/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* 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.jboss.management.j2ee;
import org.jboss.management.j2ee.statistics.JVMStatsImpl;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.management.j2ee.statistics.Stats;
import java.util.Hashtable;
/**
* The JBoss JSR-77.3.4 JVM model implementation
*
* @author <a href="mailto:andreas@jboss.org">Andreas Schaefer</a>
* @author <a href="mailto:scott.stark@jboss.org">Scott Stark</a>
* @author <a href="mailto:thomas.diesler@jboss.org">Thomas Diesler</a>
* @version $Revision: 81025 $
*/
public class JVM extends J2EEManagedObject
implements JVMMBean
{
// Constants -----------------------------------------------------
// Attributes ----------------------------------------------------
private String javaVendor;
private String javaVersion;
private String node;
private JVMStatsImpl stats;
// Static --------------------------------------------------------
// Constructors --------------------------------------------------
/**
*/
public JVM(String name, ObjectName j2eeServer, String javaVersion,
String javaVendor, String node)
throws MalformedObjectNameException,
InvalidParentException
{
super(J2EETypeConstants.JVM, name, j2eeServer);
this.javaVendor = javaVendor;
this.javaVersion = javaVersion;
this.node = node;
this.stats = new JVMStatsImpl();
}
// Public --------------------------------------------------------
/**
* @jmx:managed-attribute
*/
public String getjavaVendor()
{
return javaVendor;
}
/**
* @jmx:managed-attribute
*/
public String getjavaVersion()
{
return javaVersion;
}
/**
* @jmx:managed-attribute
*/
public String getnode()
{
return node;
}
// Begin StatisticsProvider interface methods
/**
* Obtain the Stats from the StatisticsProvider
*
* @return
* @jmx:managed-attribute
*/
public Stats getstats()
{
// Refresh the stats
stats.getUpTime();
stats.getHeapSize();
return stats;
}
/**
* Reset all statistics in the StatisticsProvider
*
* @jmx:managed-operation
*/
public void resetStats()
{
stats.reset();
}
// End StatisticsProvider interface methods
// java.lang.Object overrides ------------------------------------
public String toString()
{
StringBuffer tmp = new StringBuffer("JVM");
tmp.append('[');
tmp.append("JavaVendor: ");
tmp.append(javaVendor);
tmp.append(", JavaVersion: ");
tmp.append(javaVersion);
tmp.append(", JavaVersion: ");
tmp.append(javaVendor);
tmp.append(", Stats: ");
tmp.append(stats);
tmp.append(']');
return tmp.toString();
}
// Protected -----------------------------------------------------
/**
* @return A hashtable with the J2EE Server as parent
*/
protected Hashtable getParentKeys(ObjectName pParent)
{
Hashtable lReturn = new Hashtable();
Hashtable lProperties = pParent.getKeyPropertyList();
lReturn.put(J2EETypeConstants.J2EEServer, lProperties.get("name"));
return lReturn;
}
}