import org.hibernate.cache.spi.Region; //导入依赖的package包/类
@Override
public NaturalIdCacheStatistics getNaturalIdCacheStatistics(String regionName) {
	ConcurrentNaturalIdCacheStatisticsImpl nics =
			(ConcurrentNaturalIdCacheStatisticsImpl) naturalIdCacheStatistics.get( regionName );
	
	if ( nics == null ) {
		if ( sessionFactory == null ) {
			return null;
		}
		Region region = sessionFactory.getNaturalIdCacheRegion( regionName );
		if ( region == null ) {
			return null;
		}
		nics = new ConcurrentNaturalIdCacheStatisticsImpl( region );
		ConcurrentNaturalIdCacheStatisticsImpl previous;
		if ( ( previous = (ConcurrentNaturalIdCacheStatisticsImpl) naturalIdCacheStatistics.putIfAbsent(
				regionName, nics
		) ) != null ) {
			nics = previous;
		}
	}
	return nics;
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Second level cache statistics per region
 *
 * @param regionName region name
 *
 * @return SecondLevelCacheStatistics
 */
public SecondLevelCacheStatistics getSecondLevelCacheStatistics(String regionName) {
	ConcurrentSecondLevelCacheStatisticsImpl slcs
			= (ConcurrentSecondLevelCacheStatisticsImpl) secondLevelCacheStatistics.get( regionName );
	if ( slcs == null ) {
		if ( sessionFactory == null ) {
			return null;
		}
		Region region = sessionFactory.getSecondLevelCacheRegion( regionName );
		if ( region == null ) {
			return null;
		}
		slcs = new ConcurrentSecondLevelCacheStatisticsImpl( region );
		ConcurrentSecondLevelCacheStatisticsImpl previous;
		if ( ( previous = (ConcurrentSecondLevelCacheStatisticsImpl) secondLevelCacheStatistics.putIfAbsent(
				regionName, slcs
		) ) != null ) {
			slcs = previous;
		}
	}
	return slcs;
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
public Region getSecondLevelCacheRegion(String regionName) {
    return sessionFactoryImplementor.getSecondLevelCacheRegion(regionName);
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
public Region getNaturalIdCacheRegion(String regionName) {
    return sessionFactoryImplementor.getNaturalIdCacheRegion(regionName);
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
ConcurrentSecondLevelCacheStatisticsImpl(Region region) {
	super( region.getName() );
	this.region = region;
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
ConcurrentNaturalIdCacheStatisticsImpl(Region region) {
	super( region.getName() );
	this.region = region;
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
@Override
public void addCacheRegion(String name, Region region) {
	allCacheRegions.put( name, region );
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
@Override
public Region getSecondLevelCacheRegion(String regionName) {
	return allCacheRegions.get( regionName );
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
@Override
public Region getNaturalIdCacheRegion(String regionName) {
	return allCacheRegions.get( regionName );
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
@SuppressWarnings({ "unchecked" })
@Override
public Map<String, Region> getAllSecondLevelCacheRegions() {
	return new HashMap<String,Region>( allCacheRegions );
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
public Region getSecondLevelCacheRegion(String regionName) {
	return cacheAccess.getSecondLevelCacheRegion( regionName );
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
public Region getNaturalIdCacheRegion(String regionName) {
	return cacheAccess.getNaturalIdCacheRegion( regionName );
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
public Region getSecondLevelCacheRegion(String regionName) {
	return cacheAccess.getSecondLevelCacheRegion(regionName);
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
public Region getNaturalIdCacheRegion(String regionName) {
	return cacheAccess.getNaturalIdCacheRegion(regionName);
}
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Get a named second-level cache region
 *
 * @param regionName The name of the region to retrieve.
 * @return The region
 */
public Region getSecondLevelCacheRegion(String regionName);
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Get a named naturalId cache region
 *
 * @param regionName The name of the region to retrieve.
 * @return The region
 */
public Region getNaturalIdCacheRegion(String regionName);
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Add {@code Region} to this Cache scope.
 *
 * @param name The region name.
 * @param region The {@code Region} instance.
 */
public void addCacheRegion(String name, Region region);
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Get second level cache region by its name.
 *
 * @param regionName The region name.
 * @return The second level cache region.
 */
public Region getSecondLevelCacheRegion(String regionName);
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Get natural id cache region by its name.
 *
 * @param regionName The region name.
 * @return The natural id cache region.
 */
public Region getNaturalIdCacheRegion(String regionName);
 

import org.hibernate.cache.spi.Region; //导入依赖的package包/类
/**
 * Get <tt>all</tt> cache regions, including query cache.
 *
 * @return The map contains all cache regions with region name as the key.
 */
public Map<String, Region> getAllSecondLevelCacheRegions();