/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This 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 software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.application;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import org.exoplatform.management.annotations.Impact;
import org.exoplatform.management.annotations.ImpactType;
import org.exoplatform.management.annotations.Managed;
import org.exoplatform.management.annotations.ManagedDescription;
import org.exoplatform.management.annotations.ManagedName;
import org.exoplatform.management.jmx.annotations.NameTemplate;
import org.exoplatform.management.jmx.annotations.Property;
import org.exoplatform.management.rest.annotations.RESTEndpoint;
import org.exoplatform.portal.config.UserPortalConfigService;
import org.gatein.common.logging.Logger;
import org.gatein.common.logging.LoggerFactory;
import org.picocontainer.Startable;
/**
* @author <a href="mailto:trongtt@gmail.com">Tran The Trong</a>
* @version $Revision$
*/
@Managed
@ManagedDescription("The portal statistic service")
@NameTemplate({ @Property(key = "view", value = "portal"), @Property(key = "service", value = "statistic"),
@Property(key = "type", value = "portal") })
@RESTEndpoint(path = "portalstatistic")
public class PortalStatisticService implements Startable {
private ConcurrentMap<String, PortalStatistic> apps = new ConcurrentHashMap<String, PortalStatistic>();
private UserPortalConfigService configService;
/** . */
private final Logger log = LoggerFactory.getLogger(PortalStatisticService.class);
public PortalStatisticService(UserPortalConfigService res) {
configService = res;
}
protected PortalStatistic findPortalStatistic(String name) {
if (name == null || name.length() == 0) {
throw new IllegalArgumentException("Parameter 'portalId' is required.");
} else {
PortalStatistic result = apps.get(name);
if (result == null) {
/* Try to prevent a potential XSS */
String safeName = name.replaceAll("[^a-zA-Z0-9_\\-\\./]+", "");
throw new IllegalArgumentException("There is no such portal with portalId '"+ safeName +"'.");
} else {
return result;
}
}
}
/*
* Returns the list of the known portal names.
*/
@Managed
@ManagedDescription("The list of identifier of the known portals")
public String[] getPortalList() {
try {
List<String> names = configService.getAllPortalNames();
return names.toArray(new String[names.size()]);
} catch (Exception e) {
log.error(e.getMessage(), e);
return new String[0];
}
}
/*
* Get PortalStatistic, if it doesn't exits, create a new one.
*/
public PortalStatistic getPortalStatistic(String appId) {
PortalStatistic app = apps.get(appId);
if (app == null) {
app = new PortalStatistic(appId);
PortalStatistic existing = apps.putIfAbsent(appId, app);
if (existing != null) {
app = existing;
}
}
return app;
}
/*
* Returns the max time of a specified portal
*/
@Managed
@ManagedDescription("The maximum execution time of a specified portal in seconds")
@Impact(ImpactType.READ)
public double getMaxTime(@ManagedDescription("The portal id") @ManagedName("portalId") String id) {
return toSeconds(findPortalStatistic(id).getMaxTime());
}
/*
* Return the min time of a specified portal
*/
@Managed
@ManagedDescription("The mininum execution time of a specified portal in seconds")
@Impact(ImpactType.READ)
public double getMinTime(@ManagedDescription("The portal id") @ManagedName("portalId") String id) {
return toSeconds(findPortalStatistic(id).getMinTime());
}
/*
* Return the average time of a specified portal
*/
@Managed
@ManagedDescription("The average execution time of a specified portal in seconds")
@Impact(ImpactType.READ)
public double getAverageTime(@ManagedDescription("The portal id") @ManagedName("portalId") String id) {
return toSeconds(findPortalStatistic(id).getAverageTime());
}
/*
* Return the throughput of a specified portal
*/
@Managed
@ManagedDescription("The number of request per second of a specified portal")
@Impact(ImpactType.READ)
public double getThroughput(@ManagedDescription("The portal id") @ManagedName("portalId") String id) {
return findPortalStatistic(id).getThroughput();
}
/*
* Return the count of a specified portal
*/
@Managed
@ManagedDescription("The execution count of a specified portal")
@Impact(ImpactType.READ)
public long getExecutionCount(@ManagedDescription("The portal id") @ManagedName("portalId") String id) {
return findPortalStatistic(id).viewCount();
}
private double toSeconds(double value) {
return value == -1 ? -1 : value / 1000D;
}
public void start() {
}
public void stop() {
}
}