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package com.sun.ejb.base.stats;
import javax.management.j2ee.statistics.CountStatistic;
import javax.management.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;
import java.util.logging.*;
import com.sun.enterprise.log.Log;
import com.sun.logging.*;
/**
* 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();
}
}