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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
*/
package org.hibernate.cache.cfg.spi;
import java.util.Comparator;
import java.util.List;
import java.util.Set;
import java.util.function.Supplier;
import org.hibernate.metamodel.model.domain.NavigableRole;
/**
* Specialized DomainDataCachingConfig describing the requested
* caching config for a particular entity hierarchy's state data
*
* @author Steve Ebersole
*/
public interface EntityDataCachingConfig extends DomainDataCachingConfig {
/**
* Mainly here to allow optimization of not having to know the
* actual comparator instance to use here yet. If this method
* returns {@code true}, then users can safely assume that
* accessing {@link #getVersionComparatorAccess()} will
* not produce a null Comparator later
*
*/
boolean isVersioned();
/**
* Access to the comparator to be used with the entity's
* version. If the entity is not versioned, then this method
* returns {@code null}.
*/
Supplier getVersionComparatorAccess();
/**
* The list of specific subclasses of the root that are actually
* written to cache.
*/
Set getCachedTypes();
// todo (5.3) : what else is needed here?
}