/*
* 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.spring;
import java.util.Collection;
import javax.persistence.EntityManagerFactory;
import org.springframework.orm.jpa.AbstractEntityManagerFactoryBean;
import org.unitils.core.Unitils;
import org.unitils.orm.common.spring.OrmSpringSupport;
import org.unitils.orm.common.util.ConfiguredOrmPersistenceUnit;
import org.unitils.orm.jpa.JpaModule;
import org.unitils.spring.SpringModule;
/**
* Implementation of {@link OrmSpringSupport} for JPA. Enables retrieving a JPA <code>EntityManagerFactory</code>
* that was configured in a spring <code>ApplicationContext</code>
*
* @author Filip Neven
* @author Tim Ducheyne
*/
public class JpaSpringSupport implements OrmSpringSupport<EntityManagerFactory, Object> {
public boolean isPersistenceUnitConfiguredInSpring(Object testObject) {
return getEntityManagerFactoryBean(testObject) != null;
}
public ConfiguredOrmPersistenceUnit<EntityManagerFactory, Object> getConfiguredPersistenceUnit(Object testObject) {
AbstractEntityManagerFactoryBean factoryBean = getEntityManagerFactoryBean(testObject);
EntityManagerFactory entityManagerFactory = factoryBean.getObject();
Object providerSpecificConfigurationObject = getJpaModule().getJpaProviderSupport().getProviderSpecificConfigurationObject(factoryBean.getPersistenceProvider());
return new ConfiguredOrmPersistenceUnit<EntityManagerFactory, Object>(entityManagerFactory, providerSpecificConfigurationObject);
}
/**
* @param testObject The test instance, not null
* @return Instance of {@link LocalSessionFactoryBean} that wraps the configuration of hibernate in spring
*/
protected AbstractEntityManagerFactoryBean getEntityManagerFactoryBean(Object testObject) {
if (!getSpringModule().isApplicationContextConfiguredFor(testObject)) {
return null;
}
Collection<?> entityManagerFactoryBeans = getSpringModule().getApplicationContext(testObject).getBeansOfType(AbstractEntityManagerFactoryBean.class).values();
if (entityManagerFactoryBeans.size() == 0) {
return null;
}
return (AbstractEntityManagerFactoryBean) entityManagerFactoryBeans.iterator().next();
}
protected SpringModule getSpringModule() {
return Unitils.getInstance().getModulesRepository().getModuleOfType(SpringModule.class);
}
protected JpaModule getJpaModule() {
return Unitils.getInstance().getModulesRepository().getModuleOfType(JpaModule.class);
}
}