org.hibernate.cache.impl.CacheDataDescriptionImpl Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.cache.impl;
import java.util.Comparator;
import org.hibernate.cache.CacheDataDescription;
import org.hibernate.mapping.PersistentClass;
import org.hibernate.mapping.Collection;
import org.hibernate.type.VersionType;
/**
* {@inheritDoc}
*
* @author Steve Ebersole
*/
public class CacheDataDescriptionImpl implements CacheDataDescription {
private final boolean mutable;
private final boolean versioned;
private final Comparator versionComparator;
public CacheDataDescriptionImpl(boolean mutable, boolean versioned, Comparator versionComparator) {
this.mutable = mutable;
this.versioned = versioned;
this.versionComparator = versionComparator;
}
public boolean isMutable() {
return mutable;
}
public boolean isVersioned() {
return versioned;
}
public Comparator getVersionComparator() {
return versionComparator;
}
public static CacheDataDescriptionImpl decode(PersistentClass model) {
return new CacheDataDescriptionImpl(
model.isMutable(),
model.isVersioned(),
model.isVersioned() ? ( ( VersionType ) model.getVersion().getType() ).getComparator() : null
);
}
public static CacheDataDescriptionImpl decode(Collection model) {
return new CacheDataDescriptionImpl(
model.isMutable(),
model.getOwner().isVersioned(),
model.getOwner().isVersioned() ? ( ( VersionType ) model.getOwner().getVersion().getType() ).getComparator() : null
);
}
}