Java tutorial
/** * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library 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 Lesser General Public License for more * details. */ package com.liferay.portlet.sites.action; import com.liferay.portal.DuplicateTeamException; import com.liferay.portal.NoSuchTeamException; import com.liferay.portal.TeamNameException; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.security.auth.PrincipalException; import com.liferay.portal.service.TeamServiceUtil; import com.liferay.portal.struts.PortletAction; import com.liferay.portal.util.PortalUtil; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.PortletConfig; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; /** * @author Brian Wing Shun Chan */ public class EditTeamAction extends PortletAction { @Override public void processAction(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { String cmd = ParamUtil.getString(actionRequest, Constants.CMD); try { if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) { updateTeam(actionRequest); } else if (cmd.equals(Constants.DELETE)) { deleteTeam(actionRequest); } sendRedirect(actionRequest, actionResponse); } catch (Exception e) { if (e instanceof PrincipalException) { SessionErrors.add(actionRequest, e.getClass().getName()); setForward(actionRequest, "portlet.sites_admin.error"); } else if (e instanceof DuplicateTeamException || e instanceof NoSuchTeamException || e instanceof TeamNameException) { SessionErrors.add(actionRequest, e.getClass().getName()); if (cmd.equals(Constants.DELETE)) { String redirect = PortalUtil.escapeRedirect(ParamUtil.getString(actionRequest, "redirect")); if (Validator.isNotNull(redirect)) { actionResponse.sendRedirect(redirect); } } } else { throw e; } } } @Override public ActionForward render(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, RenderRequest renderRequest, RenderResponse renderResponse) throws Exception { try { ActionUtil.getTeam(renderRequest); } catch (Exception e) { if (e instanceof NoSuchTeamException || e instanceof PrincipalException) { SessionErrors.add(renderRequest, e.getClass().getName()); return mapping.findForward("portlet.sites_admin.error"); } else { throw e; } } return mapping.findForward(getForward(renderRequest, "portlet.sites_admin.edit_team")); } protected void deleteTeam(ActionRequest actionRequest) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); TeamServiceUtil.deleteTeam(teamId); } protected void updateTeam(ActionRequest actionRequest) throws Exception { long teamId = ParamUtil.getLong(actionRequest, "teamId"); long groupId = ParamUtil.getLong(actionRequest, "groupId"); String name = ParamUtil.getString(actionRequest, "name"); String description = ParamUtil.getString(actionRequest, "description"); if (teamId <= 0) { // Add team TeamServiceUtil.addTeam(groupId, name, description); } else { // Update team TeamServiceUtil.updateTeam(teamId, name, description); } } }