org.hibernate.stat.internal.CacheRegionStatisticsImpl Maven / Gradle / Ivy
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JPMS Module-Info's for a few of the Jakarta Libraries just until they add them in themselves
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.stat.internal;
import java.io.Serializable;
import java.util.concurrent.atomic.LongAdder;
import org.hibernate.cache.spi.ExtendedStatisticsSupport;
import org.hibernate.cache.spi.Region;
import org.hibernate.stat.CacheRegionStatistics;
import org.hibernate.stat.SecondLevelCacheStatistics;
/**
* Second level cache statistics of a specific region
*
* @author Alex Snaps
*/
public class CacheRegionStatisticsImpl implements CacheRegionStatistics, SecondLevelCacheStatistics, Serializable {
private final transient Region region;
private final LongAdder hitCount = new LongAdder();
private final LongAdder missCount = new LongAdder();
private final LongAdder putCount = new LongAdder();
CacheRegionStatisticsImpl(Region region) {
this.region = region;
}
@Override
public String getRegionName() {
return region.getName();
}
@Override
public long getHitCount() {
return hitCount.sum();
}
@Override
public long getMissCount() {
return missCount.sum();
}
@Override
public long getPutCount() {
return putCount.sum();
}
@Override
public long getElementCountInMemory() {
if ( region instanceof ExtendedStatisticsSupport ) {
return ( (ExtendedStatisticsSupport) region ).getElementCountInMemory();
}
return NO_EXTENDED_STAT_SUPPORT_RETURN;
}
@Override
public long getElementCountOnDisk() {
if ( region instanceof ExtendedStatisticsSupport ) {
return ( (ExtendedStatisticsSupport) region ).getElementCountOnDisk();
}
return NO_EXTENDED_STAT_SUPPORT_RETURN;
}
@Override
public long getSizeInMemory() {
if ( region instanceof ExtendedStatisticsSupport ) {
return ( (ExtendedStatisticsSupport) region ).getSizeInMemory();
}
return NO_EXTENDED_STAT_SUPPORT_RETURN;
}
void incrementHitCount() {
hitCount.increment();
}
void incrementMissCount() {
missCount.increment();
}
void incrementPutCount() {
putCount.increment();
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder().append( "CacheRegionStatistics" )
.append( "[region=").append( region.getName() )
.append( ",hitCount=").append( this.hitCount )
.append( ",missCount=").append( this.missCount )
.append( ",putCount=").append( this.putCount )
.append( ",elementCountInMemory=" ).append( this.getElementCountInMemory() )
.append( ",elementCountOnDisk=" ).append( this.getElementCountOnDisk() )
.append( ",sizeInMemory=" ).append( this.getSizeInMemory() )
.append( ']' );
return buf.toString();
}
}
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