/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @authors tag. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.hibernate.search.engine.impl;
import java.util.Collection;
import java.util.Map;
import org.hibernate.search.backend.spi.Work;
import org.hibernate.search.spi.InstanceInitializer;
import org.hibernate.search.util.impl.HibernateHelper;
/**
* To be used for Hibernate initializations which don't need a specific Session.
* {@link #initializeCollection(Collection)} and {@link #initializeMap(Map)}
* are not supported.
*
* @author Sanne Grinovero <sanne@hibernate.org> (C) 2011 Red Hat Inc.
*/
public class HibernateStatelessInitializer implements InstanceInitializer {
public static final HibernateStatelessInitializer INSTANCE = new HibernateStatelessInitializer();
protected HibernateStatelessInitializer() {
// should not create instances, but allow for extension
}
public <T> Class<T> getClass(T entity) {
return HibernateHelper.getClass( entity );
}
public Object unproxy(Object instance) {
return HibernateHelper.unproxy( instance );
}
public <T> Collection<T> initializeCollection(Collection<T> value) {
// supports pass-through only, would need HibernateSessionLoadingInitializer
return value;
}
public <K, V> Map<K, V> initializeMap(Map<K, V> value) {
// supports pass-through only, would need HibernateSessionLoadingInitializer
return value;
}
public Object[] initializeArray(Object[] value) {
// hibernate doesn't allow lazy initialization of arrays,
// so this must be initialized already.
return value;
}
@Override
public <T> Class<T> getClassFromWork(Work<T> work) {
return HibernateHelper.getClassFromWork( work );
}
}