// $Id: NoCacheProvider.java 6433 2005-04-15 18:20:03Z steveebersole $
package org.hibernate.cache;
import java.util.Properties;
/**
* Implementation of NoCacheProvider.
*
* @author Steve Ebersole
*/
public class NoCacheProvider implements CacheProvider {
/**
* Configure the cache
*
* @param regionName the name of the cache region
* @param properties configuration settings
*
* @throws CacheException
*/
public Cache buildCache(String regionName, Properties properties) throws CacheException {
throw new NoCachingEnabledException();
}
/**
* Generate a timestamp
*/
public long nextTimestamp() {
// This, is used by SessionFactoryImpl to hand to the generated SessionImpl;
// was the only reason I could see that we cannot just use null as
// Settings.cacheProvider
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 {
// this is called by SessionFactory irregardless; we just disregard here;
// could also add a check to SessionFactory to only conditionally call start
}
/**
* Callback to perform any necessary cleanup of the underlying cache implementation during SessionFactory.close().
*/
public void stop() {
// this is called by SessionFactory irregardless; we just disregard here;
// could also add a check to SessionFactory to only conditionally call stop
}
public boolean isMinimalPutsEnabledByDefault() {
// this is called from SettingsFactory irregardless; trivial to simply disregard
return false;
}
}
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