/*
* Copyright (C) 2003-2009 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see<http://www.gnu.org/licenses/>.
*/
package org.exoplatform.forum.service.impl;
import org.exoplatform.forum.service.DataStorage;
import org.exoplatform.forum.service.ForumStatistic;
import org.exoplatform.forum.service.ForumStatisticsService;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
/**
* @author <a href="mailto:patrice.lamarque@exoplatform.com">Patrice Lamarque</a>
* @version $Revision$
*/
public class ForumStatisticsServiceImpl implements ForumStatisticsService {
private static Log log = ExoLogger.getLogger(ForumStatisticsServiceImpl.class);
private DataStorage dataStorage;
public ForumStatisticsServiceImpl(DataStorage dataStorage) {
this.dataStorage = dataStorage;
}
public void addMember(String userName) throws Exception {
ForumStatistic stats = dataStorage.getForumStatistic();
stats.setNewMembers(userName);
stats.setMembersCount(stats.getMembersCount() + 1);
dataStorage.saveForumStatistic(stats);
if (log.isDebugEnabled())
log.debug(userName + " joined forums. We have" + stats.getMembersCount() + " members now.");
}
public void removeMember(String userName) throws Exception {
ForumStatistic stats = dataStorage.getForumStatistic();
long membersCount = stats.getMembersCount();
stats.setMembersCount((membersCount <= 0) ? 0 : membersCount - 1);
if (userName.equals(stats.getNewMembers())) {
stats.setNewMembers(dataStorage.getLatestUser());
}
dataStorage.saveForumStatistic(stats);
if (log.isDebugEnabled())
log.debug(userName + " left forums. We have" + membersCount + " members now.");
}
}