org.unitils.orm.jpa.util.provider.hibernate.UnitilsHibernatePersistenceProvider.java Source code

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Here is the source code for org.unitils.orm.jpa.util.provider.hibernate.UnitilsHibernatePersistenceProvider.java

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/*
 * Copyright 2008,  Unitils.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.unitils.orm.jpa.util.provider.hibernate;

import org.hibernate.cfg.Configuration;
import org.hibernate.jpa.HibernatePersistenceProvider;
import org.springframework.orm.hibernate4.LocalSessionFactoryBean;

import javax.persistence.EntityManagerFactory;
import javax.persistence.spi.PersistenceUnitInfo;
import java.util.Map;
import java.util.Properties;

/**
 * Subclass of hibernate's own implementation of <code>javax.persistence.spi.PersistenceProvider</code>.
 * Enables getting hold on the <code>org.hibernate.ejb.Ejb3Configuration</code> object that was used for
 * configuring the <code>EntityManagerFactory</code> after it was created.
 *  
 * @author Filip Neven
 * @author Tim Ducheyne
 */
public class UnitilsHibernatePersistenceProvider extends HibernatePersistenceProvider {

    /**
     * The hibernate configuration object that was used for configuring the <code>EntityManagerFactory</code>
     */
    private Configuration hibernateConfiguration;

    @Override
    public EntityManagerFactory createContainerEntityManagerFactory(PersistenceUnitInfo info, Map properties) {
        EntityManagerFactory containerEntityManagerFactory = super.createContainerEntityManagerFactory(info,
                properties);
        hibernateConfiguration = new Configuration();
        hibernateConfiguration.getProperties().putAll(info.getProperties());
        hibernateConfiguration.getProperties().putAll(properties);
        return containerEntityManagerFactory;
    }

    /**
    * Should not be used until after creating the <code>EntityManagerFactory</code> using 
    * {@link #createContainerEntityManagerFactory}
    * 
    * @return The hibernate configuration object that was used for configuring the <code>EntityManagerFactory</code>.
    */
    public Configuration getHibernateConfiguration() {
        return hibernateConfiguration;
    }

}