001    /**
002     * Copyright (c) 2000-2013 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.usergroupsadmin.action;
016    
017    import com.liferay.portal.kernel.util.ParamUtil;
018    import com.liferay.portal.model.UserGroup;
019    import com.liferay.portal.service.UserGroupServiceUtil;
020    import com.liferay.portal.util.PortalUtil;
021    import com.liferay.portal.util.WebKeys;
022    
023    import javax.portlet.PortletRequest;
024    
025    import javax.servlet.http.HttpServletRequest;
026    
027    /**
028     * @author Brian Wing Shun Chan
029     * @author Alexander Chow
030     */
031    public class ActionUtil {
032    
033            public static void getUserGroup(HttpServletRequest request)
034                    throws Exception {
035    
036                    long userGroupId = ParamUtil.getLong(request, "userGroupId");
037    
038                    UserGroup userGroup = null;
039    
040                    if (userGroupId > 0) {
041                            userGroup = UserGroupServiceUtil.getUserGroup(userGroupId);
042                    }
043    
044                    request.setAttribute(WebKeys.USER_GROUP, userGroup);
045            }
046    
047            public static void getUserGroup(PortletRequest portletRequest)
048                    throws Exception {
049    
050                    HttpServletRequest request = PortalUtil.getHttpServletRequest(
051                            portletRequest);
052    
053                    getUserGroup(request);
054            }
055    
056    }