/*
* Copyright (C) 2012 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.services.database.impl;
import org.exoplatform.container.ExoContainer;
import org.exoplatform.container.ExoContainerContext;
import org.exoplatform.services.cache.CacheService;
import org.exoplatform.services.cache.ExoCache;
import org.exoplatform.services.cache.impl.CacheServiceImpl;
import org.exoplatform.services.database.impl.regions.ExoCacheCollectionRegion;
import org.exoplatform.services.database.impl.regions.ExoCacheEntityRegion;
import org.exoplatform.services.database.impl.regions.ExoCacheNaturalIdRegion;
import org.exoplatform.services.database.impl.regions.ExoCacheQueryResultsRegion;
import org.exoplatform.services.database.impl.regions.ExoCacheTimestampsRegion;
import org.hibernate.cache.CacheException;
import org.hibernate.cache.spi.CacheDataDescription;
import org.hibernate.cache.spi.CollectionRegion;
import org.hibernate.cache.spi.EntityRegion;
import org.hibernate.cache.spi.NaturalIdRegion;
import org.hibernate.cache.spi.QueryResultsRegion;
import org.hibernate.cache.spi.RegionFactory;
import org.hibernate.cache.spi.TimestampsRegion;
import org.hibernate.cache.spi.access.AccessType;
import org.hibernate.cfg.Settings;
import java.io.Serializable;
import java.util.Properties;
/**
* @author <a href="dvishinskiy@exoplatform.com">Dmitriy Vishinskiy</a>
* @version $Id:$
*/
public class ExoCacheRegionFactory implements RegionFactory
{
private CacheService cacheService;
public ExoCacheRegionFactory()
{
ExoContainer container = ExoContainerContext.getCurrentContainer();
this.cacheService = (CacheService)container.getComponentInstanceOfType(CacheServiceImpl.class);
}
/**
* @inheritDoc
*/
public void start(Settings settings, Properties properties) throws CacheException
{
}
/**
* @inheritDoc
*/
public void stop()
{
}
/**
* @inheritDoc
*/
public boolean isMinimalPutsEnabledByDefault()
{
return true;
}
/**
* @inheritDoc
*/
public AccessType getDefaultAccessType()
{
return AccessType.READ_WRITE;
}
/**
* @inheritDoc
*/
public long nextTimestamp()
{
return System.currentTimeMillis() / 100;
}
/**
* @inheritDoc
*/
public EntityRegion buildEntityRegion(String regionName, Properties properties, CacheDataDescription metadata)
throws CacheException
{
ExoCache<Serializable, Object> cache =
cacheService.getCacheInstance("ExoCacheRegionFactory-Entity-" + regionName);
return new ExoCacheEntityRegion(cache, metadata);
}
/**
* @inheritDoc
*/
public NaturalIdRegion buildNaturalIdRegion(String regionName, Properties properties, CacheDataDescription metadata)
throws CacheException
{
ExoCache<Serializable, Object> cache =
cacheService.getCacheInstance("ExoCacheRegionFactory-NaturalId-" + regionName);
return new ExoCacheNaturalIdRegion(cache, metadata);
}
/**
* @inheritDoc
*/
public CollectionRegion buildCollectionRegion(String regionName, Properties properties, CacheDataDescription metadata)
throws CacheException
{
ExoCache<Serializable, Object> cache =
cacheService.getCacheInstance("ExoCacheRegionFactory-Collection-" + regionName);
return new ExoCacheCollectionRegion(cache, metadata);
}
/**
* @inheritDoc
*/
public QueryResultsRegion buildQueryResultsRegion(String regionName, Properties properties) throws CacheException
{
ExoCache<Serializable, Object> cache =
cacheService.getCacheInstance("ExoCacheRegionFactory-QueryResults-" + regionName);
return new ExoCacheQueryResultsRegion(cache);
}
/**
* @inheritDoc
*/
public TimestampsRegion buildTimestampsRegion(String regionName, Properties properties) throws CacheException
{
ExoCache<Serializable, Object> cache =
cacheService.getCacheInstance("ExoCacheRegionFactory-Timestamps-" + regionName);
return new ExoCacheTimestampsRegion(cache);
}
}