//$Id: SwarmCacheProvider.java 5685 2005-02-12 07:19:50Z steveebersole $
package org.hibernate.cache;
import net.sf.swarmcache.CacheConfiguration;
import net.sf.swarmcache.CacheConfigurationManager;
import net.sf.swarmcache.CacheFactory;
import net.sf.swarmcache.ObjectCache;
import java.util.Properties;
/**
* Support for SwarmCache replicated cache. SwarmCache does not support
* locking, so strict "read-write" semantics are unsupported.
* @author Jason Carreira
*/
public class SwarmCacheProvider implements CacheProvider {
private CacheFactory factory;
public Cache buildCache(String regionName, Properties properties) throws CacheException {
ObjectCache cache = factory.createCache(regionName);
if (cache==null) {
throw new CacheException("SwarmCache did not create a cache: " + regionName);
}
return new SwarmCache(cache, regionName);
}
public long nextTimestamp() {
return System.currentTimeMillis() / 100;
}
/**
* Callback to perform any necessary initialization of the underlying cache implementation
* during SessionFactory construction.
*
* @param properties current configuration settings.
*/
public void start(Properties properties) throws CacheException {
CacheConfiguration config = CacheConfigurationManager.getConfig(properties);
factory = new CacheFactory(config);
}
/**
* Callback to perform any necessary cleanup of the underlying cache implementation
* during SessionFactory.close().
*/
public void stop() {
if (factory != null) {
factory.shutdown();
factory = null;
}
}
public boolean isMinimalPutsEnabledByDefault() {
return true;
}
}