/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.ejb.base.stats;
import org.glassfish.j2ee.statistics.CountStatistic;
import org.glassfish.j2ee.statistics.BoundedRangeStatistic;
import com.sun.enterprise.admin.monitor.stats.EJBCacheStats;
import com.sun.enterprise.admin.monitor.stats.CountStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.MutableCountStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.BoundedRangeStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.MutableBoundedRangeStatisticImpl;
import com.sun.enterprise.admin.monitor.registry.MonitoringRegistry;
import com.sun.enterprise.admin.monitor.registry.MonitoringLevelListener;
import com.sun.enterprise.admin.monitor.registry.MonitoringLevel;
import com.sun.enterprise.admin.monitor.registry.MonitoringRegistrationException;
import com.sun.ejb.spi.stats.EJBCacheStatsProvider;
/**
* A Class for providing stats for EJB Caches.
* Used by both Entity and Stateful Containers
*
* @author Mahesh Kannan
*/
public class EJBCacheStatsImpl
extends StatsImpl
implements com.sun.enterprise.admin.monitor.stats.EJBCacheStats
{
private EJBCacheStatsProvider delegate;
private MutableBoundedRangeStatisticImpl cacheHits;
private MutableBoundedRangeStatisticImpl cacheMisses;
private MutableBoundedRangeStatisticImpl numBeans;
private MutableCountStatisticImpl expiredStat;
private MutableCountStatisticImpl passivationErrors;
private MutableCountStatisticImpl passivations;
private MutableCountStatisticImpl passivationSuccess;
public EJBCacheStatsImpl(EJBCacheStatsProvider delegate) {
this.delegate = delegate;
initialize();
}
protected void initialize() {
super.initialize("com.sun.enterprise.admin.monitor.stats.EJBCacheStats");
cacheHits = new MutableBoundedRangeStatisticImpl(
new BoundedRangeStatisticImpl("CacheHits"));
cacheMisses = new MutableBoundedRangeStatisticImpl(
new BoundedRangeStatisticImpl("CacheMisses"));
numBeans = new MutableBoundedRangeStatisticImpl(
new BoundedRangeStatisticImpl("NumBeansInCache",
"Count", 0, delegate.getMaxCacheSize(), 0));
expiredStat = new MutableCountStatisticImpl(
new CountStatisticImpl("NumExpiredSessionsRemoved"));
passivationErrors = new MutableCountStatisticImpl(
new CountStatisticImpl("NumPassivationErrors"));
passivations = new MutableCountStatisticImpl(
new CountStatisticImpl("NumPassivations"));
passivationSuccess = new MutableCountStatisticImpl(
new CountStatisticImpl("NumPassivationSuccess"));
}
public BoundedRangeStatistic getCacheHits(){
cacheHits.setCount(delegate.getCacheHits());
return (BoundedRangeStatistic) cacheHits.modifiableView();
}
public BoundedRangeStatistic getCacheMisses(){
cacheMisses.setCount(delegate.getCacheMisses());
return (BoundedRangeStatistic) cacheMisses.modifiableView();
}
public BoundedRangeStatistic getNumBeansInCache(){
numBeans.setCount(delegate.getNumBeansInCache());
return (BoundedRangeStatistic) numBeans.modifiableView();
}
public CountStatistic getNumExpiredSessionsRemoved(){
expiredStat.setCount(delegate.getNumExpiredSessionsRemoved());
return (CountStatistic) expiredStat.modifiableView();
}
public CountStatistic getNumPassivationErrors(){
passivationErrors.setCount(delegate.getNumPassivationErrors());
return (CountStatistic) passivationErrors.modifiableView();
}
public CountStatistic getNumPassivations(){
passivations.setCount(delegate.getNumPassivations());
return (CountStatistic) passivations.modifiableView();
}
public CountStatistic getNumPassivationSuccess() {
passivationSuccess.setCount(delegate.getNumPassivationSuccess());
return (CountStatistic) passivationSuccess.modifiableView();
}
}