001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.announcements.model;
016    
017    import com.liferay.portal.ModelListenerException;
018    import com.liferay.portal.model.BaseModelListener;
019    import com.liferay.portal.model.Group;
020    import com.liferay.portal.service.ClassNameLocalServiceUtil;
021    import com.liferay.portlet.announcements.service.AnnouncementsEntryLocalServiceUtil;
022    
023    /**
024     * @author Christopher Kian
025     */
026    public class GroupModelListener extends BaseModelListener<Group> {
027    
028            @Override
029            public void onBeforeRemove(Group group) throws ModelListenerException {
030                    try {
031                            if (group.isSite()) {
032                                    AnnouncementsEntryLocalServiceUtil.deleteEntries(
033                                            group.getClassNameId(), group.getGroupId());
034                            }
035                            else {
036                                    AnnouncementsEntryLocalServiceUtil.deleteEntries(
037                                            group.getClassNameId(), group.getClassPK());
038    
039                                    if (group.isOrganization()) {
040                                            long classNameId = ClassNameLocalServiceUtil.getClassNameId(
041                                                    Group.class);
042    
043                                            AnnouncementsEntryLocalServiceUtil.deleteEntries(
044                                                    classNameId, group.getGroupId());
045                                    }
046                            }
047                    }
048                    catch (Exception e) {
049                            throw new ModelListenerException(e);
050                    }
051            }
052    
053    }