AlertMetricsControlActionNG.java example

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/*
 * 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.resource.common.monitor.visibility;

import java.util.Map;

import javax.servlet.http.HttpSession;

import org.hyperic.hq.ui.WebUser;
import org.hyperic.hq.ui.action.BaseActionNG;
import org.hyperic.hq.ui.util.MonitorUtilsNG;
import org.hyperic.hq.ui.util.SessionUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import com.opensymphony.xwork2.ModelDriven;

/**
 * A <code>BaseAction</code> that handles alert metrics control form
 * submissions.
 */
@Component("alertMetricsControlActionNG")
@Scope("prototype")
public class AlertMetricsControlActionNG extends BaseActionNG implements
		ModelDriven<AlertMetricsControlFormNG> {

	@Autowired
	private ApplicationContext appContext;

	private AlertMetricsControlFormNG controlForm = new AlertMetricsControlFormNG();

	/**
	 * Modify the metrics summary display as specified in the given
	 * <code>MetricsControlForm</code>.
	 */
	public String execute() throws Exception {

		request = getServletRequest();
		HttpSession session = request.getSession();
		WebUser user = SessionUtils.getWebUser(session);

		if (controlForm.getAlertDefaults().equals(Boolean.FALSE)) {
			Map<String, Object> pref = user.getMetricRangePreference();
			Boolean ro = (Boolean) pref.get(MonitorUtilsNG.RO);

			if (ro.booleanValue()) {
				controlForm.setAlertDefaults(Boolean.TRUE);
			} else {
				Integer lastN = (Integer) pref.get(MonitorUtilsNG.LASTN);
				Integer unit = (Integer) pref.get(MonitorUtilsNG.UNIT);
				long rangeMillis = lastN.longValue();

				if (unit.intValue() == MonitorUtilsNG.UNIT_DAYS) {
					rangeMillis = rangeMillis * 86400000;
				} else if (unit.intValue() == MonitorUtilsNG.UNIT_HOURS) {
					rangeMillis = rangeMillis * 3600000;
				} else if (unit.intValue() == MonitorUtilsNG.UNIT_MINUTES) {
					rangeMillis = rangeMillis * 60000;
				}
				// If the user's global metric range preference is greater than
				// 48 hours, then automatically reset their preference to the
				// default settings
				if (rangeMillis > 172800000) {
					controlForm.setAlertDefaults(Boolean.TRUE);
				}
			}
		}

		MetricsControlActionNG metricsControlActionNG = (MetricsControlActionNG) appContext
				.getBean("metricsControlActionNG");
		return metricsControlActionNG.doExecute(getServletRequest());
	}

	public AlertMetricsControlFormNG getModel() {
		return controlForm;
	}

}