Java tutorial
/* * NOTE: This copyright does *not* cover user programs that use HQ * program services by normal system calls through the application * program interfaces provided as part of the Hyperic Plug-in Development * Kit or the Hyperic Client Development Kit - this is merely considered * normal use of the program, and does *not* fall under the heading of * "derived work". * * Copyright (C) [2004-2008], Hyperic, Inc. * This file is part of HQ. * * HQ is free software; you can redistribute it and/or modify * it under the terms version 2 of the GNU General Public License as * published by the Free Software Foundation. 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, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA. */ package org.hyperic.hq.ui.action.portlet.controlactions; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.tiles.ComponentContext; import org.apache.struts.tiles.actions.TilesAction; import org.hyperic.hq.appdef.shared.AppdefEntityID; import org.hyperic.hq.bizapp.shared.AppdefBoss; import org.hyperic.hq.bizapp.shared.AuthzBoss; import org.hyperic.hq.bizapp.shared.ControlBoss; import org.hyperic.hq.control.server.session.ControlHistory; import org.hyperic.hq.control.server.session.ControlSchedule; import org.hyperic.hq.control.shared.ControlFrequencyValue; import org.hyperic.hq.ui.Constants; import org.hyperic.hq.ui.WebUser; import org.hyperic.hq.ui.beans.DashboardControlBean; import org.hyperic.hq.ui.server.session.DashboardConfig; import org.hyperic.hq.ui.shared.DashboardManager; import org.hyperic.hq.ui.util.RequestUtils; import org.hyperic.util.config.ConfigResponse; import org.hyperic.util.pager.PageList; import org.hyperic.util.timer.StopWatch; import org.springframework.beans.factory.annotation.Autowired; /** * An <code>Action</code> that loads the <code>Portal</code> identified by the * <code>PORTAL_PARAM</code> request parameter (or the default portal, if the * parameter is not specified) into the <code>PORTAL_KEY</code> request * attribute. */ public class ViewAction extends TilesAction { private AuthzBoss authzBoss; private ControlBoss controlBoss; private AppdefBoss appdefBoss; private DashboardManager dashboardManager; @Autowired public ViewAction(AuthzBoss authzBoss, ControlBoss controlBoss, AppdefBoss appdefBoss, DashboardManager dashboardManager) { super(); this.authzBoss = authzBoss; this.controlBoss = controlBoss; this.appdefBoss = appdefBoss; this.dashboardManager = dashboardManager; } public ActionForward execute(ComponentContext context, ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { StopWatch timer = new StopWatch(); Log timingLog = LogFactory.getLog("DASHBOARD-TIMING"); HttpSession session = request.getSession(); WebUser user = RequestUtils.getWebUser(session); DashboardConfig dashConfig = dashboardManager .findDashboard((Integer) session.getAttribute(Constants.SELECTED_DASHBOARD_ID), user, authzBoss); ConfigResponse dashPrefs = dashConfig.getConfig(); int sessionId = user.getSessionId().intValue(); Boolean lastCompleted = Boolean.valueOf( dashPrefs.getValue(".dashContent.controlActions.useLastCompleted", Boolean.TRUE.toString())); context.putAttribute("displayLastCompleted", lastCompleted); Boolean mostFrequent = new Boolean( dashPrefs.getValue(".dashContent.controlActions.useMostFrequent", Boolean.FALSE.toString())); context.putAttribute("displayMostFrequent", mostFrequent); Boolean nextScheduled = new Boolean( dashPrefs.getValue(".dashContent.controlActions.useNextScheduled", Boolean.TRUE.toString())); context.putAttribute("displayNextScheduled", nextScheduled); if (lastCompleted.booleanValue()) { int rows = Integer.parseInt(dashPrefs.getValue(".dashContent.controlActions.lastCompleted", "5")); long past = Long.parseLong(dashPrefs.getValue(".dashContent.controlActions.past", "604800000")); PageList<ControlHistory> pageList = controlBoss.getRecentControlActions(sessionId, rows, past); context.putAttribute("lastCompleted", pageList); } if (nextScheduled.booleanValue()) { int rows = Integer.parseInt(dashPrefs.getValue(".dashContent.controlActions.nextScheduled", "5")); PageList<ControlSchedule> pageList = controlBoss.getPendingControlActions(sessionId, rows); PageList<DashboardControlBean> pendingList = new PageList<DashboardControlBean>(); pendingList.setTotalSize(pageList.getTotalSize()); for (ControlSchedule control : pageList) { DashboardControlBean bean = new DashboardControlBean(); try { AppdefEntityID entity = new AppdefEntityID(control.getEntityType().intValue(), control.getEntityId()); bean.setResource(appdefBoss.findById(sessionId, entity)); bean.setControl(control); pendingList.add(bean); } catch (NullPointerException e) { // ignore the error don't add it to the page this is // added as a result of bug #7596 } } context.putAttribute("nextScheduled", pendingList); } if (mostFrequent.booleanValue()) { int size = Integer.parseInt(dashPrefs.getValue(".dashContent.controlActions.mostFrequent")); PageList<ControlFrequencyValue> pageList = controlBoss.getOnDemandControlFrequency(sessionId, size); context.putAttribute("mostFrequent", pageList); } timingLog.trace("ViewControl- timing [" + timer.toString() + "]"); return null; } }