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.announcements.action; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.GetterUtil; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.portal.security.auth.PrincipalException; import com.liferay.portal.struts.PortletAction; import com.liferay.portal.theme.ThemeDisplay; import com.liferay.portal.util.PortalUtil; import com.liferay.portlet.announcements.EntryContentException; import com.liferay.portlet.announcements.EntryDisplayDateException; import com.liferay.portlet.announcements.EntryExpirationDateException; import com.liferay.portlet.announcements.EntryTitleException; import com.liferay.portlet.announcements.EntryURLException; import com.liferay.portlet.announcements.NoSuchEntryException; import com.liferay.portlet.announcements.service.AnnouncementsEntryServiceUtil; import java.util.Calendar; 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 Raymond Aug */ public class EditEntryAction 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)) { updateEntry(actionRequest); } else if (cmd.equals(Constants.DELETE)) { deleteEntry(actionRequest); } String redirect = PortalUtil.escapeRedirect(ParamUtil.getString(actionRequest, "redirect")); if (Validator.isNotNull(redirect)) { actionResponse.sendRedirect(redirect); } } catch (Exception e) { if (e instanceof EntryContentException || e instanceof EntryDisplayDateException || e instanceof EntryExpirationDateException || e instanceof EntryTitleException || e instanceof EntryURLException || e instanceof NoSuchEntryException || e instanceof PrincipalException) { SessionErrors.add(actionRequest, e.getClass().getName()); } else { throw e; } } } @Override public ActionForward render(ActionMapping mapping, ActionForm form, PortletConfig portletConfig, RenderRequest renderRequest, RenderResponse renderResponse) throws Exception { try { ActionUtil.getEntry(renderRequest); } catch (Exception e) { if (e instanceof NoSuchEntryException || e instanceof PrincipalException) { SessionErrors.add(renderRequest, e.getClass().getName()); return mapping.findForward("portlet.announcements.error"); } else { throw e; } } return mapping.findForward(getForward(renderRequest, "portlet.announcements.edit_entry")); } protected void deleteEntry(ActionRequest actionRequest) throws Exception { long entryId = ParamUtil.getLong(actionRequest, "entryId"); AnnouncementsEntryServiceUtil.deleteEntry(entryId); } protected void updateEntry(ActionRequest actionRequest) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); long entryId = ParamUtil.getLong(actionRequest, "entryId"); String[] distributionScopeParts = StringUtil.split(ParamUtil.getString(actionRequest, "distributionScope")); long classNameId = 0; long classPK = 0; if (distributionScopeParts.length == 2) { classNameId = GetterUtil.getLong(distributionScopeParts[0]); if (classNameId > 0) { classPK = GetterUtil.getLong(distributionScopeParts[1]); } } String title = ParamUtil.getString(actionRequest, "title"); String content = ParamUtil.getString(actionRequest, "content"); String url = ParamUtil.getString(actionRequest, "url"); String type = ParamUtil.getString(actionRequest, "type"); int displayDateMonth = ParamUtil.getInteger(actionRequest, "displayDateMonth"); int displayDateDay = ParamUtil.getInteger(actionRequest, "displayDateDay"); int displayDateYear = ParamUtil.getInteger(actionRequest, "displayDateYear"); int displayDateHour = ParamUtil.getInteger(actionRequest, "displayDateHour"); int displayDateMinute = ParamUtil.getInteger(actionRequest, "displayDateMinute"); int displayDateAmPm = ParamUtil.getInteger(actionRequest, "displayDateAmPm"); if (displayDateAmPm == Calendar.PM) { displayDateHour += 12; } int expirationDateMonth = ParamUtil.getInteger(actionRequest, "expirationDateMonth"); int expirationDateDay = ParamUtil.getInteger(actionRequest, "expirationDateDay"); int expirationDateYear = ParamUtil.getInteger(actionRequest, "expirationDateYear"); int expirationDateHour = ParamUtil.getInteger(actionRequest, "expirationDateHour"); int expirationDateMinute = ParamUtil.getInteger(actionRequest, "expirationDateMinute"); int expirationDateAmPm = ParamUtil.getInteger(actionRequest, "expirationDateAmPm"); if (expirationDateAmPm == Calendar.PM) { expirationDateHour += 12; } int priority = ParamUtil.getInteger(actionRequest, "priority"); boolean alert = ParamUtil.getBoolean(actionRequest, "alert"); if (entryId <= 0) { // Add entry AnnouncementsEntryServiceUtil.addEntry(themeDisplay.getPlid(), classNameId, classPK, title, content, url, type, displayDateMonth, displayDateDay, displayDateYear, displayDateHour, displayDateMinute, expirationDateMonth, expirationDateDay, expirationDateYear, expirationDateHour, expirationDateMinute, priority, alert); } else { // Update entry AnnouncementsEntryServiceUtil.updateEntry(entryId, title, content, url, type, displayDateMonth, displayDateDay, displayDateYear, displayDateHour, displayDateMinute, expirationDateMonth, expirationDateDay, expirationDateYear, expirationDateHour, expirationDateMinute, priority); } } }