org.hibernate.stat.SecondLevelCacheStatisticsImpl Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.stat;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.hibernate.cache.CacheKey;
import org.hibernate.cache.Region;
/**
* Second level cache statistics of a specific region
*
* @author Gavin King
*/
public class SecondLevelCacheStatisticsImpl extends CategorizedStatistics implements SecondLevelCacheStatistics {
private transient Region region;
long hitCount;
long missCount;
long putCount;
SecondLevelCacheStatisticsImpl(Region region) {
super(region.getName());
this.region = region;
}
public long getHitCount() {
return hitCount;
}
public long getMissCount() {
return missCount;
}
public long getPutCount() {
return putCount;
}
public long getElementCountInMemory() {
return region.getElementCountInMemory();
}
public long getElementCountOnDisk() {
return region.getElementCountOnDisk();
}
public long getSizeInMemory() {
return region.getSizeInMemory();
}
public Map getEntries() {
Map map = new HashMap();
Iterator iter = region.toMap().entrySet().iterator();
while (iter.hasNext()) {
Map.Entry me = (Map.Entry) iter.next();
map.put(((CacheKey) me.getKey()).getKey(), me.getValue());
}
return map;
}
public String toString() {
StringBuilder builder = new StringBuilder()
.append("SecondLevelCacheStatistics")
.append("[hitCount=").append(this.hitCount)
.append(",missCount=").append(this.missCount)
.append(",putCount=").append(this.putCount);
//not sure if this would ever be null but wanted to be careful
if (region != null) {
builder.append(",elementCountInMemory=").append(this.getElementCountInMemory())
.append(",elementCountOnDisk=").append(this.getElementCountOnDisk())
.append(",sizeInMemory=").append(this.getSizeInMemory());
}
builder.append(']');
return builder.toString();
}
}