org.hibernate.cache.internal.SimpleCacheKeysFactory.java Source code

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Here is the source code for org.hibernate.cache.internal.SimpleCacheKeysFactory.java

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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.internal;

import org.hibernate.cache.spi.CacheKeysFactory;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.persister.collection.CollectionPersister;
import org.hibernate.persister.entity.EntityPersister;

/**
 * Factory that does not fill in the entityName or role
 *
 * @author Radim Vansa &lt;rvansa@redhat.com&gt;
 */
public class SimpleCacheKeysFactory implements CacheKeysFactory {
    public static final String SHORT_NAME = "simple";
    public static CacheKeysFactory INSTANCE = new SimpleCacheKeysFactory();

    @Override
    public Object createCollectionKey(Object id, CollectionPersister persister, SessionFactoryImplementor factory,
            String tenantIdentifier) {
        return id;
    }

    @Override
    public Object createEntityKey(Object id, EntityPersister persister, SessionFactoryImplementor factory,
            String tenantIdentifier) {
        return id;
    }

    @Override
    public Object createNaturalIdKey(Object[] naturalIdValues, EntityPersister persister,
            SharedSessionContractImplementor session) {
        // natural ids always need to be wrapped
        return new NaturalIdCacheKey(naturalIdValues, persister.getPropertyTypes(),
                persister.getNaturalIdentifierProperties(), null, session);
    }

    @Override
    public Object getEntityId(Object cacheKey) {
        return cacheKey;
    }

    @Override
    public Object getCollectionId(Object cacheKey) {
        return cacheKey;
    }

    @Override
    public Object[] getNaturalIdValues(Object cacheKey) {
        return ((NaturalIdCacheKey) cacheKey).getNaturalIdValues();
    }
}