentsCollection) collection).getPopulationId();
048                if (id.equals(populationId))
049                {
050                    return true;
051                }
052            }
053        }
054        return false;
055    }
056}